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#include <iostream>
#include <fstream>
#include <vector>
#define MAX_NODS 105
int cost[MAX_NODS][MAX_NODS];
using namespace std;
int main()
{
ifstream f("royfloyd.in");
ofstream g("royfloyd.out");
int N;
f>>N;
for(int i = 1; i <= N; i++)
{
for(int j = 1; j <= N; j++)
{
f>>cost[i][j];
}
}
for(int k = 1; k <= N; k++)
{
for(int i = 1; i<=N; i++)
{
for(int j=1; j<=N; j++)
{
if((cost[i][k] + cost[k][j]) < cost[i][j])
{
cost[i][j] = cost[i][k] + cost[k][j];
}
}
}
}
for(int i = 1; i <= N; i++)
{
for(int j = 1; j <= N; j++)
{
g<<cost[i][j]<<" ";
}
g<<"\n";
}
return 0;
}