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13783 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
10545 Bear and Prime Numbers binary search brute force data structures dp implementation math number theory Statement C Codeforces Round 226 (Div. 2) {385} PROGRAMMING Codeforces Round #226 (Div. 2) — Editorial 1800
4157 Anya and Cubes binary search bitmasks brute force dp math meet-in-the-middle Statement E Codeforces Round 297 (Div. 2) {525} PROGRAMMING Codeforces Round #297 (Div.2) Editorial 2200
8446 Really Big Numbers binary search brute force dp math Statement C Educational Codeforces Round 23 {817} PROGRAMMING 52638 1600
2171 Kuro and GCD and XOR and SUM binary search bitmasks brute force data structures dp dsu greedy math number theory strings trees Statement D Codeforces Round 482 (Div. 2) {979} PROGRAMMING 1750.0 Codeforces Round #482 (Div. 2) Editorial 2200
28217 Card Constructions binary search brute force dp math Statement B Codeforces Round 639 (Div. 2) {1345} PROGRAMMING 1000.0 Codeforces Round #639 Editorial 1100
4635 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
12143 Maximum Set binary search brute force combinatorics dp math Statement C Educational Codeforces Round 144 (Rated for Div. 2) {1796} PROGRAMMING Educational Codeforces Round 144 Editorial
17241 Sasha and the Casino binary search brute force dp games greedy math Statement C Codeforces Round 926 (Div. 2) {1929} PROGRAMMING 1500.0 Codeforces Round #926 (Div. 2) Editorial.
2494 Division + LCP (hard version) binary search brute force data structures dp hashing math string suffix structures strings Statement G2 Codeforces Round 943 (Div. 3) {1968} PROGRAMMING 129096 2200
2277 Eliminating Balls With Merging (Easy Version) binary search brute force data structures divide and conquer dp greedy math Statement E1 Codeforces Round 965 (Div. 2) {1998} PROGRAMMING 1750.0 Video Tutorial
5809 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
11149 Sums on Segments binary search brute force data structures dp greedy math Statement C Educational Codeforces Round 173 (Rated for Div. 2) {2043} PROGRAMMING Educational Codeforces Round 173 Editorial
2594 Another Exercise on Graphs (Easy Version) binary search brute force dp graphs shortest paths Statement E1 Hello 2025 {2057} PROGRAMMING 1000.0
2259 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
18937 Large Array and Segments binary search brute force dp greedy math Statement B Educational Codeforces Round 177 (Rated for Div. 2) {2086} PROGRAMMING Educational Codeforces Round 177 Editorial
5476 Small Operations binary search bitmasks brute force dfs and similar dp math number theory sortings Statement F Codeforces Round 1027 (Div. 3) {2114} PROGRAMMING 143268
7435 Chicken Jockey binary search brute force dp greedy math Statement D Codeforces Round 1044 (Div. 2) {2133} PROGRAMMING 2250.0 Codeforces Round 1044 (Div. 2) Editorial