cf1004.div2.C 2025-2-13 9:15 | 39 | 0 | 算法题解 160 字 | 3 分钟 https://codeforces.com/contest/2067/problem/C #include<bits/stdc++.h> using namespace std; //暴力 long long chm[11]={0,9,99,999,9999,99999,999999,9999999,99999999,9999…