Submission #3928598

---

Source Code Expand

#include <bits/stdc++.h>
using namespace std;

using ll = long long;

ll N, A, r, a[55];

int main(){
    scanf("%lld%lld", &N, &A);
    r = N;
    for(int i = 2; i <= 50; i++){
        fill(a, a + i, 0);
        for(int j = 0, c = 1; ; j = (j + 1) % i, c++){
            a[j]++;
            ll t = 1;
            for(int k = 0; k < i; k++) t = t * a[k];
            if(t >= N){
                r = min(r, A * (i - 1) + c);
                break;
            }
        }
    }
    printf("%lld\n", r);
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:9:30: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%lld%lld", &N, &A);
                              ^

Judge Result