#include <iostream>
#include <cstdio>

const int N = 1000;
int a[N][N];

int main() {
	int n;
	scanf("%d", &n);
	for (int i = 0; i < n; i++) {
		for (int j = 0; j < n; j++) {
			scanf("%d", &a[i][j]);
		}
	}
	int t0 = 0, t1 = 0;
	for (int i = 0; i < n; i++) {
		t0 += a[i][i];
		t1 += a[i][n - i - 1];
	}
	printf("%d\n%d\n", t0, t1);
	return 0;
}

/**************************************************************
	Problem: 2222
	User: admin
	Language: C++
	Result: Accepted
	Time:51 ms
	Memory:5984 kb
****************************************************************/