func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     ios_base::sync_with_stdio(false);     cin.tie(NULL);     long long n, a, b, ans;     cin >> n >> a >> b;     if (b > 0) {       ans = (a + b) % n;       if (ans == 0) ans = n;     } else if (b < 0) {       if (a > abs(b)) {         ans = a - abs(b);       } else {         ans = n - abs(a + b) % n;       }     } else       ans = a;     cout << ans;   }   