水仙花数(中南考研机试题)

链接:3644. 水仙花数 - AcWing题库

/*
暴力枚举罢了
*/
#include<iostream>
using namespace std;
const int N=1e3+100;
int book[N];
int pow3(int k){return k*k*k;
}
int main()
{int m,n;for(int i=100;i<=999;i++){int t1,t2,t3;t1 = i%10;t2 = i/10%10;t3 = i/100;if(i == pow3(t1)+pow3(t2)+pow3(t3)){book[i]=1;}}while(cin>>m>>n){if(n==0)break;int f=0;for(int i=m;i<=n;i++){if(book[i]){cout<<i<<" ";f=1;}}if(!f){cout<<"no";}cout<<endl;}return 0;
}