qaz12345678_ @ 2024-07-27 14:14:06
#include <bits/stdc++.h>
using namespace std;
string s;
long long n;
int main()
{
cin >> s >> n;
cout << s[s.size() % n];
}
by Mouse_King @ 2024-07-27 15:13:59
不是哥们,这思路不对吧,况且s.size()%n返回的就是s.size(),越界了!!!