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#include <fstream>
using namespace std;
ifstream f("royfloyd.in");
ofstream g("royfloyd.out");
int succ[101][101],a[101][101],n,i,j,k;
void load()
{
f>>n;
for(i=1;i<=n;i++)
for(j=1;j<=n;j++) f>>a[i][j];
}
void afis()
{
for(i=1;i<=n;i++)
{
for(j=1;j<=n;j++) g<<a[i][j]<<" ";
g<<'\n';
}
}
int main()
{
load();
for(k=1;k<=n;k++)
for(i=1;i<=n;i++)
for(j=1;j<=n;j++)
if(i!=j)
if(a[i][j]>a[i][k]+a[k][j])
{
a[i][j]=a[i][k]+a[k][j];
succ[i][j]=succ[i][k];
}
afis();
return 0;
}