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题目
luogu#P2866 [USACO06NOV] Bad Hair Day S
luogu#P2947 [USACO09MAR] Look Up S
luogu#P1901 发射站
luogu#P3865 【模板】ST 表 && RMQ 问题
luogu#P1816 忠诚
codeforces#P1526C1 Potions (Easy Version)

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开发