0
1
mirror of https://git.sb/baoshuo/OI-codes.git synced 2024-12-25 21:12:11 +00:00
OI-codes/LibreOJ/2608/2608.cpp

22 lines
406 B
C++
Raw Normal View History

#include <bits/stdc++.h>
using namespace std;
long long binpow(long long a, long long b, long long m) {
a %= m;
long long res = 1;
while (b > 0) {
if (b & 1) res = res * a % m;
a = a * a % m;
b >>= 1;
}
return res;
}
int main() {
int n, m, k, x;
cin >> n >> m >> k >> x;
cout << (x % n + m % n * binpow(10, k, n) % n) % n << endl;
return 0;
}