题解

#include<bits/stdc++.h>
using namespace std;
int a,b[4],c;
int main(){
    cin>>a;
    c=a;
    for(int i=1;i<=3;i++){
        b[i]=a%10;
        a/=10;
    }
    if(pow(b[1],3)+pow(b[2],3)+pow(b[3],3)==c) cout<<"YES";
    else cout<<"NO";
    return 0;
}