[Add] solved solutions

cpp/INTEST.cpp

@@ -0,0 +1,22 @@
+#include <iostream>
+
+using namespace std;
+
+int main()
+{
+    ios_base::sync_with_stdio(false);
+    cin.tie(NULL);
+    unsigned long n, k, i, count = 0;
+    unsigned long long a;
+    cin >> n >> k;
+    for (i = 0; i < n; i++)
+    {
+        cin >> a;
+        if (a%k == 0)
+        {
+            count++;
+        }
+    }
+    cout << count << endl;
+    return 0;
+}