#include<fstream.h>
#include<iostream.h>
int main()
{
	int a,b,s;

fstream q("a+b.in", ios::in);
fstream z("a+b.out", ios::out);
q>>a;
q>>b;
s=a+b;
z<<s;
q.close();
z.close();
return 0;
}