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/**
 * Example 9.
 *
 * This example shows simple usage of the DPNP C++ Backend library
 * to calculate sum of the given elements vector
 *
 * Possible compile line:
 * clang++ -g -fPIC examples/example9.cpp -Idpnp -Idpnp/backend -Ldpnp -Wl,-rpath='$ORIGIN'/dpnp -ldpnp_backend_c -o example9
 *
 */

#include <iostream>

#include "backend_iface.hpp"

int main(int, char**)
{
    const size_t size = 2097152;
    long result = 0;
    long result_verification = 0;

    dpnp_queue_initialize_c(QueueOptions::CPU_SELECTOR);

    long* array = reinterpret_cast<long*>(dpnp_memory_alloc_c(size * sizeof(long)));

    for (size_t i = 0; i < size; ++i)
    {
        array[i] = i;
        result_verification += i;
    }

    custom_sum_c<long>(array, &result, size);

    std::cout << "SUM() value: " << result << " verification value: " << result_verification << std::endl;

    dpnp_memory_free_c(array);

    return 0;
}
