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#include <cstdio>
#define nlimit 100
int n,a[nlimit][nlimit];
using namespace std;
int main()
{
int i,j,k;
freopen("royfloyd.in","r",stdin);
freopen("royfloyd.out","w",stdout);
scanf("%d",&n);
for(i=0;i<n;i++)
for(j=0;j<n;j++)
{scanf("%d",&a[i][j]);}
for(k=0;k<n;k++)
for(i=0;i<n;i++)
for(j=0;j<n;j++)
if(a[i][j]>a[i][k]+a[k][j])
a[i][j]=a[i][k]+a[k][j];
for(i=0;i<n;i++)
{
for(j=0;j<n;j++)
printf("%d ",a[i][j]);
printf("\n");
}
return 0;
}