#include<bits/stdc++.h>
using namespace std;
bool j(int m){
	for(int i=2;i<=sqrt(m);i++){
		if(m%i==0) return true;
	}
	return false;
}
int main(){
	for(int i=100;i<=999;i++){
		if(j(i)&&j(i/10)&&j(i/100)) cout<<i<<endl;
	}
}
/**************************************************************
	Problem: 1143
	User: wangyiyang
	Language: C++
	Result: Accepted
	Time:12 ms
	Memory:2072 kb
****************************************************************/