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Solved |
Name |
Tags |
Solutions |
Index |
Contest |
Type |
Points |
Tutorial |
Rating Level |
|---|---|---|---|---|---|---|---|---|---|
| 13892 | Another Problem on Strings | binary search brute force dp math strings two pointers | Statement | C | Codeforces Round 112 (Div. 2) {165} | PROGRAMMING | Codeforces Round #112 (Div. 2) Tutorial | 1600 | |
| 2078 | Cubes | binary search dp two pointers | Statement | E | Codeforces Round 116 (Div. 2, ACM-ICPC Rules) {180} | PROGRAMMING | 1700 | ||
| 12415 | Physics Practical | binary search dp sortings two pointers | Statement | B | Codeforces Round 154 (Div. 2) {253} | PROGRAMMING | Codeforces Round #154 (Div. 2) — tutorial | 1400 | |
| 42175 | Number of Ways | binary search brute force data structures dp two pointers | Statement | C | Codeforces Round 266 (Div. 2) {466} | PROGRAMMING | Editorial Codeforces Round #266 (Div. 2) | 1700 | |
| 4240 | Strip | binary search data structures dp two pointers | Statement | B | Codeforces Round 278 (Div. 1) {487} | PROGRAMMING | Tutorial | 2300 | |
| 2484 | Skills | binary search brute force dp greedy sortings two pointers | Statement | B | Codeforces Round 339 (Div. 1) {613} | PROGRAMMING | Tutorial | 2200 | |
| 3497 | Image Preview | binary search brute force dp two pointers | Statement | B | Codeforces Round 345 (Div. 1) {650} | PROGRAMMING | Codeforces Round #345: editorial | 1900 | |
| 10809 | Hard Process | binary search dp two pointers | Statement | C | Educational Codeforces Round 11 {660} | PROGRAMMING | Editorial of Educational Codeforces Round 11 | 1600 | |
| 22813 | Vasya and String | binary search dp strings two pointers | Statement | C | Codeforces Round 354 (Div. 2) {676} | PROGRAMMING | Editorial | 1500 | |
| 5700 | Anton and Making Potions | binary search dp greedy two pointers | Statement | C | Codeforces Round 379 (Div. 2) {734} | PROGRAMMING | Tutorial of Codeforces Round #379 (Div. 2) | 1600 | |
| 6835 | Alyona and Spreadsheet | binary search data structures dp greedy implementation two pointers | Statement | C | Codeforces Round 401 (Div. 2) {777} | PROGRAMMING | Problem analysis of Codeforces Round #401 (Div. 2) | 1600 | |
| 6571 | The Bakery | binary search data structures divide and conquer dp two pointers | Statement | B | Codeforces Round 426 (Div. 1) {833} | PROGRAMMING | Codeforces Round #426 Editorial | 2200 | |
| 4170 | Pencils and Boxes | binary search data structures dp greedy two pointers | Statement | E | Educational Codeforces Round 44 (Rated for Div. 2) {985} | PROGRAMMING | Educational Codeforces Round 44 Editorial | 2000 | |
| 8188 | Yet Another Monster Killing Problem | binary search data structures dp greedy sortings two pointers | Statement | D | Educational Codeforces Round 76 (Rated for Div. 2) {1257} | PROGRAMMING | Educational Codeforces Round 76 Editorial | 1700 | |
| 11775 | Three Blocks Palindrome (easy version) | binary search brute force data structures dp two pointers | Statement | E1 | Codeforces Round 634 (Div. 3) {1335} | PROGRAMMING | 75993 | 1700 | |
| 35444 | Ternary String | binary search dp implementation two pointers | Statement | B | Educational Codeforces Round 87 (Rated for Div. 2) {1354} | PROGRAMMING | 77593 | 1200 | |
| 4636 | Two Arrays | binary search brute force combinatorics dp greedy implementation two pointers | Statement | E | Educational Codeforces Round 89 (Rated for Div. 2) {1366} | PROGRAMMING | Educational Codeforces Round 89 Editorial | ||
| 1878 | Flying Sort (Hard Version) | binary search dp greedy two pointers | Statement | F2 | Codeforces Round 650 (Div. 3) {1367} | PROGRAMMING | Codeforces Round #650 (Div. 3) Editorial | ||
| 1403 | Controversial Rounds | binary search data structures dp dsu two pointers | Statement | F | Educational Codeforces Round 93 (Rated for Div. 2) {1398} | PROGRAMMING | Educational Codeforces Round 93 Editorial | ||
| 8483 | Two Platforms | binary search dp sortings two pointers | Statement | E | Codeforces Round 667 (Div. 3) {1409} | PROGRAMMING | Codeforces Round #667 (Div. 3) Editorial | ||
| 375 | Strange Permutation | binary search combinatorics data structures dp two pointers | Statement | E | Codeforces Round 694 (Div. 1) {1470} | PROGRAMMING | 2000.0 | 86464 | |
| 11225 | Cleaning the Phone | binary search dp greedy sortings two pointers | Statement | D | Codeforces Round 697 (Div. 3) {1475} | PROGRAMMING | Codeforces Round #697 (Div. 3) Editorial | ||
| 9868 | Max Median | binary search data structures dp two pointers | Statement | D | Codeforces Round 703 (Div. 2) {1486} | PROGRAMMING | 1750.0 | Codeforces Round #703 (Div. 2) Editorial | |
| 1850 | Stringforces | binary search bitmasks data structures dp greedy strings two pointers | Statement | E | Educational Codeforces Round 111 (Rated for Div. 2) {1550} | PROGRAMMING | Educational Codeforces Round 111 Editorial | ||
| 2139 | Korney Korneevich and XOR (hard version) | binary search brute force dp two pointers | Statement | F2 | Codeforces Round 750 (Div. 2) {1582} | PROGRAMMING | 1500.0 | Codeforces Round #750 (Div.2) Editorial | |
| 10489 | Complex Market Analysis | binary search dp implementation number theory schedules two pointers | Statement | C | Deltix Round, Autumn 2021 (open for everyone, rated, Div. 1 + Div. 2) {1609} | PROGRAMMING | 1500.0 | Deltix Round, Autumn 2021. Editorial | 1400 |
| 5359 | New Year Concert | binary search data structures dp greedy math number theory two pointers | Statement | D | Codeforces Round 769 (Div. 2) {1632} | PROGRAMMING | 2000.0 | Editorial of Codeforces Round #769 | |
| 5327 | For Gamers. By Gamers. | binary search dp math sortings two pointers | Statement | D | Educational Codeforces Round 125 (Rated for Div. 2) {1657} | PROGRAMMING | 101161 | ||
| 8555 | Valiant's New Map | binary search brute force data structures dp two pointers | Statement | D | Codeforces Round 841 (Div. 2) and Divide by Zero 2022 {1731} | PROGRAMMING | 1500.0 | Codeforces Round #841 (Div. 2) and Divide By Zero 2022 Editorial | |
| 21708 | Hossam and Friends | binary search constructive algorithms dp two pointers | Statement | B | Codeforces Round 837 (Div. 2) {1771} | PROGRAMMING | 1000.0 | Codeforces Round #837 (Div. 2) Editorial | |
| 4703 | Moving Dots | binary search brute force combinatorics dp math two pointers | Statement | D | Codeforces Round 851 (Div. 2) {1788} | PROGRAMMING | 2250.0 | Codeforces Round #851 (Div. 2) Editorial | |
| 2145 | Vlad and the Nice Paths (hard version) | binary search combinatorics data structures dp math two pointers | Statement | G2 | Codeforces Round 863 (Div. 3) {1811} | PROGRAMMING | 114788 | ||
| 4556 | Range Sorting (Easy Version) | binary search dp dsu greedy trees two pointers | Statement | B1 | Codeforces Round 873 (Div. 1) {1827} | PROGRAMMING | 750.0 | Codeforces Round #873 (Div. 1 & 2) Editorial | 2000 |
| 3209 | Trees and Segments | binary search brute force constructive algorithms data structures dp greedy two pointers | Statement | D | Codeforces Round 893 (Div. 2) {1858} | PROGRAMMING | 2000.0 | Codeforces Round #893 (Div. 2) Editorial | 2200 |
| 8028 | Andrey and Escape from Capygrad | binary search data structures dp dsu greedy sortings two pointers | Statement | D | Codeforces Round 892 (Div. 2) {1859} | PROGRAMMING | 1750.0 | Video solutions from Geothermal. | |
| 13161 | Colorful Table | binary search data structures dp implementation math sortings two pointers | Statement | C | CodeTON Round 6 (Div. 1 + Div. 2, Rated, Prizes!) {1870} | PROGRAMMING | 1500.0 | CodeTON Round 6 (Div. 1 + Div. 2, Rated, Prizes!) Editorial | |
| 28610 | Collecting Game | binary search dp greedy two pointers | Statement | B | Codeforces Round 914 (Div. 2) {1904} | PROGRAMMING | 750.0 | Codeforces Round 914 (Div. 2) Editorial | |
| 6272 | Blocking Elements | binary search data structures dp greedy implementation two pointers | Statement | D | Codeforces Round 922 (Div. 2) {1918} | PROGRAMMING | 2000.0 | Codeforces Round #922 (Div. 2) Editorial | |
| 33793 | Find the Different Ones! | binary search brute force data structures dp greedy two pointers | Statement | D | Codeforces Round 923 (Div. 3) {1927} | PROGRAMMING | 125597 | ||
| 12498 | Job Interview | binary search dp greedy implementation two pointers | Statement | C | Educational Codeforces Round 166 (Rated for Div. 2) {1976} | PROGRAMMING | Educational Codeforces Round 166 Editorial | ||
| 22024 | Boring Day | binary search data structures dp greedy two pointers | Statement | C | Codeforces Round 955 (Div. 2, with prizes from NEAR!) {1982} | PROGRAMMING | 1000.0 | 130839 | |
| 13740 | Hungry Games | binary search data structures dp two pointers | Statement | C | Codeforces Round 959 sponsored by NEAR (Div. 1 + Div. 2) {1994} | PROGRAMMING | 1250.0 | Video Tutorial | |
| 5222 | Speedbreaker | binary search dp greedy implementation math two pointers | Statement | B | Codeforces Round 975 (Div. 1) {2018} | PROGRAMMING | 750.0 | Editorial of Codeforces Round 975 (Div. 1, Div. 2) | |
| 1913 | The Endspeaker (Hard Version) | binary search combinatorics data structures dp greedy implementation two pointers | Statement | D2 | Codeforces Round 982 (Div. 2) {2027} | PROGRAMMING | 1000.0 | Codeforces Round #982 (Div. 2) Editorial | |
| 7029 | The Endspeaker (Easy Version) | binary search dp graphs greedy implementation two pointers | Statement | D1 | Codeforces Round 982 (Div. 2) {2027} | PROGRAMMING | 1250.0 | Codeforces Round #982 (Div. 2) Editorial | |
| 10066 | Alice's Adventures in Cutting Cake | binary search dp greedy two pointers | Statement | C | Codeforces Round 986 (Div. 2) {2028} | PROGRAMMING | 1500.0 | Codeforces Round 986 (Div. 2) Editorial | |
| 5853 | Yet Another Real Number Problem | binary search brute force data structures dp greedy implementation math two pointers | Statement | D | Codeforces Global Round 27 {2035} | PROGRAMMING | 1500.0 | Codeforces Global Round 27 Editorial | |
| 2282 | Kevin and Binary String (Easy Version) | binary search brute force data structures dp greedy implementation strings two pointers | Statement | F1 | IAEPC Preliminary Contest (Codeforces Round 999, Div. 1 + Div. 2) {2061} | PROGRAMMING | 2000.0 | IAEPC Preliminary Contest (Codeforces Round 999, Div. 1 + Div. 2) Editorial | |
| 5083 | Game With Triangles | binary search data structures dp greedy math ternary search two pointers | Statement | D | Codeforces Round 1000 (Div. 2) {2063} | PROGRAMMING | 2250.0 | Codeforces Round 1000 (Div. 2) — Editorial | |
| 12404 | Flower Boy | binary search dp greedy two pointers | Statement | D | Codeforces Round 1020 (Div. 3) {2106} | PROGRAMMING | Codeforces Round 1020 (Div. 3) Editorial | ||
| 6549 | Inversion Graph Coloring (Easy Version) | binary search data structures dp two pointers | Statement | D1 | Codeforces Round 1051 (Div. 2) {2143} | PROGRAMMING | 1750.0 | Codeforces Round 1051 (Div. 2) Editorial | |
| 2852 | Inversion Graph Coloring (Hard Version) | binary search data structures dp two pointers | Statement | D2 | Codeforces Round 1051 (Div. 2) {2143} | PROGRAMMING | 1000.0 | Codeforces Round 1051 (Div. 2) Editorial | |
| 1111 | Inverse Minimum Partition (Easy Version) | binary search data structures dp greedy math two pointers | Statement | D1 | Codeforces Round 1058 (Div. 1) {2159} | PROGRAMMING | 1500.0 | Codeforces Round 1058 Editorial | |
| 2806 | Locked Out | binary search data structures dp graphs greedy implementation two pointers | Statement | D | Pinely Round 5 (Div. 1 + Div. 2) {2161} | PROGRAMMING | 2250.0 | ||
| 3009 | Zhily and Barknights | binary search data structures dp math sortings two pointers | Statement | B | Codeforces Round 1097 (Div. 1, Based on Zhili Cup 2026) {2223} | PROGRAMMING | 750.0 | Codeforces Round 1097 (Div. 1, Div2, Based on Zhili Cup 2026) Tutorial | |
| 8942 | Seating Arrangement (Easy Version) | binary search dp greedy ternary search two pointers | Statement | C1 | Codeforces Round 1101 (Div. 2) {2232} | PROGRAMMING | 750.0 | Codeforces Round 1101 (Div. 2) — Editorial |