func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     ios_base::sync_with_stdio(false);     cin.tie(NULL);     cout.tie(NULL);     long long t;     cin >> t;     while (t--) {       long long n, k;       cin >> n >> k;       long long d = (k / (n - 1)), r = (k % (n - 1));       if (r != 0) {         cout << (d * n) + r << endl;       } else {         cout << (d * n) - 1 << endl;       }     }     return 0;   }   