func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int t;     cin >> t;     while (t--) {       long long a, b, d;       cin >> a >> b >> d;       if (d < a)         cout << d << endl;       else {         cout << b + d - (b % d) << endl;       }     }   }   