Слияние массивов - C++ - Ответ 1468844

#include <iostream>
#include <algorithm>
#include <iterator>
 
int main (void)
{
    const int SIZE=5;
    // fill
    int A [SIZE]={1,3,16,22,31};
    int B [SIZE]={2,2,18,24,37};
    int C [SIZE]={7,8,12,65,89};
    int TMP [SIZE*2];
    int REZ [SIZE*3];
    // output
    std::cout << "Start matrix A:\n";
    std::copy (A, A+SIZE, std::ostream_iterator <int> (std::cout, " "));
    std::cout << std::endl;
    std::cout << "Start matrix B:\n";
    std::copy (B, B+SIZE, std::ostream_iterator <int> (std::cout, " "));
    std::cout << std::endl;
    std::cout << "Start matrix C:\n";
    std::copy (C, C+SIZE, std::ostream_iterator <int> (std::cout, " "));
    std::cout << std::endl;
    //
    std::merge (A, A+SIZE, B, B+SIZE, TMP);
    std::merge  (TMP, TMP+SIZE*2, C, C+SIZE, REZ);
    //output
    std::cout << "Rezult matrix:\n";
    std::copy (REZ, REZ+SIZE*3, std::ostream_iterator <int> (std::cout, " "));
 
    //exit
    return 0;
}