#include<bits/stdc++.h>
using namespace std;
int main(){
	cout<<20<<endl<<31<<endl<<40<<endl<<42<<endl<<51<<endl<<53<<endl<<60<<endl<<62<<endl<<64<<endl<<71<<endl<<73<<endl<<75<<endl<<80<<endl<<82<<endl<<84<<endl<<86<<endl<<91<<endl<<93<<endl<<95<<endl<<97<<endl;
	return 0;
}
/**************************************************************
	Problem: 1711
	User: fuhoubin
	Language: C++
	Result: Runtime Error
****************************************************************/