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#include <fstream>
using namespace std;
ifstream f("royfloyd.in");
ofstream g("royfloyd.out");
int A[105][105],B[105][105],i,j,k,n;
int main()
{f>>n;
for(i=1;i<=n;i++)
for(j=1;j<=n;j++)
{f>>A[i][j];
B[i][j]=A[i][j];
}
for(k=1;k<=n;k++)
for(i=1;i<=n;i++)
for(j=1;j<=n;j++)
if(B[i][j]>B[i][k]+B[k][j])
B[i][j]=B[i][k]+B[k][j];
for(i=1;i<=n;i++)
{for(j=1;j<=n;j++)
g<<B[i][j]<<' ';
g<<'\n';
}
return 0;
}