"how to find all permutations of n distinct integers in c++" Code Answer's
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how to find all permutations of n distinct integers in c++
#include <bits/stdc++.h>
using namespace std;
//Display elements of the array
void display(vector<int> a, int n){
for(int i=0;i<n;i++) cout << a[i] << " ";
cout << endl;
}
int main()
{
//Obtaining length of array
int n;
cin >> n;
//Declaring a vector of integers
vector<int> a(n);
//Taking input of array of integers
for(int i=0; i<n; i++){
cin >> a[i];
}
do{
//Display the current permutation
display(a, n);
}while(next_permutation(a.begin(), a.end())); //Generate next permutation till it is not lexicographically largest
return 0;
}
C++Copy
Source: iq.opengenus.org
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