暴力题解

#include<bits/stdc++.h>
using namespace std;
int main(){
int a,b=0;
cin>>a;
if(a>=153){
cout<<"153"<<endl;
b++;
}
if(a>=370){
cout<<"370"<<endl;
}
if(a>=371){
cout<<"371"<<endl;
}
if(a>=407){
cout<<"407";
}
if(b==0){
cout<<"NO";
}
return 0;
}