Pushing everything again, accidentally deleted my remote repository

ex5/ex5_3/goldbach.cpp

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+#include "goldbach.h"
+#include <iostream>
+#include <iterator>
+#include <omp.h>
+
+size_t single_goldbach(size_t k)
+{
+    const std::vector<size_t> relevant_primes = get_primes(k);
+    size_t m = relevant_primes.size();
+
+    size_t counter = 0;
+
+#pragma omp parallel for shared(relevant_primes, m, k) reduction(+:counter)
+    for(size_t i = 0; i < m; ++i)
+    {
+        for(size_t j = i; j < m; ++j)
+        {
+            if(relevant_primes[i] + relevant_primes[j] == k)
+                ++counter;
+        }
+    }
+
+    return counter;
+}
+
+
+std::vector<size_t> count_goldbach(size_t n)
+{
+    const std::vector<size_t> relevant_primes = get_primes(n);
+    size_t m = relevant_primes.size();
+
+    std::vector<size_t> counter_vector(n + 1, 0);
+
+#pragma omp parallel for shared(relevant_primes, m, n) reduction(VecAdd:counter_vector)
+    for(size_t i = 0; i < m; ++i)
+    {
+        for(size_t j = i; j < m; ++j)
+        {
+            size_t sum = relevant_primes[i] + relevant_primes[j];
+            if(sum <= n)
+                ++counter_vector[relevant_primes[i] + relevant_primes[j]];
+        }
+    }
+
+    return counter_vector;
+}