#include <iostream>

using namespace std; 

int n,a[101][101];

int main(){
	freopen("royfloyd.in", "r", stdin);
		scanf("%d", &n);
		for (int i=1; i<=n; i++)
			for (int j=1; j<=n; j++)
				scanf("%d ", &a[i][j]);
	fclose(stdin);
	
	for (int k=1; k<=n; k++){
		for(int i=1; i<=n; i++){
			for (int j=1; j<=n; j++){
				a[i][j]=min(a[i][j],a[i][k]+a[k][j]);
			}
		}
	}

	freopen("royfloyd.out", "w", stdout);
		for (int i=1; i<=n; i++){
			for (int j=1; j<=n; j++){
				printf("%d ", a[i][j]);
			}
			printf("\n");
		}
	fclose(stdout);

	return 0;
}