#include <vector>
#include <iostream>
#include <string>
#include <iterator>
#include <algorithm>
#include <iterator>
using namespace std;
//myAlgo_permutation1.cpp
void mutation(vector<int>); 
int main()
{
	int n1[]= { 0,1,2,3  };
	
	vector<int>v1( n1, n1+4);
	ostream_iterator< int > output( cout, " " );
	cout<<"\n orignal array "; 
	copy(v1.begin(),v1.end(), output);
	cout<<endl;
	next_permutation(v1.begin(),v1.end());
  	cout<<"\n round 1 :"; 
	 for(int i= 0; i < 4; i++)
	 {
	 	cout<<" " << v1[i]; 
	 }
	 
  	cout<<"\n automation :"; 
	 for(int i= 0; i < 4; i++)
	 {
	 	next_permutation(v1.begin(), v1.end());
		cout<<"\n round "<< i <<endl <<"\t"; 
		mutation( v1);
	 }	  
   return 0;
}

void mutation(vector<int> v1)
{
	for(int i= 0; i < 4; i++)
	 {
	 	cout<<" " << v1[i]; 
	 }
}