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#include<cstdio>
#include<algorithm>
#include<climits>
using namespace std;
int a[100][100];
int sol[100][100];
int main()
{
freopen("royfloyd.in","r",stdin);
freopen("royfloyd.out","w",stdout);
int n,max;
max=INT_MAX/2-1;
scanf("%d",&n);
for(int i=1;i<=n;i++)
for(int j=1;j<=n;j++)
scanf("%d",&a[i][j]);
for(int i=1;i<=n;i++)
for(int j=1;j<=n;j++)
if(i!=j)
sol[i][j]=max;
for(int k=1;k<=n;k++)
for(int i=1;i<=n;i++)
for(int j=1;j<=n;j++)
sol[i][j]=min(sol[i][j],a[i][k]+a[k][j]);
for(int i=1;i<=n;i++)
{
for(int j=1;j<=n;j++)
printf("%d ",sol[i][j]);
printf("\n");
}
return 0;
}