#include<bits/stdc++.h> using namespace std; int main() { int n,a,b,c,s1=0,s2=0,s3=0; cin>>n; for(int i=1;i<=n;i++){ cin>>a>>b>>c; s1+=a; s2+=b; s3+=c; } cout<<s1<<" "<<s2<<" "<<s3<<" "; return 0; }