#include<stdio.h>
int main()
{
    int *num;
    if(!scanf("%d ",*(&num)))
    {
        printf("Invalid Input");
        return 0;
    }
    int *num1=12 ,*num2=34;
    num1=(num1+num2)-(num2=num1);
    if(!scanf("%d ",*(&num))
    {
        printf("Invalid Input");
        return 0;
    }
    printf("%d %d",num1,num2);
    return 0;
}