#include<stdio.h>
int main()
{
    int angle1;
    int angle2;
    
    scanf("%d",angle1);
    scanf("%d",angle2);
    
    if(0<= angle1,angle2 <=180)
    print("angle1+angle2-180");
    
    else;
    print("Invalid input");
    
    return 0;
}