Largest elements in an array.cpp

// C++ code for k largest elements in an array
#include <bits/stdc++.h>
using namespace std;
 
void kLargest(int arr[], int n, int k)
{
    // Sort the given array arr in reverse order.
    sort(arr, arr + n, greater<int>());
 
    // Print the first kth largest elements
    for (int i = 0; i < k; i++)
        cout << arr[i] << " ";
}
 
// driver program
int main()
{
    int arr[] = { 1, 23, 12, 9, 30, 2, 50 };
    int n = sizeof(arr) / sizeof(arr[0]);
    int k = 3;
    kLargest(arr, n, k);
}