#include<cstdio>
#include<algorithm>
#include<vector>
#include<iostream>
#include<cmath>
using namespace std;
int main()
{
int a[10]={
0,1,2,3,4,5,6,7,8,9
};
do{
for(int i=0;i<5;i++)
cout<<a[i]<<" ";
cout<<endl;
}while(next_permutation(a,a+5));
}