func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     ios::sync_with_stdio(false);     cin.tie(0);     cout.tie(0);     int t;     cin >> t;     while (t--) {       int n, x, y;       cin >> n >> x >> y;       int dif = y - x;       int minb = 1e9;       for (int i = 1; i * i <= dif; ++i) {         if (dif % i != 0) continue;         if (dif / i + 1 <= n) {           minb = min(minb, i);         }         if (i + 1 <= n) {           minb = min(minb, dif / i);         }       }       if (y - minb * (n - 1) > 0) {         int res = y - minb * (n - 1);         for (int i = 1; i <= n; ++i) {           cout << res;           if (i < n) cout <<    ;           res += minb;         }         cout << endl;       } else {         int cnt = (y - 1) / minb;         int res = y - cnt * minb;         for (int i = 1; i <= n; ++i) {           cout << res;           if (i < n) cout <<    ;           res += minb;         }         cout << endl;       }     }     return 0;   }   