#include<stdio.h>

void main(){
	int i,g,s;
	
	for(i=10;i<=99;i++){
		g=i%10;
		s=i/10;
		if(i==(g+s)+(g*s)){
			printf("%d\n",i);
		}
	}
}
/**************************************************************
	Problem: 1722
	User: admin
	Language: C
	Result: Accepted
	Time:5 ms
	Memory:1036 kb
****************************************************************/