#include<stdio.h>
#include<stdlib.h>
int main(void)
{
int a,b;
scanf("%d %d",&a,&b);
printf("%d",a+b);
return 0;
}
#include
while(scanf(" %d %d",&a,&b)!=EOF){
//scanf("%d %d",&a,&b);
printf("%d",a+b);}