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1038 PolandBall and Many Other Balls combinatorics divide and conquer dp fft math number theory Statement G 8VC Venture Cup 2017 - Elimination Round {755} PROGRAMMING 8VC Venture Cup 2017 — Elimination Round [Editorial] 3100
219 Test Data Generation combinatorics divide and conquer dp fft math number theory Statement F VK Cup 2017 - Round 3 {773} PROGRAMMING VK Cup 2017 Round 3 + Codeforces Round #412 -- Tutorial 3400
269 School Clubs dp fft math number theory probabilities Statement E Codeforces Round 700 (Div. 1) {1479} PROGRAMMING 4000.0 Editorial of Codeforces Round #700
2753 Mocha and Stars combinatorics dp fft math number theory Statement E Codeforces Round 738 (Div. 2) {1559} PROGRAMMING 3000.0 Tutorial (en) 2200
121 Cyclic Hamming (Easy Version) divide and conquer dp fft math number theory Statement H1 CodeTON Round 7 (Div. 1 + Div. 2, Rated, Prizes!) {1896} PROGRAMMING 4000.0 CodeTON Round 7 (Div. 1 + Div. 2, Rated, Prizes!) Editorial
145 Cyclic Hamming (Hard Version) dp fft math number theory Statement H2 CodeTON Round 7 (Div. 1 + Div. 2, Rated, Prizes!) {1896} PROGRAMMING 1000.0 CodeTON Round 7 (Div. 1 + Div. 2, Rated, Prizes!) Editorial
692 Elections in Saransk (hard version) combinatorics dp fft math number theory Statement F2 Codeforces Round 1103 (Div. 3) {2236} PROGRAMMING