#include <bits/stdc++.h>
using namespace std;

int main(){
	
 	for(int i = 10;i <= 99;i++){
 		if(i/10+i%10+(i/10)*(i%10) == i){
 			cout<<i<<endl;
		 }
	 }
}

/**************************************************************
	Problem: 1722
	User: admin
	Language: C++
	Result: Accepted
	Time:5 ms
	Memory:2072 kb
****************************************************************/