func_code_string: #include <bits/stdc++.h>   using namespace std;   long long int him(long long int a, long long int n) {     long long int ans = 1;     while (n) {       if (n % 2 != 0) {         ans = ((ans) * (a));       }       a = ((a) * (a));       n = n / 2;     }     return ans;   }   int main() {     long long int t;     cin >> t;     while (t--) {       long long int n;       cin >> n;       if (n == 1 || n == 2)         cout << 0 << endl;       else         cout << n - 2 << endl;     }   }   