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Solved |
Name |
Tags |
Solutions |
Index |
Contest |
Type |
Points |
Tutorial |
Rating Level |
|---|---|---|---|---|---|---|---|---|---|
| 494 | King's Problem? | geometry greedy | Statement | D | Codeforces Beta Round 30 (Codeforces format) {30} | PROGRAMMING | Codeforces Beta Round #30. Разбор C | 2600 | |
| 1096 | Guard Towers | binary search dsu geometry graphs sortings | Statement | E | Yandex.Algorithm 2011: Round 1 {85} | PROGRAMMING | Яндекс.Алгоритм 2011 - Раунд 1 (Разбор задачи Е "Сторожевые башни") | 2600 | |
| 288 | Power Defence | brute force dp geometry greedy | Statement | E | Codeforces Round 115 {175} | PROGRAMMING | Codeforces Round #115 — editorial A-E | 2500 | |
| 4152 | Points on Plane | constructive algorithms divide and conquer geometry greedy sortings | Statement | C | Codeforces Round 319 (Div. 1) {576} | PROGRAMMING | Editorial Codeforces Round #319 | 2300 | |
| 4369 | Recycling Bottles | dp geometry greedy implementation | Statement | A | Codeforces Round 352 (Div. 1) {671} | PROGRAMMING | Codeforces Round #352 Editorial | 1800 | |
| 38252 | Mahmoud and a Triangle | constructive algorithms geometry greedy math number theory sortings | Statement | B | Codeforces Round 396 (Div. 2) {766} | PROGRAMMING | Codeforces round #396 editorial | 1100 | |
| 2576 | An overnight dance in discotheque | dfs and similar dp geometry greedy trees | Statement | D | Codeforces Round 418 (Div. 2) {814} | PROGRAMMING | Codeforces Round #418 (Div. 2) Editorial | 2000 | |
| 1776 | Guard Duty (easy) | brute force geometry greedy math | Statement | E1 | Helvetic Coding Contest 2018 online mirror (teams allowed, unrated) {958} | PROGRAMMING | helvetic-coding-contest-2018-editorial.pdf | 1800 | |
| 2049 | Leaving the Bar | brute force data structures geometry greedy math sortings | Statement | C | Codeforces Round 492 (Div. 1) [Thanks, uDebug!] {995} | PROGRAMMING | Editorial for Codeforces Round #492 [Thanks u-Debug!] | 2200 | |
| 927 | Winding polygonal line | constructive algorithms geometry greedy math | Statement | D | Codeforces Round 559 (Div. 1) {1158} | PROGRAMMING | 66993 | 2800 | |
| 6297 | Balanced Removals (Easier) | constructive algorithms geometry greedy | Statement | C1 | Codeforces Global Round 5 {1237} | PROGRAMMING | T | 1600 | |
| 11043 | Shawarma Tent | brute force geometry greedy implementation | Statement | C | Codeforces Round 608 (Div. 2) {1271} | PROGRAMMING | 72247 | 1300 | |
| 6759 | Aroma's Search | brute force constructive algorithms geometry greedy implementation | Statement | B | Codeforces Round 614 (Div. 1) {1292} | PROGRAMMING | 750.0 | Codeforces Round #614 Editorial | 1800 |
| 4326 | Water Balance | data structures geometry greedy | Statement | C | Codeforces Round 618 (Div. 1) {1299} | PROGRAMMING | 1250.0 | Codeforces Round #618 Editorial | 2100 |
| 13848 | Cow and Friend | geometry greedy math | Statement | B | Codeforces Round 621 (Div. 1 + Div. 2) {1307} | PROGRAMMING | 1000.0 | Codeforces Round #621 (Div. 1 + Div. 2) Editorial | 1300 |
| 16025 | Balls of Steel | brute force geometry greedy | Statement | B | Codeforces Global Round 12 {1450} | PROGRAMMING | 750.0 | Codeforces Global Round 12 Editorial | |
| 1643 | Four Points | brute force constructive algorithms flows geometry greedy math ternary search | Statement | E | Educational Codeforces Round 99 (Rated for Div. 2) {1455} | PROGRAMMING | 85186 | ||
| 2581 | Nezzar and Nice Beatmap | constructive algorithms geometry greedy sortings | Statement | C | Codeforces Round 698 (Div. 1) {1477} | PROGRAMMING | 1500.0 | 87294 | 2200 |
| 17867 | Diamond Miner | geometry greedy math sortings | Statement | A | Codeforces Round 706 (Div. 1) {1495} | PROGRAMMING | 500.0 | Codeforces Round #706 Editorial | |
| 5192 | Gift Set | binary search geometry greedy math ternary search | Statement | G | Codeforces Round 725 (Div. 3) {1538} | PROGRAMMING | Codeforces Round #725 (Div. 3) Editorial | ||
| 10842 | Manhattan Subarrays | brute force geometry greedy implementation | Statement | C | Educational Codeforces Round 111 (Rated for Div. 2) {1550} | PROGRAMMING | Educational Codeforces Round 111 Editorial | ||
| 6279 | Maximize the Intersections | combinatorics constructive algorithms geometry greedy | Statement | C | Codeforces Global Round 15 {1552} | PROGRAMMING | 1000.0 | Editorial of Global Round 15 | |
| 31237 | Triangles on a Rectangle | geometry greedy math | Statement | B | Educational Codeforces Round 119 (Rated for Div. 2) {1620} | PROGRAMMING | 98061 | ||
| 22803 | Traveling Salesman Problem | geometry greedy implementation | Statement | A | Codeforces Round 812 (Div. 2) {1713} | PROGRAMMING | 500.0 | Codeforces Round #812 (Div. 2) Editorial | 800 |
| 14348 | Jumbo Extra Cheese 2 | geometry greedy sortings | Statement | B | Codeforces Round 831 (Div. 1 + Div. 2) {1740} | PROGRAMMING | 1000.0 | Tutorial | 800 |
| 892 | Spinach Pizza | games geometry greedy interactive | Statement | I | SWERC 2022-2023 - Online Mirror (Unrated, ICPC Rules, Teams Preferred) {1776} | PROGRAMMING | |||
| 24059 | Ideal Point | geometry greedy | Statement | B | Educational Codeforces Round 143 (Rated for Div. 2) {1795} | PROGRAMMING | 112963 | ||
| 1399 | City Union | constructive algorithms dp geometry greedy implementation math | Statement | E | Codeforces Round 854 by cybercats (Div. 1 + Div. 2) {1799} | PROGRAMMING | 2250.0 | Codeforces Round #854 Editorial | |
| 42992 | Walking Master | geometry greedy math | Statement | A | Codeforces Round 858 (Div. 2) {1806} | PROGRAMMING | 500.0 | Codeforces Round #858 (Div. 2) Editorial | |
| 24396 | Rectangle Cutting | constructive algorithms geometry greedy math | Statement | A | Codeforces Round 924 (Div. 2) {1928} | PROGRAMMING | 500.0 | Codeforces Round 924 Editorial | |
| 8057 | Find a Mine | constructive algorithms geometry greedy interactive math | Statement | C | Codeforces Round 931 (Div. 2) {1934} | PROGRAMMING | 1500.0 | Tutorial | |
| 6861 | Bessie's Birthday Cake (Hard Version) | geometry greedy math | Statement | C2 | CodeTON Round 8 (Div. 1 + Div. 2, Rated, Prizes!) {1942} | PROGRAMMING | 750.0 | CodeTON Round 8 Editorial | |
| 17655 | Black Circles | brute force constructive algorithms geometry greedy math | Statement | C | EPIC Institute of Technology Round August 2024 (Div. 1 + Div. 2) {2002} | PROGRAMMING | 1000.0 | EPIC Institute of Technology Round August 2024 (Div. 1 + Div. 2) Editorial | |
| 6884 | DIY | geometry greedy | Statement | C | 2024-2025 ICPC, NERC, Southern and Volga Russian Regional Contest (Unrated, Online Mirror, ICPC Rules, Preferably Teams) {2038} | PROGRAMMING | 1400 | ||
| 14621 | Kevin and Geometry | brute force constructive algorithms data structures geometry greedy implementation math two pointers | Statement | B | IAEPC Preliminary Contest (Codeforces Round 999, Div. 1 + Div. 2) {2061} | PROGRAMMING | 1000.0 | IAEPC Preliminary Contest (Codeforces Round 999, Div. 1 + Div. 2) Editorial | |
| 610 | Traveling Salescat | dp geometry greedy math sortings | Statement | F | Ethflow Round 1 (Codeforces Round 1001, Div. 1 + Div. 2) {2062} | PROGRAMMING | 3500.0 | Ethflow Round 1 (Codeforces Round 1001, Div. 1 + Div. 2) Editorial | |
| 12206 | Do You Love Your Hero and His Two-Hit Multi-Target Attacks? | binary search constructive algorithms geometry greedy math | Statement | E | Codeforces Round 1006 (Div. 3) {2072} | PROGRAMMING | Codeforces Round 1006 (Div. 3) Editorial | ||
| 497 | Cycling (Hard Version) | binary search data structures dp geometry greedy | Statement | F2 | Codeforces Round 1023 (Div. 2) {2107} | PROGRAMMING | 2500.0 | Codeforces Round 1023 (Div 2) Editorial | |
| 18170 | Line Segments | geometry greedy math | Statement | B | Codeforces Round 1035 (Div. 2) {2119} | PROGRAMMING | 1000.0 | Codeforces Round 1035 (Div. 2) Editorial | |
| 11701 | Symmetrical Polygons | geometry greedy sortings | Statement | C | Codeforces Round 1057 (Div. 2) {2153} | PROGRAMMING | 1250.0 | Codeforces Round 1057 (Div. 2) Editorial | |
| 994 | Points Selection | dp geometry greedy | Statement | E | Educational Codeforces Round 184 (Rated for Div. 2) {2169} | PROGRAMMING | Educational Codeforces Round 184 Editorial | ||
| 18713 | Array | geometry greedy | Statement | B | Codeforces Round 1087 (Div. 2) {2209} | PROGRAMMING | 750.0 | Codeforces Round 1087 (Div. 2) Editorial | |
| 257 | Rational Bubble Sort | geometry greedy | Statement | G | Nebius Round 2 (Codeforces Round 1088, Div. 1 + Div. 2) {2211} | PROGRAMMING | 3250.0 | Nebius Round 2 and Codeforces Round 1088 Editorial | |
| 113 | Star Map | constructive algorithms data structures geometry greedy | Statement | E | Codeforces Round 1092 (Unrated, Div. 1, Based on THUPC 2026 — Finals) {2215} | PROGRAMMING | 3000.0 |