#include <iostream>

using namespace std;

int main()
{
    int a,b,n,m,s1=0,s2=0,i;
    cin>>n>>m;
    for(i=1;i<=n;i++)
    {
        cin>>a>>b;
        s1=s1+a;
        s2=s2+b;
    }
    cout<<s1<<" "<<s2;
    return 0;
}