简单啊

简单
#include<bits/stdc++.h>
using namespace std;
int main()
{
int n,a,b,c;
cin>>n;
a=n/100;
b=n/10%10;
c=n%10;
if(pow(a,3) + pow(b,3) + pow(c,3) == n)
{
cout<<"YES";
}
else
{
cout<<"NO";
}
return 0;
}