#include  <iostream>
using namespace std;



int          numMult3(int nums[], int  size);
void removeAllMult3  (int nums[], int &size);
void       printArray(int nums[], int  size);


//////////////////////////////////////////////////////////////////////
int main()                                                          //
{

    int nums[100] = {30, 7, -21, 17, 10, 15, 18, 71, 4, 11, -40, 63};
    int size = 12;

    printArray(nums, size);

    cout << "\nThere are " << numMult3(nums, size)
         << " integers which are multiples of 3. \n" << endl;
/*
    removeAllMult3(nums, size);

    printArray(nums, size);

    cout << "\nThere are " << numMult3(nums, size)
         << " integers which are multiples of 3. \n" << endl;
*/
return 0;
}


//////////////////////////////////////////////////////////////////////   complete this function
int numMult3(int nums[], int size)                                  //
{
    int c = 0;

    for(int i = 0; i < size; i++)
    {
        if(nums[i] % 3 == 0)
        {
             c ++;
        }
    }
return c;
}

//////////////////////////////////////////////////////////////////////   complete this function
void removeAllMult3(int nums[], int & size)                         //
{

}




///////////////////////////////////////////////////////////
void printArray(int *nums, int size)                    //
{

    for (int i = 0; i < size; i++)
    {
        cout << nums[i] << ", ";
    }   cout << endl;

}