func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int n, m;     cin >> n >> m;     vector<long> v(n);     long mul = 1;     for (int i = 0; i < n; ++i) cin >> v[i];     if (n > 1000) {       cout <<  0 n ;       return 0;     }     for (int i = 0; i < n - 1; ++i)       for (int j = i + 1; j < n; ++j)         mul = ((abs((v[j] - v[i])) % m) * (mul % m)) % m;     cout << mul;     return 0;   }   