#include <iostream>
#include <stack>
using namespace std;
 
int main() {
	struct student{
		string fam, name;
		int m,f,i;
	};
	int n;
	cin>>n;
	student a[n];
	for(int i=0; i<n; i++){
		cin>>a[i].fam>>a[i].name>>a[i].m>>a[i].f>>a[i].i;
	}
	int M=0, F=0, I=0;
	for(int i=0; i<n; i++){
			M+=a[i].m;
			F+=a[i].f;
			I+=a[i].i;
 
	}
	float sm=float(M)/n;
	float sf=float(F)/n;
	float si=float(I)/n;
	cout<<sm<<" "<<sf<<" "<<si<<endl;
	return 0;
}

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MgpNYXJrb3YgVmFsZXJpeSA0IDUgMgpLb3psb3YgR2VvcmdpeSA1IDEgMg==

2
Markov Valeriy 4 5 2
Kozlov Georgiy 5 1 2