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#include <fstream>
using namespace std;
int dp[105][105];
int main(){
int n, i, j, k;
ifstream fin( "royfloyd.in" );
ofstream fout( "royfloyd.out" );
fin >> n;
for( i = 0; i < n; i++ ){
for( j = 0; j < n; j++ ){
fin >> dp[i][j];
}
}
for( k = 0; k < n; k++ ){
for( i = 0; i < n; i++ ){
for( j = 0; j < n; j++ ){
dp[i][j] = min( dp[i][k] + dp[k][j], dp[i][j] );
}
}
}
for( i = 0; i < n; i++ ){
for( j = 0; j < n; j++ ){
fout << dp[i][j] << ' ';
}
fout << '\n';
}
return 0;
}