#include<cstdio>
#define NMAX 120
using namespace std;


int v[NMAX][NMAX];


int main() {

    freopen("roy-floyd.in","r",stdin);
    freopen("roy-floyd.out","w",stdout);

    int n;
    int i,j,k;

    scanf("%d",&n);


    for(i=1; i<=n; ++i)
        for(j=1; j<=n; ++j)
            scanf("%d",&v[i][j]);



    for(i=1; i<=n; ++i)
        for(j=1; j<=n; ++j)
            for(k=1; k<=n; ++k)
                if(v[i][j]>v[i][k]+v[k][j])
                    v[i][j]=v[i][k]+v[k][j];

    for(i=1; i<=n; ++i) {
        for(j=1; j<=n; ++j)
            printf("%d ",v[i][j]);
        printf("\n");
    }

}