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Codeforces Round #674 (Div. 3)(A->D(前缀和出现次数))

liyexin 2020-10-01 23:04 阅读:173 评论:0 推荐:0

HDU 2899(模拟退火做法)

liyexin 2020-08-14 17:13 阅读:173 评论:0 推荐:0

CF909A Generate Login (贪心)(来自洛谷)

liyexin 2020-07-09 23:40 阅读:171 评论:0 推荐:0

D. Print a 1337-string...（组合数学）

liyexin 2020-05-21 23:53 阅读:171 评论:0 推荐:0

Codeforces Round #641 (Div. 2) A-C(B为DP，C为gcd预处理)

liyexin 2020-05-13 20:18 阅读:171 评论:0 推荐:0