这道题我80分，大佬求调QwQ https://www.luogu.com.cn/problem/B2043 谢谢！

#include<bits/stdc++.h>
using namespace std;
int main(){
	int n;
	cin>>n;
	if(n%3==0&&n%5==0&&n%7==0){
		cout<<"3 5 7";
	}else if(n%3==0&&n%7==0){
		cout<<"3 7";
	}else if(n%5==0&&n%7==0){
		cout<<"5 7";
	}else if(n%3==0&&n%5==0){
		cout<<"3 5";
	}else{
		cout<<n;
	}
	return 0;
}