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#pragma GCC optimize ("O3")
#pragma GCC target ("sse4")
#include <bits/stdc++.h>
typedef long long ll;
typedef long double ld;
using namespace std;
const string FILENAME="royfloyd";
#define OpenIN() freopen((FILENAME+".in").c_str(),"r",stdin)
#define OpenOUT() freopen((FILENAME+".out").c_str(),"w",stdout)
#define OpenALL() OpenIN(), OpenOUT()
#define infoarena() OpenALL()
const int N=100+5;
int n;
int v[N][N];
int main()
{
ios_base::sync_with_stdio(0);
cin.tie(0), cout.tie(0);
infoarena();
cin>>n;
for(int i=1;i<=n;i++)
{
for(int j=1;j<=n;j++)
{
cin>>v[i][j];
if(i!=j && v[i][j]==0)
{
v[i][j]=(1<<30);
}
}
}
for(int k=1;k<=n;k++)
{
for(int i=1;i<=n;i++)
{
for(int j=1;j<=n;j++)
{
v[i][j]=min(v[i][j],v[i][k]+v[k][j]);
}
}
}
for(int i=1;i<=n;i++)
{
for(int j=1;j<=n;j++)
{
cout<<v[i][j]<<" ";
}
cout<<"\n";
}
return 0;
}
/**
**/