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Codeforces Round #256 (Div. 2) D. Multiplication Table_html/css_WEB-ITnose

2024-11-24 15:55:01
Codeforces Round #256 (Div. 2) D. Multiplication Table_html/css_WEB-ITnose

题目链接:http://codeforces.com/contest/448/problem/D

思路:用二分法

code:

#include#include#includeusing namespace std;__int64 n,m,k;__int64 f(__int64 x){    __int64 res=0;    for(__int64 i=1;i