#include <bits/stdc++.h>
using namespace std;
int N,A[101][101];
int main(){
    freopen("royfloyd.in","r",stdin);
    freopen("royfloyd.out","w",stdout);
    scanf("%d",&N);
    for(int i=1;i<=N;++i)
        for(int j=1;j<=N;++j){
            scanf("%d",&A[i][j]);
            if(i!=j && !A[i][j])A[i][j]=0x3f3f3f3f;
        }
    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]);
    for(int i=1;i<=N;++i){
        for(int j=1;j<=N;++j)
            if(A[i][j]==0x3f3f3f3f)printf("0 ");
            else printf("%d ",A[i][j]);
        printf("\n");
    }
    return 0;
}