#include<stdio.h>
int main()
{
    int i;
    for(i=1;i<5;i++)
    {
        if(((40-8*i)%3==0)&&((40-8*i)>=3))
            printf("%d %d",i,(40-8*i)/3);
    }
    return 0;
}

/**************************************************************
	Problem: 1351
	User: admin
	Language: C
	Result: Accepted
	Time:4 ms
	Memory:1036 kb
****************************************************************/