新手代码

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

int main(){
int a,b,c,d;

cin>>a;
b=a/100;
c=a/10%10;
d=a%10;
if(b*b*b+c*c*c+d*d*d==a){
	cout<<"YES";
}else{
	cout<<"NO";
}
return 0;

}