Review the problem statement from Codeforces (link will open a new tab). When you've matched your problem, go to the solutions.
Search on plain tags, ratings, names, and problem text. Example: brute force or binary search
< 1 2 3 4 5 6 ... 10 11 12 >Solved |
Name |
Tags |
Solutions |
Index |
Contest |
Type |
Points |
Tutorial |
Rating Level |
|---|---|---|---|---|---|---|---|---|---|
| 20864 | A and B and Team Training | greedy implementation math number theory | Statement | C | Codeforces Round 294 (Div. 2) {519} | PROGRAMMING | Editorial | 1300 | |
| 65760 | Two Buttons | dfs and similar graphs greedy implementation math shortest paths | Statement | B | Codeforces Round 295 (Div. 2) {520} | PROGRAMMING | Codeforces Round #295 Editorial (now with bonuses!) | 1400 | |
| 1701 | Cubes | games greedy implementation | Statement | D | Codeforces Round 295 (Div. 2) {520} | PROGRAMMING | Codeforces Round #295 Editorial (now with bonuses!) | 2400 | |
| 132977 | Pangram | implementation strings | Statement | A | Codeforces Round 295 (Div. 2) {520} | PROGRAMMING | Codeforces Round #295 Editorial (now with bonuses!) | 900 | |
| 9633 | Photo to Remember | *special data structures dp implementation | Statement | B | VK Cup 2015 - Qualification Round 1 {522} | PROGRAMMING | Разбор задач VK Cup 2015 — Квалификация 1 | 1700 | |
| 2875 | Rotate, Flip and Zoom | *special implementation | Statement | A | VK Cup 2015 - Qualification Round 2 {523} | PROGRAMMING | Разбор задач VK Cup 2015 — Квалификация 2 | 1600 | |
| 1002 | Mean Requests | *special implementation | Statement | B | VK Cup 2015 - Qualification Round 2 {523} | PROGRAMMING | Разбор задач VK Cup 2015 — Квалификация 2 | 1800 | |
| 2610 | Statistics of Recompressing Videos | *special data structures implementation | Statement | D | VK Cup 2015 - Qualification Round 2 {523} | PROGRAMMING | Разбор задач VK Cup 2015 — Квалификация 2 | 1900 | |
| 1490 | Возможно, вы знаете этих людей? | implementation | Statement | A | VK Cup 2015 - Round 1 {524} | PROGRAMMING | 1600 | ||
| 5077 | King of Thieves | brute force implementation | Statement | A | ZeptoLab Code Rush 2015 {526} | PROGRAMMING | ZeptoLab Code Rush 2015 — Editorial | 1300 | |
| 4736 | Om Nom and Dark Park | dfs and similar greedy implementation | Statement | B | ZeptoLab Code Rush 2015 {526} | PROGRAMMING | ZeptoLab Code Rush 2015 — Editorial | 1500 | |
| 1195 | Transmitting Levels | dp implementation | Statement | E | ZeptoLab Code Rush 2015 {526} | PROGRAMMING | ZeptoLab Code Rush 2015 — Editorial | 2400 | |
| 15792 | Playing with Paper | implementation math | Statement | A | Codeforces Round 296 (Div. 2) {527} | PROGRAMMING | Codeforces Round #296 Editorial | 1100 | |
| 7681 | Glass Carving | binary search data structures implementation | Statement | C | Codeforces Round 296 (Div. 2) {527} | PROGRAMMING | Codeforces Round #296 Editorial | 1800 | |
| 5139 | Clique Problem | data structures dp greedy implementation sortings | Statement | D | Codeforces Round 296 (Div. 2) {527} | PROGRAMMING | Codeforces Round #296 Editorial | 2100 | |
| 2467 | Board Game | games greedy implementation math | Statement | C | VK Cup 2015 - Round 2 (unofficial online mirror, Div. 1 only) {533} | PROGRAMMING | Разбор VK Cup Round 2 | 1700 | |
| 13006 | Exam | constructive algorithms implementation math | Statement | A | Codeforces Round 298 (Div. 2) {534} | PROGRAMMING | 1100 | ||
| 416 | Berland Local Positioning System | constructive algorithms greedy hashing implementation | Statement | E | Codeforces Round 298 (Div. 2) {534} | PROGRAMMING | 2600 | ||
| 27184 | Tavas and SaDDas | bitmasks brute force combinatorics implementation | Statement | B | Codeforces Round 299 (Div. 2) {535} | PROGRAMMING | Codeforces Round #299 Editorial | 1100 | |
| 13167 | Tavas and Nafas | brute force implementation | Statement | A | Codeforces Round 299 (Div. 2) {535} | PROGRAMMING | Codeforces Round #299 Editorial | 1100 | |
| 19607 | Quasi Binary | constructive algorithms dp greedy implementation | Statement | B | Codeforces Round 300 {538} | PROGRAMMING | Codeforces Round #300 Editorial (+challenges) | 1400 | |
| 7420 | Cutting Banner | brute force implementation | Statement | A | Codeforces Round 300 {538} | PROGRAMMING | Codeforces Round #300 Editorial (+challenges) | 1500 | |
| 6175 | Tourist's Notes | binary search brute force greedy implementation math | Statement | C | Codeforces Round 300 {538} | PROGRAMMING | Codeforces Round #300 Editorial (+challenges) | 1600 | |
| 2531 | Weird Chess | brute force constructive algorithms implementation | Statement | D | Codeforces Round 300 {538} | PROGRAMMING | Codeforces Round #300 Editorial (+challenges) | 1800 | |
| 5013 | School Marks | greedy implementation | Statement | B | Codeforces Round 301 (Div. 2) {540} | PROGRAMMING | Tutorial | 1700 | |
| 2611 | Infinite Inversions | binary search data structures implementation sortings trees | Statement | E | Codeforces Round 301 (Div. 2) {540} | PROGRAMMING | Tutorial | 2400 | |
| 35698 | Combination Lock | implementation | Statement | A | Codeforces Round 301 (Div. 2) {540} | PROGRAMMING | Tutorial | 900 | |
| 8912 | Set of Strings | implementation strings | Statement | A | Codeforces Round 302 (Div. 2) {544} | PROGRAMMING | Editorial Codeforces Round #302 | 1100 | |
| 9024 | Sea and Islands | constructive algorithms implementation | Statement | B | Codeforces Round 302 (Div. 2) {544} | PROGRAMMING | Editorial Codeforces Round #302 | 1400 | |
| 12229 | Toy Cars | implementation | Statement | A | Codeforces Round 303 (Div. 2) {545} | PROGRAMMING | Codeforces Round #303 (Div.2) editorial | 1000 | |
| 30548 | Queue | greedy implementation sortings | Statement | D | Codeforces Round 303 (Div. 2) {545} | PROGRAMMING | Codeforces Round #303 (Div.2) editorial | 1400 | |
| 18847 | Soldier and Badges | brute force greedy implementation sortings | Statement | B | Codeforces Round 304 (Div. 2) {546} | PROGRAMMING | Codeforces Round #304 (Div.2) editorial | 1300 | |
| 246269 | Soldier and Bananas | brute force implementation math | Statement | A | Codeforces Round 304 (Div. 2) {546} | PROGRAMMING | Codeforces Round #304 (Div.2) editorial | 800 | |
| 2806 | Mike and Frog | brute force greedy implementation math | Statement | A | Codeforces Round 305 (Div. 1) {547} | PROGRAMMING | Codeforces Round #305 Editorial | 1900 | |
| 10405 | Mike and Fax | brute force implementation strings | Statement | A | Codeforces Round 305 (Div. 2) {548} | PROGRAMMING | Codeforces Round #305 Editorial | 1200 | |
| 9116 | Mike and Fun | brute force dp greedy implementation | Statement | B | Codeforces Round 305 (Div. 2) {548} | PROGRAMMING | Codeforces Round #305 Editorial | 1400 | |
| 10326 | Face Detection | implementation strings | Statement | A | Looksery Cup 2015 {549} | PROGRAMMING | Looksery Cup 2015 Editorial | 1000 | |
| 2262 | Haar Features | greedy implementation | Statement | D | Looksery Cup 2015 {549} | PROGRAMMING | Looksery Cup 2015 Editorial | 1800 | |
| 44723 | Two Substrings | brute force dp greedy implementation strings | Statement | A | Codeforces Round 306 (Div. 2) {550} | PROGRAMMING | Разбор задач Codeforces Round #306 (Div. 2) | 1500 | |
| 3797 | Regular Bridge | constructive algorithms graphs implementation | Statement | D | Codeforces Round 306 (Div. 2) {550} | PROGRAMMING | Разбор задач Codeforces Round #306 (Div. 2) | 2000 | |
| 1526 | Brackets in Implications | constructive algorithms greedy implementation math | Statement | E | Codeforces Round 306 (Div. 2) {550} | PROGRAMMING | Codeforces Round #306 (Div. 2) Editorial | 2300 | |
| 17995 | GukiZ and Contest | brute force implementation sortings | Statement | A | Codeforces Round 307 (Div. 2) {551} | PROGRAMMING | Tutorial | 1000 | |
| 4083 | ZgukistringZ | brute force constructive algorithms implementation strings | Statement | B | Codeforces Round 307 (Div. 2) {551} | PROGRAMMING | Tutorial | 1800 | |
| 2150 | GukiZ and Binary Operations | combinatorics implementation math matrices number theory | Statement | D | Codeforces Round 307 (Div. 2) {551} | PROGRAMMING | Tutorial | 2400 | |
| 2263 | GukiZ and GukiZiana | binary search data structures implementation | Statement | E | Codeforces Round 307 (Div. 2) {551} | PROGRAMMING | Tutorial | 2600 | |
| 10304 | Vanya and Table | implementation math | Statement | A | Codeforces Round 308 (Div. 2) {552} | PROGRAMMING | Codeforces #308 (Div. 2) Editorial | 1100 | |
| 16169 | Vanya and Books | implementation math | Statement | B | Codeforces Round 308 (Div. 2) {552} | PROGRAMMING | Codeforces #308 (Div. 2) Editorial | 1300 | |
| 1772 | Vanya and Brackets | brute force dp expression parsing greedy implementation strings | Statement | E | Codeforces Round 308 (Div. 2) {552} | PROGRAMMING | Codeforces #308 (Div. 2) Editorial | 2300 | |
| 2297 | Kyoya and Permutation | binary search combinatorics constructive algorithms greedy implementation math | Statement | B | Codeforces Round 309 (Div. 1) {553} | PROGRAMMING | Codeforces Round #309 Editorial | 2200 | |
| 6716 | Case of Matryoshkas | implementation | Statement | A | Codeforces Round 310 (Div. 1) {555} | PROGRAMMING | Codeforces Round #310 Editorial | 1500 | |
| 965 | Case of a Top Secret | binary search implementation math | Statement | D | Codeforces Round 310 (Div. 1) {555} | PROGRAMMING | Codeforces Round #310 Editorial | 2500 | |
| 8281 | Case of Fake Numbers | brute force implementation | Statement | B | Codeforces Round 310 (Div. 2) {556} | PROGRAMMING | Codeforces Round #310 Editorial | 1100 | |
| 8551 | Ilya and Diplomas | greedy implementation math | Statement | A | Codeforces Round 311 (Div. 2) {557} | PROGRAMMING | Codeforces Round #311 (Div.2) Editorial | 1200 | |
| 7531 | Pasha and Tea | constructive algorithms implementation math sortings | Statement | B | Codeforces Round 311 (Div. 2) {557} | PROGRAMMING | Codeforces Round #311 (Div.2) Editorial | 1500 | |
| 11092 | Lala Land and Apple Trees | brute force implementation sortings | Statement | A | Codeforces Round 312 (Div. 2) {558} | PROGRAMMING | Codeforces Round #312 (Div. 2) Editorial | 1200 | |
| 8413 | Amr and The Large Array | implementation | Statement | B | Codeforces Round 312 (Div. 2) {558} | PROGRAMMING | Codeforces Round #312 (Div. 2) Editorial | 1400 | |
| 1237 | Guess Your Way Out! II | data structures implementation sortings | Statement | D | Codeforces Round 312 (Div. 2) {558} | PROGRAMMING | Codeforces Round #312 (Div. 2) Editorial | 2500 | |
| 20123 | Currency System in Geraldion | implementation sortings | Statement | A | Codeforces Round 313 (Div. 2) {560} | PROGRAMMING | Codeforces Round 313 — Extended editoral | 1100 | |
| 8311 | Gerald is into Art | constructive algorithms implementation | Statement | B | Codeforces Round 313 (Div. 2) {560} | PROGRAMMING | Codeforces Round 313 — Extended editoral | 1300 | |
| 414 | Replicating Processes | constructive algorithms greedy | Statement | B | VK Cup 2015 - Finals, online mirror {566} | PROGRAMMING | Editorial for VK Cup 2015 — Finals | 2600 | |
| 36539 | Lineland Mail | greedy implementation | Statement | A | Codeforces Round #Pi (Div. 2) {567} | PROGRAMMING | Editorial Codeforces Round #Pi | 1000 | |
| 8910 | Berland National Library | implementation | Statement | B | Codeforces Round #Pi (Div. 2) {567} | PROGRAMMING | Editorial Codeforces Round #Pi | 1300 | |
| 5433 | Primes or Palindromes? | brute force implementation math number theory | Statement | A | Codeforces Round 315 (Div. 1) {568} | PROGRAMMING | Codeforces Round #315 Editorial | 1700 | |
| 5088 | Music | implementation math | Statement | A | Codeforces Round 315 (Div. 2) {569} | PROGRAMMING | Codeforces Round #315 Editorial | 1500 | |
| 14401 | Elections | implementation | Statement | A | Codeforces Round 316 (Div. 2) {570} | PROGRAMMING | Codeforces Round #316 Editorial | 1200 | |
| 17006 | Simple Game | constructive algorithms games greedy implementation math | Statement | B | Codeforces Round 316 (Div. 2) {570} | PROGRAMMING | Codeforces Round #316 Editorial | 1300 | |
| 9625 | Replacement | constructive algorithms data structures implementation | Statement | C | Codeforces Round 316 (Div. 2) {570} | PROGRAMMING | Codeforces Round #316 Editorial | 1600 | |
| 2745 | Lengthening Sticks | combinatorics implementation math | Statement | A | Codeforces Round 317 [AimFund Thanks-Round] (Div. 1) {571} | PROGRAMMING | Codeforces Round #317 [AimFund Thanks-Round] Editorial | 2300 | |
| 9127 | Order Book | data structures greedy implementation sortings | Statement | B | Codeforces Round 317 [AimFund Thanks-Round] (Div. 2) {572} | PROGRAMMING | Codeforces Round #317 [AimFund Thanks-Round] Editorial | 1400 | |
| 18901 | Bear and Poker | implementation math number theory | Statement | A | Codeforces Round 318 [RussianCodeCup Thanks-Round] (Div. 1) {573} | PROGRAMMING | Codeforces Round #318 [RussianCodeCup Thanks-Round] Editorial | 1400 | |
| 9632 | Bear and Elections | greedy implementation | Statement | A | Codeforces Round 318 [RussianCodeCup Thanks-Round] (Div. 2) {574} | PROGRAMMING | Codeforces Round #318 [RussianCodeCup Thanks-Round] Editorial | 1200 | |
| 2007 | Tablecity | constructive algorithms implementation | Statement | D | Bubble Cup 8 - Finals [Online Mirror] {575} | PROGRAMMING | Bubble Cup finals 2015 Results and Editorial | 1700 | |
| 46411 | Multiplication Table | implementation number theory | Statement | A | Codeforces Round 319 (Div. 2) {577} | PROGRAMMING | Editorial Codeforces Round #319 | 1100 | |
| 5523 | Finding Team Member | brute force implementation sortings | Statement | B | Codeforces Round 320 (Div. 2) [Bayan Thanks-Round] {579} | PROGRAMMING | Codeforces Round #320 [Bayan Thanks-Round] Editorial | 1400 | |
| 109600 | Kefa and First Steps | brute force dp implementation | Statement | A | Codeforces Round 321 (Div. 2) {580} | PROGRAMMING | Codeforces Round #321 Editorial | 1000 | |
| 13754 | Luxurious Houses | implementation math | Statement | B | Codeforces Round 322 (Div. 2) {581} | PROGRAMMING | Codeforces Round #322 (Div.2) Editorial | 1200 | |
| 7674 | Developing Skills | implementation math sortings | Statement | C | Codeforces Round 322 (Div. 2) {581} | PROGRAMMING | Codeforces Round #322 (Div.2) Editorial | 1400 | |
| 5001 | Three Logos | bitmasks brute force constructive algorithms geometry implementation math | Statement | D | Codeforces Round 322 (Div. 2) {581} | PROGRAMMING | Codeforces Round #322 (Div.2) Editorial | 1700 | |
| 87237 | Vasya the Hipster | implementation math | Statement | A | Codeforces Round 322 (Div. 2) {581} | PROGRAMMING | Codeforces Round #322 (Div.2) Editorial | 700 | |
| 11821 | Asphalting Roads | implementation | Statement | A | Codeforces Round 323 (Div. 2) {583} | PROGRAMMING | Codeforces Round #323 Editorial | 1000 | |
| 9021 | Robot's Task | greedy implementation | Statement | B | Codeforces Round 323 (Div. 2) {583} | PROGRAMMING | Codeforces Round #323 Editorial | 1200 | |
| 4485 | Gennady the Dentist | brute force implementation | Statement | A | Codeforces Round 325 (Div. 1) {585} | PROGRAMMING | Разбор Codeforces Round #325 | 1800 | |
| 953 | Digits of Number Pi | dp implementation strings | Statement | F | Codeforces Round 325 (Div. 1) {585} | PROGRAMMING | Разбор Codeforces Round #325 | 3200 | |
| 10660 | Alena's Schedule | implementation | Statement | A | Codeforces Round 325 (Div. 2) {586} | PROGRAMMING | Разбор Codeforces Round #325 | 1100 | |
| 5258 | Laurenty and Shop | implementation | Statement | B | Codeforces Round 325 (Div. 2) {586} | PROGRAMMING | Разбор Codeforces Round #325 | 1300 | |
| 4400 | Median Smoothing | implementation | Statement | A | Codeforces Round 327 (Div. 1) {590} | PROGRAMMING | Codeforces Round #327 problems analysis | 1700 | |
| 8703 | Rebranding | implementation strings | Statement | B | Codeforces Round 327 (Div. 2) {591} | PROGRAMMING | Editorial | 1200 | |
| 17481 | Wizards' Duel | implementation math | Statement | A | Codeforces Round 327 (Div. 2) {591} | PROGRAMMING | 900 | ||
| 6573 | PawnChess | implementation | Statement | A | Codeforces Round 328 (Div. 2) {592} | PROGRAMMING | Codeforces Round #328 Problem Analysis | 1300 | |
| 6210 | 2Char | brute force implementation | Statement | A | Codeforces Round 329 (Div. 2) {593} | PROGRAMMING | Codeforces Round #329 (Editorial) | 1200 | |
| 785 | Edo and Magnets | brute force greedy implementation two pointers | Statement | C | Codeforces Round 330 (Div. 1) {594} | PROGRAMMING | Codeforces Round #330 (Div.1 + Div.2) Editorial | 2700 | |
| 15602 | Vitaly and Night | constructive algorithms implementation | Statement | A | Codeforces Round 330 (Div. 2) {595} | PROGRAMMING | Codeforces Round #330 (Div.1 + Div.2) Editorial | 700 | |
| 8141 | Wilbur and Swimming Pool | geometry implementation | Statement | A | Codeforces Round 331 (Div. 2) {596} | PROGRAMMING | Codeforces Round #331 Editorial | 1200 | |
| 10970 | Wilbur and Array | greedy implementation | Statement | B | Codeforces Round 331 (Div. 2) {596} | PROGRAMMING | Codeforces Round #331 Editorial | 1200 | |
| 12424 | Queries on a String | implementation strings | Statement | B | Educational Codeforces Round 1 {598} | PROGRAMMING | Editorial | 1400 | |
| 4601 | Spongebob and Joke | implementation | Statement | B | Codeforces Round 332 (Div. 2) {599} | PROGRAMMING | Editorial Codeforces Round #332 (Div. 2) | 1500 | |
| 31859 | Patrick and Shopping | implementation | Statement | A | Codeforces Round 332 (Div. 2) {599} | PROGRAMMING | Editorial Codeforces Round #332 (Div. 2) | 800 | |
| 5890 | Extract Numbers | implementation strings | Statement | A | Educational Codeforces Round 2 {600} | PROGRAMMING | Editorial | 1600 | |
| 8833 | Two Bases | brute force implementation | Statement | A | Codeforces Round 333 (Div. 2) {602} | PROGRAMMING | Codeforces Round #333 — editorial | 1200 | |
| 12432 | Approximating a Constant Range | dp implementation two pointers | Statement | B | Codeforces Round 333 (Div. 2) {602} | PROGRAMMING | Codeforces Round #333 — editorial | 1400 | |
| 9476 | Uncowed Forces | implementation | Statement | A | Codeforces Round 334 (Div. 2) {604} | PROGRAMMING | 21885 | 1000 | |
| 8345 | Magic Spheres | implementation | Statement | A | Codeforces Round 335 (Div. 2) {606} | PROGRAMMING | 22019 | 1200 | |
| 2862 | Testing Robots | implementation | Statement | B | Codeforces Round 335 (Div. 2) {606} | PROGRAMMING | 22019 | 1600 | |
| 10070 | Saitama Destroys Hotel | implementation math | Statement | A | Codeforces Round 336 (Div. 2) {608} | PROGRAMMING | Codeforces Round #336 Editorial | 1100 | |
| 10227 | Книга - лучший подарок | constructive algorithms implementation | Statement | B | Educational Codeforces Round 3 {609} | PROGRAMMING | Editorial | 1100 | |
| 7527 | Load Balancing | implementation math | Statement | C | Educational Codeforces Round 3 {609} | PROGRAMMING | Editorial | 1500 | |
| 19703 | Флеш-карты | greedy implementation sortings | Statement | A | Educational Codeforces Round 3 {609} | PROGRAMMING | Editorial | 800 | |
| 8428 | Vika and Squares | constructive algorithms implementation | Statement | B | Codeforces Round 337 (Div. 2) {610} | PROGRAMMING | Codeforces Round #337 (Div.2) Editorial | 1300 | |
| 11314 | New Year and Old Property | bitmasks brute force implementation | Statement | B | Good Bye 2015 {611} | PROGRAMMING | Tutorial | 1300 | |
| 9171 | New Year and Domino | dp implementation | Statement | C | Good Bye 2015 {611} | PROGRAMMING | Tutorial | 1500 | |
| 563 | New Year and Cleaning | binary search implementation | Statement | F | Good Bye 2015 {611} | PROGRAMMING | Tutorial | 2500 | |
| 12269 | New Year and Days | implementation | Statement | A | Good Bye 2015 {611} | PROGRAMMING | Tutorial | 900 | |
| 7682 | HDD is Outdated Technology | implementation math | Statement | B | Educational Codeforces Round 4 {612} | PROGRAMMING | 22299 | 1200 | |
| 7930 | The Text Splitting | brute force implementation strings | Statement | A | Educational Codeforces Round 4 {612} | PROGRAMMING | 22299 | 1300 | |
| 7363 | Gena's Code | implementation math | Statement | B | Codeforces Round 339 (Div. 2) {614} | PROGRAMMING | Tutorial | 1400 | |
| 7870 | Link/Cut Tree | brute force implementation | Statement | A | Codeforces Round 339 (Div. 2) {614} | PROGRAMMING | Tutorial | 1500 | |
| 1110 | Hexagons | binary search implementation math | Statement | E | Codeforces Round 338 (Div. 2) {615} | PROGRAMMING | Codeforces Round #338 (Div. 2) editorial | 2200 | |
| 20799 | Bulbs | implementation | Statement | A | Codeforces Round 338 (Div. 2) {615} | PROGRAMMING | Codeforces Round #338 (Div. 2) editorial | 800 | |
| 10987 | Comparing Two Long Integers | implementation strings | Statement | A | Educational Codeforces Round 5 {616} | PROGRAMMING | Editorial of Educational Codeforces Round 5 | 1200 | |
| 3770 | Sum of Remainders | implementation math number theory | Statement | E | Educational Codeforces Round 5 {616} | PROGRAMMING | Editorial of Educational Codeforces Round 5 | 2200 | |
| 5294 | Watering Flowers | implementation | Statement | C | Codeforces Round 340 (Div. 2) {617} | PROGRAMMING | Tutorial | 1600 | |
| 4464 | Polyline | constructive algorithms implementation | Statement | D | Codeforces Round 340 (Div. 2) {617} | PROGRAMMING | Tutorial | 1700 | |
| 4817 | Constellation | geometry implementation | Statement | C | Wunder Fund Round 2016 (Div. 1 + Div. 2 combined) {618} | PROGRAMMING | Wunder Fund Round 2016 Editorials | 1600 | |
| 8906 | Slime Combining | implementation | Statement | A | Wunder Fund Round 2016 (Div. 1 + Div. 2 combined) {618} | PROGRAMMING | Wunder Fund Round 2016 Editorials | 900 | |
| 10651 | Grandfather Dovlet’s calculator | implementation | Statement | B | Educational Codeforces Round 6 {620} | PROGRAMMING | Editorial of Educational Codeforces Round 6 | 1000 | |
| 14830 | Professor GukiZ's Robot | implementation math | Statement | A | Educational Codeforces Round 6 {620} | PROGRAMMING | Editorial of Educational Codeforces Round 6 | 1000 | |
| 23165 | Wet Shark and Odd and Even | implementation | Statement | A | Codeforces Round 341 (Div. 2) {621} | PROGRAMMING | Editorial | 1000 | |
| 11700 | Wet Shark and Bishops | combinatorics implementation | Statement | B | Codeforces Round 341 (Div. 2) {621} | PROGRAMMING | Editorial | 1300 | |
| 11108 | The Time | implementation | Statement | B | Educational Codeforces Round 7 {622} | PROGRAMMING | Editorial of Educational Codeforces Round 7 | 1100 | |
| 10351 | Infinite Sequence | implementation math | Statement | A | Educational Codeforces Round 7 {622} | PROGRAMMING | Editorial of Educational Codeforces Round 7 | 1100 | |
| 7646 | Not Equal on a Segment | data structures implementation | Statement | C | Educational Codeforces Round 7 {622} | PROGRAMMING | Editorial of Educational Codeforces Round 7 | 1700 | |
| 7213 | K-special Tables | constructive algorithms implementation | Statement | C | Codeforces Round 342 (Div. 2) {625} | PROGRAMMING | Codeforces Round #342 (Div. 2) : editorial | 1300 | |
| 5690 | Guest From the Past | implementation math | Statement | A | Codeforces Round 342 (Div. 2) {625} | PROGRAMMING | Codeforces Round #342 (Div. 2) : editorial | 1700 | |
| 709 | Finals in arithmetic | constructive algorithms implementation math | Statement | D | Codeforces Round 342 (Div. 2) {625} | PROGRAMMING | Codeforces Round #342 (Div. 2) : editorial | 2400 | |
| 6963 | Robot Sequence | brute force implementation | Statement | A | 8VC Venture Cup 2016 - Elimination Round {626} | PROGRAMMING | 23522 | 1000 | |
| 7176 | Tennis Tournament | implementation | Statement | A | Educational Codeforces Round 8 {628} | PROGRAMMING | 43203 | 1100 | |
| 1121 | Zbazi in Zeydabad | data structures implementation | Statement | E | Educational Codeforces Round 8 {628} | PROGRAMMING | 43203 | 2300 | |
| 15038 | Far Relative’s Birthday Cake | brute force combinatorics constructive algorithms implementation | Statement | A | Codeforces Round 343 (Div. 2) {629} | PROGRAMMING | Editorial of Codeforces Round #343 (Div.2) | 800 | |
| 4116 | Cracking the Code | implementation math | Statement | L | Experimental Educational Round: VolBIT Formulas Blitz {630} | PROGRAMMING | Разбор задач Experimental Educational Round: VolBIT Formulas Blitz | 1700 | |
| 935 | Arrow | geometry | Statement | O | Experimental Educational Round: VolBIT Formulas Blitz {630} | PROGRAMMING | 24160 | 2300 | |
| 9808 | Interview | brute force implementation | Statement | A | Codeforces Round 344 (Div. 2) {631} | PROGRAMMING | Editorial Codeforces Round #344 (Div. 2) | 1000 | |
| 7933 | Print Check | constructive algorithms implementation | Statement | B | Codeforces Round 344 (Div. 2) {631} | PROGRAMMING | Editorial Codeforces Round #344 (Div. 2) | 1300 | |
| 2502 | Messenger | data structures hashing implementation string suffix structures strings | Statement | D | Codeforces Round 344 (Div. 2) {631} | PROGRAMMING | Editorial Codeforces Round #344 (Div. 2) | 2100 | |
| 3480 | Spy Syndrome 2 | data structures dp hashing implementation sortings string suffix structures strings | Statement | C | Manthan, Codefest 16 {633} | PROGRAMMING | Manthan, Codefest 16: Editorials | 1900 | |
| 3093 | Fibonacci-ish | brute force dp hashing implementation math | Statement | D | Manthan, Codefest 16 {633} | PROGRAMMING | Manthan, Codefest 16: Editorials | 2000 | |
| 829 | Fibonacci-ish II | data structures implementation | Statement | H | Manthan, Codefest 16 {633} | PROGRAMMING | Manthan, Codefest 16: Editorials | 2800 | |
| 3471 | Island Puzzle | constructive algorithms implementation | Statement | A | 8VC Venture Cup 2016 - Final Round (Div. 1 Edition) {634} | PROGRAMMING | 8VC Venture Cup 2016 — Final Round Editorial | 1400 | |
| 3283 | Orchestra | brute force implementation | Statement | A | 8VC Venture Cup 2016 - Final Round (Div. 2 Edition) {635} | PROGRAMMING | 8VC Venture Cup 2016 — Final Round Editorial | 1200 | |
| 5903 | Voting for Photos | *special constructive algorithms implementation | Statement | A | VK Cup 2016 - Qualification Round 1 {637} | PROGRAMMING | 1500 | ||
| 2541 | Promocodes with Mistakes | *special brute force constructive algorithms implementation | Statement | C | VK Cup 2016 - Qualification Round 1 {637} | PROGRAMMING | 1800 | ||
| 6549 | Bear and Displayed Friends | implementation | Statement | A | VK Cup 2016 - Round 1 {639} | PROGRAMMING | Tutorial | 1200 | |
| 1270 | Bear and Polynomials | hashing implementation math | Statement | C | VK Cup 2016 - Round 1 {639} | PROGRAMMING | Tutorial | 2200 | |
| 6379 | Little Artem and Grasshopper | implementation | Statement | A | VK Cup 2016 - Round 2 {641} | PROGRAMMING | VK Cup 2016 — Раунд 2 (editorial) | 1100 | |
| 4404 | Little Artem and Matrix | implementation | Statement | B | VK Cup 2016 - Round 2 {641} | PROGRAMMING | VK Cup 2016 — Раунд 2 (editorial) | 1400 | |
| 3207 | Little Artem and Dance | brute force constructive algorithms implementation | Statement | C | VK Cup 2016 - Round 2 {641} | PROGRAMMING | VK Cup 2016 — Раунд 2 (editorial) | 1800 | |
| 1606 | Little Artem and Random Variable | dp implementation math probabilities | Statement | D | VK Cup 2016 - Round 2 {641} | PROGRAMMING | VK Cup 2016 — Раунд 2 (editorial) | 2300 | |
| 4848 | Bear and Colors | implementation | Statement | A | VK Cup 2016 - Round 3 {643} | PROGRAMMING | VK Cup 2016 — Round 3 — Editorial | 1500 | |
| 1028 | Hostname Aliases | *special binary search data structures implementation sortings strings | Statement | C | CROC 2016 - Qualification {644} | PROGRAMMING | 2300 | ||
| 3833 | Amity Assessment | brute force constructive algorithms implementation | Statement | A | CROC 2016 - Elimination Round {645} | PROGRAMMING | Editorial for CROC 2016 Elimination Round | 1200 | |
| 444 | Дефрагментация памяти | constructive algorithms greedy implementation | Statement | D | Технокубок 2016 - Отборочный Раунд 2 {649} | PROGRAMMING | 2000.0 | 1600 | |
| 24348 | Joysticks | dp greedy implementation math | Statement | A | Codeforces Round 345 (Div. 2) {651} | PROGRAMMING | 1100 | ||
| 5325 | Gabriel and Caterpillar | implementation math | Statement | A | Educational Codeforces Round 10 {652} | PROGRAMMING | Editorial of Educational Codeforces Round 10 | 1400 | |
| 9392 | Bear and Three Balls | brute force implementation sortings | Statement | A | IndiaHacks 2016 - Online Edition (Div. 1 + Div. 2) {653} | PROGRAMMING | IndiaHacks Finals 2016 — Editorial | 1000 | |
| 1786 | Bear and Up-Down | brute force implementation | Statement | C | IndiaHacks 2016 - Online Edition (Div. 1 + Div. 2) {653} | PROGRAMMING | IndiaHacks Finals 2016 — Editorial | 1900 | |
| 1780 | Scrambled | *special implementation | Statement | B | April Fools Day Contest 2016 {656} | PROGRAMMING | 44141 | 1700 | |
| 7791 | Bear and Reverse Radewoosh | implementation | Statement | A | VK Cup 2016 - Round 1 (Div. 2 Edition) {658} | PROGRAMMING | Tutorial | 700 | |
| 17032 | Round House | implementation math | Statement | A | Codeforces Round 346 (Div. 2) {659} | PROGRAMMING | Editorial for Codeforces Round #346 (Div. 2) | 1100 | |
| 12049 | Tanya and Toys | greedy implementation | Statement | C | Codeforces Round 346 (Div. 2) {659} | PROGRAMMING | Editorial for Codeforces Round #346 (Div. 2) | 1200 | |
| 6779 | Bicycle Race | geometry implementation math | Statement | D | Codeforces Round 346 (Div. 2) {659} | PROGRAMMING | Editorial for Codeforces Round #346 (Div. 2) | 1500 | |
| 5940 | Seating On Bus | implementation | Statement | B | Educational Codeforces Round 11 {660} | PROGRAMMING | Editorial of Educational Codeforces Round 11 | 1200 | |
| 10704 | Co-prime Array | greedy implementation math number theory | Statement | A | Educational Codeforces Round 11 {660} | PROGRAMMING | Editorial of Educational Codeforces Round 11 | 1300 | |
| 1739 | International Olympiad | constructive algorithms greedy implementation math | Statement | D | CROC 2016 - Final Round [Private, For Onsite Finalists Only] {662} | PROGRAMMING | Editorial for CROC 2016 Finals and Codeforces Round #347 | 2000 | |
| 3219 | Buses Between Cities | implementation | Statement | A | Educational Codeforces Round 12 {665} | PROGRAMMING | Editorial | 1700 | |
| 3838 | Reberland Linguistics | dp implementation strings | Statement | A | Codeforces Round 349 (Div. 1) {666} | PROGRAMMING | Codeforces Round #349 Editorial | 1800 | |
| 12181 | Game of Robots | implementation | Statement | B | Codeforces Round 350 (Div. 2) {670} | PROGRAMMING | Codeforces Round #350 (Div.2) Editorial | 1100 | |
| 25475 | Magic Powder - 1 | binary search brute force implementation | Statement | D1 | Codeforces Round 350 (Div. 2) {670} | PROGRAMMING | Codeforces Round #350 (Div.2) Editorial | 1400 | |
| 10162 | Cinema | implementation sortings | Statement | C | Codeforces Round 350 (Div. 2) {670} | PROGRAMMING | Codeforces Round #350 (Div.2) Editorial | 1400 | |
| 20815 | Magic Powder - 2 | binary search implementation | Statement | D2 | Codeforces Round 350 (Div. 2) {670} | PROGRAMMING | Codeforces Round #350 (Div.2) Editorial | 1500 | |
| 4423 | Recycling Bottles | dp geometry greedy implementation | Statement | A | Codeforces Round 352 (Div. 1) {671} | PROGRAMMING | Codeforces Round #352 Editorial | 1800 | |
| 18735 | Different is Good | constructive algorithms implementation strings | Statement | B | Codeforces Round 352 (Div. 2) {672} | PROGRAMMING | 1000 | ||
| 16806 | Summer Camp | implementation | Statement | A | Codeforces Round 352 (Div. 2) {672} | PROGRAMMING | 800 | ||
| 3701 | Problems for Round | greedy implementation | Statement | B | Codeforces Round 351 (VK Cup 2016 Round 3, Div. 2 Edition) {673} | PROGRAMMING | VK Cup 2016 — Round 3 — Editorial | 1400 | |
| 10975 | Bear and Game | implementation | Statement | A | Codeforces Round 351 (VK Cup 2016 Round 3, Div. 2 Edition) {673} | PROGRAMMING | VK Cup 2016 — Round 3 — Editorial | 900 | |
| 14915 | Nicholas and Permutation | constructive algorithms implementation | Statement | A | Codeforces Round 354 (Div. 2) {676} | PROGRAMMING | Editorial | 1000 | |
| 5873 | Pyramid of Glasses | implementation math math | Statement | B | Codeforces Round 354 (Div. 2) {676} | PROGRAMMING | Editorial | 1500 | |
| 2003 | Theseus and labyrinth | graphs implementation shortest paths | Statement | D | Codeforces Round 354 (Div. 2) {676} | PROGRAMMING | 2000 | ||
| 7984 | Vanya and Food Processor | implementation math | Statement | B | Codeforces Round 355 (Div. 2) {677} | PROGRAMMING | Codeforces Round #355 (Div. 2) Editorial | 1400 | |
| 7067 | Vanya and Label | bitmasks combinatorics implementation strings | Statement | C | Codeforces Round 355 (Div. 2) {677} | PROGRAMMING | Codeforces Round #355 (Div. 2) Editorial | 1500 | |
| 815 | Vanya and Balloons | binary search brute force dp implementation | Statement | E | Codeforces Round 355 (Div. 2) {677} | PROGRAMMING | Codeforces Round #355 (Div. 2) Editorial | 2600 | |
| 187861 | Vanya and Fence | implementation | Statement | A | Codeforces Round 355 (Div. 2) {677} | PROGRAMMING | Codeforces Round #355 (Div. 2) Editorial | 700 | |
| 15468 | Johny Likes Numbers | implementation math | Statement | A | Educational Codeforces Round 13 {678} | PROGRAMMING | Editorial | 1000 | |
| 4818 | The Same Calendar | implementation | Statement | B | Educational Codeforces Round 13 {678} | PROGRAMMING | Editorial | 1600 | |
| 11286 | Joty and Chocolate | implementation math number theory | Statement | C | Educational Codeforces Round 13 {678} | PROGRAMMING | Editorial | 1600 | |
| 1305 | Bear and Square Grid | dfs and similar dsu implementation | Statement | C | Codeforces Round 356 (Div. 1) {679} | PROGRAMMING | Codeforces Round #356 — Editorial | 2500 | |
| 407 | Bear and Chase | brute force dfs and similar graphs implementation math probabilities | Statement | D | Codeforces Round 356 (Div. 1) {679} | PROGRAMMING | Codeforces Round #356 — Editorial | 2900 | |
| 26523 | Bear and Finding Criminals | constructive algorithms implementation | Statement | B | Codeforces Round 356 (Div. 2) {680} | PROGRAMMING | Codeforces Round #356 — Editorial | 1000 | |
| 13386 | Bear and Five Cards | constructive algorithms implementation | Statement | A | Codeforces Round 356 (Div. 2) {680} | PROGRAMMING | Codeforces Round #356 — Editorial | 900 | |
| 16976 | A Good Contest | implementation | Statement | A | Codeforces Round 357 (Div. 2) {681} | PROGRAMMING | 45425 | 800 | |
| 560 | Kay and Eternity | brute force implementation sortings | Statement | D | Codeforces Round 359 (Div. 1) {685} | PROGRAMMING | Codeforces Round #359 Editorial | 2600 | |
| 8060 | Little Robber Girl's Zoo | constructive algorithms implementation sortings | Statement | B | Codeforces Round 359 (Div. 2) {686} | PROGRAMMING | Codeforces Round #359 Editorial | 1200 | |
| 44505 | Free Ice Cream | constructive algorithms implementation | Statement | A | Codeforces Round 359 (Div. 2) {686} | PROGRAMMING | Codeforces Round #359 Editorial | 800 | |
| 14930 | Opponents | implementation | Statement | A | Codeforces Round 360 (Div. 2) {688} | PROGRAMMING | Codeforces Round #360 Editorial [+ Challenges!] | 800 | |
| 5526 | Mike and Cellphone | brute force constructive algorithms implementation | Statement | A | Codeforces Round 361 (Div. 2) {689} | PROGRAMMING | Tutorial | 1400 | |
| 2355 | Mike and Geometry Problem | combinatorics data structures dp geometry implementation | Statement | E | Codeforces Round 361 (Div. 2) {689} | PROGRAMMING | Tutorial | 2300 | |
| 11316 | Fashion in Berland | implementation | Statement | A | Educational Codeforces Round 14 {691} | PROGRAMMING | Editorial of Educational Codeforces Round 14 | 1100 | |
| 8276 | s-palindrome | implementation strings | Statement | B | Educational Codeforces Round 14 {691} | PROGRAMMING | Editorial of Educational Codeforces Round 14 | 1600 | |
| 3040 | Exponential notation | implementation strings | Statement | C | Educational Codeforces Round 14 {691} | PROGRAMMING | Editorial of Educational Codeforces Round 14 | 1900 | |
| 6522 | Lorenzo Von Matterhorn | brute force data structures implementation trees | Statement | A | Codeforces Round 362 (Div. 1) {696} | PROGRAMMING | Codeforces Round #362 (Editorial) | 1500 | |
| 2321 | PLEASE | combinatorics dp implementation math matrices | Statement | C | Codeforces Round 362 (Div. 1) {696} | PROGRAMMING | Codeforces Round #362 (Editorial) | 2200 | |
| 13475 | Pineapple Incident | implementation math | Statement | A | Codeforces Round 362 (Div. 2) {697} | PROGRAMMING | 1000 | ||
| 6041 | Barnicle | brute force implementation math strings | Statement | B | Codeforces Round 362 (Div. 2) {697} | PROGRAMMING | 1400 | ||
| 19631 | Launch of Collider | implementation | Statement | A | Codeforces Round 363 (Div. 2) {699} | PROGRAMMING | Codeforces Round #363 problems analysis | 1000 | |
| 7998 | One Bomb | implementation | Statement | B | Codeforces Round 363 (Div. 2) {699} | PROGRAMMING | Codeforces Round #363 problems analysis | 1400 | |
| 21420 | Cards | greedy implementation | Statement | A | Codeforces Round 364 (Div. 2) {701} | PROGRAMMING | Codeforces Round #364 problem analysis | 800 | |
| 24693 | Cellular Network | binary search implementation two pointers | Statement | C | Educational Codeforces Round 15 {702} | PROGRAMMING | 46324 | 1500 | |
| 14041 | Powers of Two | brute force data structures implementation math | Statement | B | Educational Codeforces Round 15 {702} | PROGRAMMING | 46324 | 1500 | |
| 57212 | Maximum Increase | dp greedy implementation | Statement | A | Educational Codeforces Round 15 {702} | PROGRAMMING | 46324 | 900 | |
| 6101 | Mishka and trip | implementation math | Statement | B | Codeforces Round 365 (Div. 2) {703} | PROGRAMMING | Codeforces Round #365 (Div. 2) Editorial | 1400 | |
| 2020 | Chris and Road | geometry implementation | Statement | C | Codeforces Round 365 (Div. 2) {703} | PROGRAMMING | Codeforces Round #365 (Div. 2) Editorial | 2100 | |
| 68549 | Mishka and Game | implementation | Statement | A | Codeforces Round 365 (Div. 2) {703} | PROGRAMMING | Codeforces Round #365 (Div. 2) Editorial | 700 | |
| 10378 | Thor | brute force data structures implementation | Statement | A | Codeforces Round 366 (Div. 1) {704} | PROGRAMMING | Tutorial | 1600 | |
| 621 | Black Widow | dp graphs implementation math | Statement | C | Codeforces Round 366 (Div. 1) {704} | PROGRAMMING | Tutorial | 2800 | |
| 137022 | Hulk | implementation | Statement | A | Codeforces Round 366 (Div. 2) {705} | PROGRAMMING | tutorial | 600 | |
| 90261 | Interesting drink | binary search dp implementation | Statement | B | Codeforces Round 367 (Div. 2) {706} | PROGRAMMING | Tutorial | 1100 | |
| 15467 | Beru-taxi | brute force geometry implementation | Statement | A | Codeforces Round 367 (Div. 2) {706} | PROGRAMMING | Tutorial | 1100 | |
| 1303 | Working routine | data structures implementation | Statement | E | Codeforces Round 367 (Div. 2) {706} | PROGRAMMING | Tutorial | 2600 | |
| 56880 | Brain's Photos | implementation | Statement | A | Codeforces Round 368 (Div. 2) {707} | PROGRAMMING | 46662 | 1000 | |
| 3146 | Persistent Bookcase | bitmasks data structures dfs and similar implementation | Statement | D | Codeforces Round 368 (Div. 2) {707} | PROGRAMMING | 46662 | 2100 | |
| 9993 | Letters Cyclic Shift | constructive algorithms greedy implementation strings | Statement | A | AIM Tech Round 3 (Div. 1) {708} | PROGRAMMING | Editorial | 1200 | |
| 3482 | Recover the String | constructive algorithms greedy implementation math | Statement | B | AIM Tech Round 3 (Div. 1) {708} | PROGRAMMING | Editorial | 1900 | |
| 38836 | Juicer | implementation | Statement | A | AIM Tech Round 3 (Div. 2) {709} | PROGRAMMING | 1000 | ||
| 5063 | Checkpoints | greedy implementation sortings | Statement | B | AIM Tech Round 3 (Div. 2) {709} | PROGRAMMING | 1500 | ||
| 14952 | King Moves | implementation | Statement | A | Educational Codeforces Round 16 {710} | PROGRAMMING | Editorial of Educational Codeforces Round 16 | 1000 | |
| 8685 | Chris and Magic Square | constructive algorithms implementation | Statement | B | Codeforces Round 369 (Div. 2) {711} | PROGRAMMING | 46830 | 1400 | |
| 31151 | Bus to Udayland | brute force implementation | Statement | A | Codeforces Round 369 (Div. 2) {711} | PROGRAMMING | 46830 | 700 | |
| 10410 | Memory and Trident | implementation strings | Statement | B | Codeforces Round 370 (Div. 2) {712} | PROGRAMMING | Codeforces Round #370 Editorial | 1200 | |
| 12684 | Memory and Crow | implementation math | Statement | A | Codeforces Round 370 (Div. 2) {712} | PROGRAMMING | Codeforces Round #370 Editorial | 900 | |
| 8917 | Sonya and Queries | data structures implementation | Statement | A | Codeforces Round 371 (Div. 1) {713} | PROGRAMMING | Codeforces Round #371 Editorial | 1500 | |
| 11209 | Meeting of Old Friends | implementation math | Statement | A | Codeforces Round 371 (Div. 2) {714} | PROGRAMMING | Codeforces Round #371 Editorial | 1100 | |
| 15665 | Filya and Homework | implementation sortings | Statement | B | Codeforces Round 371 (Div. 2) {714} | PROGRAMMING | Codeforces Round #371 Editorial | 1200 | |
| 24262 | Crazy Computer | implementation | Statement | A | Codeforces Round 372 (Div. 2) {716} | PROGRAMMING | Codeforces Round #372 Editorial | 800 | |
| 4378 | Potions Homework | implementation sortings | Statement | C | Bubble Cup 9 - Finals [Online Mirror] {717} | PROGRAMMING | Tutorial | 1200 | |
| 4643 | Efim and Strange Grade | dp implementation math | Statement | A | Codeforces Round 373 (Div. 1) {718} | PROGRAMMING | Codeforces Round #373 — Editorial | 1700 | |
| 16513 | Vitya in the Countryside | implementation | Statement | A | Codeforces Round 373 (Div. 2) {719} | PROGRAMMING | Codeforces Round #373 — Editorial | 1100 | |
| 125 | Cipher | implementation | Statement | E | Russian Code Cup 2016 - Finals [Unofficial Mirror, Div. 1 Only Recommended] {720} | PROGRAMMING | Russian Code Cup 2016 — Results and Tutorial | 3100 | |
| 12545 | Passwords | implementation math sortings strings | Statement | B | Codeforces Round 374 (Div. 2) {721} | PROGRAMMING | Codeforces Round #374 (Div. 2) Editorial | 1200 | |
| 19463 | One-dimensional Japanese Crossword | implementation | Statement | A | Codeforces Round 374 (Div. 2) {721} | PROGRAMMING | Codeforces Round #374 (Div. 2) Editorial | 700 | |
| 6823 | Verse Pattern | implementation strings | Statement | B | Intel Code Challenge Elimination Round (Div. 1 + Div. 2, combined) {722} | PROGRAMMING | Tutorial | 1200 | |
| 7004 | Broken Clock | brute force implementation | Statement | A | Intel Code Challenge Elimination Round (Div. 1 + Div. 2, combined) {722} | PROGRAMMING | Tutorial | 1300 | |
| 668 | Cyclic Cipher | chinese remainder theorem data structures implementation number theory two pointers | Statement | F | Intel Code Challenge Elimination Round (Div. 1 + Div. 2, combined) {722} | PROGRAMMING | Tutorial | 2800 |