#include<stdio.h>

void main(){
	int i,g,s;
	
	i=10;
	while(i<=99){
		g=i%10;
		s=i/10%10;
		if(g==2||s==2){
			printf("%d\n",i);
		}
		i++;
	}
}
/**************************************************************
	Problem: 1700
	User: admin
	Language: C
	Result: Accepted
	Time:6 ms
	Memory:1036 kb
****************************************************************/