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#include <iostream>
#include <fstream>
#include <vector>
#include <queue>
#include <set>
#include <algorithm>
#include <list>
#include <map>
#include <math.h>
using namespace std;
ifstream f("royfloyd.in");
ofstream g("royfloyd.out");
const int MMAX = 1999999997;
int v[101][101];
void init(int n)
{
for(int i=1;i<=n;i++)
for(int j=1;j<=n;j++)
{
v[i][j] = MMAX;
}
}
int main(){
int n;
f>>n;
for(int i=1;i<=n;i++)
{
for(int j=1;j<=n;j++)
f>>v[i][j];
}
for(int k=1;k<=n;k++)
{
for(int i=1;i<=n;i++)
for(int j=1;j<=n;j++)
if(v[i][j] > v[i][k] + v[k][j])
v[i][j] = v[i][k] + v[k][j];
}
for(int i=1;i<=n;i++)
{
for(int j=1;j<=n;j++)
g<<v[i][j]<<" ";
g<<"\n";
}
return 0;
}