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Solved |
Name |
Tags |
Solutions |
Index |
Contest |
Type |
Points |
Tutorial |
Rating Level |
|---|---|---|---|---|---|---|---|---|---|
| 7613 | Eternal Victory | dfs and similar graphs greedy shortest paths trees | Statement | D | Codeforces Beta Round 57 (Div. 2) {61} | PROGRAMMING | Round 57-A | 1900 | |
| 617 | T-decomposition | dfs and similar graphs greedy trees | Statement | D | Codeforces Round 147 (Div. 2) {237} | PROGRAMMING | Codeforces Round #147 (Div. 2) Разбор Задач | 2200 | |
| 910 | Pumping Stations | brute force dfs and similar divide and conquer flows graphs greedy trees | Statement | E | Codeforces Round 200 (Div. 1) {343} | PROGRAMMING | Codeforces Round #200 Tutorial | 2800 | |
| 1237 | Bribes | dfs and similar graphs trees | Statement | B | Bubble Cup 8 - Finals [Online Mirror] {575} | PROGRAMMING | Bubble Cup finals 2015 Results and Editorial | 2300 | |
| 979 | Preorder Test | binary search dfs and similar dp graphs greedy trees | Statement | D | 8VC Venture Cup 2016 - Final Round {627} | PROGRAMMING | 8VC Venture Cup 2016 — Final Round Editorial | 2600 | |
| 2244 | Road Improvement | *special dfs and similar graphs greedy trees | Statement | C | VK Cup 2016 - Qualification Round 2 {638} | PROGRAMMING | 2100 | ||
| 4334 | Centroids | data structures dfs and similar dp graphs greedy trees | Statement | C | AIM Tech Round 3 (Div. 1) {708} | PROGRAMMING | Editorial | 2500 | |
| 552 | Broken Tree | dfs and similar dp graphs greedy trees | Statement | E | Codeforces Round 392 (Div. 2) {758} | PROGRAMMING | Codeforces Round #392 (Div. 2) Editorial | 2900 | |
| 2367 | Dasha and Puzzle | constructive algorithms dfs and similar graphs greedy trees | Statement | E | Codeforces Round 394 (Div. 2) {761} | PROGRAMMING | Codeforces Round #394 (Div. 2) [Editorial] | 2000 | |
| 4630 | Garland | dfs and similar graphs greedy trees | Statement | C | Codeforces Round 398 (Div. 2) {767} | PROGRAMMING | Codeforces Round #398 (Div. 2) Editorial | 2000 | |
| 10001 | Andryusha and Colored Balloons | dfs and similar graphs greedy trees | Statement | C | Технокубок 2017 - Финал (только для онсайт-финалистов) {780} | PROGRAMMING | Technocup 2017 Finals and Codeforces Round #403 Editorial | 1500 | |
| 2261 | Tree Destruction | constructive algorithms dfs and similar graphs greedy trees | Statement | F | Educational Codeforces Round 35 (Rated for Div. 2) {911} | PROGRAMMING | T | 2500 | |
| 744 | Maximum Control (medium) | data structures dfs and similar graphs greedy trees | Statement | B2 | Helvetic Coding Contest 2018 online mirror (teams allowed, unrated) {958} | PROGRAMMING | helvetic-coding-contest-2018-editorial.pdf | 2400 | |
| 15741 | Cut 'em all! | dfs and similar dp graphs greedy trees | Statement | C | Codeforces Round 484 (Div. 2) {982} | PROGRAMMING | Editorial | 1500 | |
| 1466 | Leaf Sets | data structures dfs and similar dsu graphs greedy sortings trees | Statement | F | Codeforces Round 510 (Div. 2) {1042} | PROGRAMMING | Tutorial | 2400 | |
| 6713 | Decorate Apple Tree | constructive algorithms dfs and similar dp graphs greedy sortings trees | Statement | D | Mail.Ru Cup 2018 Round 3 {1056} | PROGRAMMING | Mail.Ru Cup 2018 Round 3 Editorial | 1600 | |
| 1161 | Construct a tree | binary search constructive algorithms dfs and similar graphs greedy trees | Statement | C | Codeforces Round 530 (Div. 1) {1098} | PROGRAMMING | 64331 | 2300 | |
| 1767 | Power Tree | dfs and similar dp dsu graphs greedy trees | Statement | D | Codeforces Round 543 (Div. 1, based on Technocup 2019 Final Round) {1120} | PROGRAMMING | Разбор задач финала Технокубка 2019 и Codeforces Round #543 | 2400 | |
| 2542 | Privatization of Roads in Treeland | binary search constructive algorithms dfs and similar graphs greedy trees | Statement | G | Codeforces Round 547 (Div. 3) {1141} | PROGRAMMING | 66062 | 2500 | |
| 2999 | Tourism | dfs and similar dp dsu graphs greedy trees | Statement | E | Codeforces Round 586 (Div. 1 + Div. 2) {1220} | PROGRAMMING | Codeforces Round #586 Editorial | 2200 | |
| 3038 | Jeremy Bearimy | dfs and similar graphs greedy trees | Statement | C | Codeforces Round 607 (Div. 1) {1280} | PROGRAMMING | Codeforces Round #607 Editorial | 2000 | |
| 5454 | Numbers on Tree | constructive algorithms data structures dfs and similar graphs greedy trees | Statement | B | Codeforces Round 612 (Div. 1) {1286} | PROGRAMMING | Codeforces Round #612 - Editorial | 2000 | |
| 6902 | Captain Flint and Treasure | data structures dfs and similar dp graphs greedy implementation trees | Statement | D | Codeforces Round 660 (Div. 2) {1388} | PROGRAMMING | 2000.0 | Codeforces Round #660 Editorial | 2000 |
| 492 | Directing Edges | dfs and similar dp graphs greedy trees | Statement | G | Educational Codeforces Round 92 (Rated for Div. 2) {1389} | PROGRAMMING | 80809 | ||
| 2068 | Phoenix and Earthquake | constructive algorithms dfs and similar dsu graphs greedy trees | Statement | F | Codeforces Global Round 14 {1515} | PROGRAMMING | 3250.0 | Editorial | |
| 2289 | Nastia Plays with a Tree | constructive algorithms data structures dfs and similar dp flows graphs greedy implementation trees | Statement | D | Codeforces Round 720 (Div. 2) {1521} | PROGRAMMING | 2250.0 | 90477 | |
| 3048 | Mocha and Diana (Hard Version) | brute force constructive algorithms dfs and similar dsu graphs greedy trees two pointers | Statement | D2 | Codeforces Round 738 (Div. 2) {1559} | PROGRAMMING | 1500.0 | Tutorial (en) | 2500 |
| 4440 | Buds Re-hanging | dfs and similar graphs greedy trees | Statement | E | Codeforces Global Round 16 {1566} | PROGRAMMING | 2000.0 | Codeforces Global Round 16 Editorial | |
| 3243 | Treelabeling | bitmasks constructive algorithms dfs and similar games graphs greedy trees | Statement | D | Codeforces Round 754 (Div. 2) {1605} | PROGRAMMING | 2000.0 | tutorial | 2100 |
| 1893 | DFS Trees | data structures dfs and similar dsu graphs greedy trees | Statement | C | Codeforces Round 808 (Div. 1) {1707} | PROGRAMMING | 1250.0 | 104930 | |
| 6216 | Reset K Edges | binary search data structures dfs and similar graphs greedy trees | Statement | D | Educational Codeforces Round 136 (Rated for Div. 2) {1739} | PROGRAMMING | Educational Codeforces Round 136 Editorial | ||
| 3983 | Timofey and Black-White Tree | brute force dfs and similar divide and conquer graphs greedy math shortest paths trees | Statement | F | Codeforces Round 847 (Div. 3) {1790} | PROGRAMMING | 111948 | ||
| 1972 | Compressed Tree | dfs and similar dp graphs greedy trees | Statement | E | Educational Codeforces Round 158 (Rated for Div. 2) {1901} | PROGRAMMING | Educational Codeforces Round 158 Editorial | ||
| 1095 | Caterpillar on a Tree | binary search dfs and similar graphs greedy implementation trees | Statement | F | Codeforces Round 922 (Div. 2) {1918} | PROGRAMMING | 3000.0 | Codeforces Round #922 (Div. 2) Editorial | |
| 4506 | Vlad and Trouble at MIT | dfs and similar dp flows graphs greedy implementation trees | Statement | G | Codeforces Round 928 (Div. 4) {1926} | PROGRAMMING | 126132 | ||
| 5360 | Microcycle | data structures dfs and similar dsu graphs greedy trees | Statement | F | Codeforces Round 923 (Div. 3) {1927} | PROGRAMMING | 125597 | ||
| 1047 | Choose Your Queries | dfs and similar dp graphs greedy trees | Statement | F | Educational Codeforces Round 170 (Rated for Div. 2) {2025} | PROGRAMMING | Educational Codeforces Round 170 Editorial | ||
| 2656 | Control of Randomness | combinatorics dfs and similar graphs greedy math probabilities trees | Statement | E | Codeforces Round 992 (Div. 2) {2040} | PROGRAMMING | 2250.0 | Codeforces Round #992 (Div.2) Editorial | |
| 7049 | Skibidus and Slay | data structures dfs and similar graphs greedy trees | Statement | F | Codeforces Round 1003 (Div. 4) {2065} | PROGRAMMING | Video Tutorial | ||
| 1332 | Jerry and Tom | data structures dfs and similar games graphs greedy trees | Statement | C | Codeforces Round 1077 (Div. 1) {2187} | PROGRAMMING | 1750.0 | Codeforces Round 1077 (Div. 1, Div. 2) Editorial | |
| 4041 | Tree Orientation (Easy Version) | constructive algorithms dfs and similar dsu graphs greedy trees | Statement | D1 | Codeforces Round 1086 (Div. 2) {2208} | PROGRAMMING | 1250.0 | Tutorial | |
| 1745 | Tree Orientation (Hard Version) | data structures dfs and similar dsu graphs greedy matrices sortings trees | Statement | D2 | Codeforces Round 1086 (Div. 2) {2208} | PROGRAMMING | 1250.0 | Tutorial |