#include <iostream>
using namespace std;

int main()
{
    int arr1[] = {8,2,6,4}; 
    int size1 = 3;
    
    int arr2[] = {9,1,5,3,7}; 
    int size2 = 4;
    
    int merged = [size1 + size2];
    
    for (int i = 0 ; i < size1 ; i++)
      merged [i] = arr1[i];
    for (int i = 0 ; i < size2 ; i++)
      merged[size1] = arr2[i];
      
      std::sort(merged, merged + size1 + size2);
      
    for (int i = 0; i < size1 + +i)
      std::cout << merged[i} << " ";
      return 0;

}