2017-03-16 Codeforces #404 E. Anton and Permutation http://codeforces.com/contest/785/problem/E 続きを読む
2017-03-08 CSAcademy #20 Palindromic Concatenation https://csacademy.com/contest/round-20/#task/palindromic-concatenation 続きを読む
2017-03-07 「みんなのプロコン」D - 工場 C: 検索 - 「みんなのプロコン」 | AtCoder 続きを読む 2017-02-22 Query Sums on Strings O(K^2Q) https://www.hackerrank.com/contests/university-codesprint-2/challenges/querying-sums-on-strings 続きを読む 次のページ
2017-02-22 Query Sums on Strings O(K^2Q) https://www.hackerrank.com/contests/university-codesprint-2/challenges/querying-sums-on-strings 続きを読む