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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
4326 Water Balance data structures geometry greedy Statement C Codeforces Round 618 (Div. 1) {1299} PROGRAMMING 1250.0 Codeforces Round #618 Editorial 2100
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
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
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