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3494 Perfect Triples bitmasks brute force constructive algorithms divide and conquer greedy implementation math Statement C Codeforces Round 633 (Div. 1) {1338} PROGRAMMING 1500.0 Editorial
2808 Candy Party (Hard Version) bitmasks constructive algorithms dp graphs greedy implementation math Statement B2 Codeforces Round 896 (Div. 1) {1868} PROGRAMMING 750.0 Codeforces Round 896 (Div. 1, Div. 2) Editorial
8448 Candy Party (Easy Version) bitmasks constructive algorithms graphs greedy implementation math Statement B1 Codeforces Round 896 (Div. 1) {1868} PROGRAMMING 500.0 Codeforces Round 896 (Div. 1, Div. 2) Editorial
6446 Turtle and an Incomplete Sequence bitmasks constructive algorithms greedy implementation math Statement C Codeforces Round 949 (Div. 2) {1981} PROGRAMMING 1500.0 Simplified Chinese Tutorial
14918 SUMdamental Decomposition bitmasks constructive algorithms greedy implementation math Statement B Codeforces Round 1022 (Div. 2) {2108} PROGRAMMING 1250.0 Codeforces Round 1022 Editorial
1422 Product of Closures bitmasks brute force constructive algorithms dp greedy implementation math Statement E Educational Codeforces Round 192 (Rated for Div. 2) {2242} PROGRAMMING 155047