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POJ2104K-thNumber
分类:线段树 日期:01-11题目大意:n个数,m个询问,每次询问区间[l, r]直接第k小是多少? Description You are working for Macrohard company in data structures department. ...
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题目大意:n个数,m个询问,每次询问区间[l, r]直接第k小是多少? Description You are working for Macrohard company in data structures department. ...
原来是这样用的 😉