[蓝桥杯][算法训练VIP]猴子分苹果

#include<iostream>
#include<algorithm>
#include<stdio.h>
using namespace std;
int main(void)
{
    int m,n;
    cin >> n >> m;
    for(int i=0;;i++)
    {
        bool flag = true;
        long long x = i;
        for(int j=1;j<=n;j++)
        {
            x = x * n + m;
            if(x%(n-1)!=0)
            {
                flag = false;
                break;
            }
            x = x/(n-1);
        }
        if(flag == false) continue;
        if(flag == true)
        {
            x = x * n+ m;
            printf("%lld",x);
            return 0;
        }
    }
    return 0;
}