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#include <iostream>
#include <algorithm> 
using namespace std;

int main()
{

    int arr1[] = {8, 2, 6, 4}; 
    int size1 = 4; 

    int arr2[] = {9, 1, 5, 3, 7}; 
    int size2 = 5; 
    
    int merged[size1 + size2]; 
    
    for (int i = 0; i < size1; i++)
        merged[i] = arr1[i];

    for (int i = 0; i < size2; i++)
        merged[size1 + i] = arr2[i];

    std::sort(merged, merged + size1 + size2);
    for (int i = 0; i < size1 + size2; i++) 

        std::cout << merged[i] << " "; 

    std::cout << "\n";
    return 0;

}