#include <iostream>
//#include<math.h>
using namespace std;
int add(int,int);
int sub(int,int);
int main()
{
int a,b,c,d;
cin>>a;
cin>>b;
c=add(a,b);
cout<<c;
d=sub(a,b);
cout<<d;
return 0;
}
int add( int a, int b)
{
int c;
c=a+b;
return c;
}
int sub(int a,int b)
{
int d;
d=a-b;
return d;
}
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