#include <bits/stdc++.h>

int v[100][100];

int main()
{
    int n,i,j,k;
    FILE*fi,*fo;
    fi=fopen("royfloyd.in","r");
    fo=fopen("royfloyd.out","w");
    fscanf(fi,"%d",&n);
    for(i=0;i<n;i++)
        for(j=0;j<n;j++)
    {
        fscanf(fi,"%d",&v[i][j]);
        if(v[i][j]==0)
            v[i][j]=2000;
    }
    for(k=0;k<n;k++)
    for(i=0;i<n;i++)
    for(j=0;j<n;j++)
    {
        if(i!=j && v[i][k]+v[k][j]<v[i][j])
            v[i][j]=v[i][k]+v[k][j];
    }
    for(i=0;i<n;i++){
    for(j=0;j<n;j++){
        if(v[i][j]==2000)
        v[i][j]=0;
        fprintf(fo,"%d ",v[i][j]);
    }
    fprintf(fo,"\n");
    }
    fclose(fi);
    fclose(fo);
    return 0;
}