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Name
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Type
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603 Hamming Distance constructive algorithms greedy math matrices Statement C Codeforces Round 122 (Div. 1) {193} PROGRAMMING Editoral Codeforces Round #122 2400
300 Design Tutorial: Change the Goal constructive algorithms math matrices Statement F Codeforces Round 270 {472} PROGRAMMING 2600
4300 Height All the Same combinatorics constructive algorithms math matrices Statement E Codeforces Round 630 (Div. 2) {1332} PROGRAMMING 1750.0 Codeforces Round #630 Editorial 2100
1174 Tree Weights bitmasks constructive algorithms data structures dfs and similar math matrices number theory trees Statement G Codeforces Round 884 (Div. 1 + Div. 2) {1844} PROGRAMMING 3500.0 Codeforces Round #884 (Div. 1 + Div. 2) Editorial
12961 Permutation of Rows and Columns constructive algorithms data structures hashing math matrices sortings Statement E Codeforces Round 950 (Div. 3) {1980} PROGRAMMING 130135