#include<iostream>
#include<cstdio>
#include<algorithm>
int a[100+5][100+5];
int main()
{
    int n;
    freopen("royfloyd.in","rt",stdin);
    freopen("royfloyd.out","wt",stdout);

    scanf("%d",&n);
    for(int i=0;i<n;++i)
        for(int j=0;j<n;++j)
        {
            scanf("%d",&a[i][j]);
            if(a[i][j]==0 && i!=j)
                a[i][j]=0x3f3f3f3f;
        }
    for(int k=0;k<n;++k)
        for(int i=0;i<n;++i)
            for(int j=0;j<n;++j)
                a[i][j]=std::min(a[i][k]+a[k][j],a[i][j]);
    for(int i=0;i<n;++i,putchar('\n'))
        for(int j=0;j<n;++j)
            printf("%d ",(a[i][j]==0x3f3f3f3f)?0:a[i][j]);
    return 0;
}
/*
#include<cstdio>
using namespace std;
int mat[101][101],n,i,j,k,x;

int main()
{
	freopen("royfloyd.in","r",stdin);
	freopen("royfloyd.out","w",stdout);
	scanf("%d",&n);
	for(i=1;i<=n;i++)
		for(j=1;j<=n;j++)
		{
			scanf("%d",&x);
			if(x==0&&i!=j)
				mat[i][j]=10000000;
			else
				mat[i][j]=x;
		}
	for(k=1;k<=n;k++)
		for(i=1;i<=n;i++)
			for(j=1;j<=n;j++)
				if(mat[i][k]+mat[k][j]<mat[i][j])
					mat[i][j]=mat[i][k]+mat[k][j];
	for(i=1;i<=n;i++)
	{
		for(j=1;j<=n;j++)
		{
			if(mat[i][j]==10000000)
				printf("0 ");
			else
				printf("%d ",mat[i][j]);
		}
		printf("\n");
	}
	return 0;
}


*/