#include <stdlib.h>
#include <stdio.h>
#include <cstring>

struct FooArray {
    int* data;
    int len;
};


static int* numbers;

void repeat(int x, int countToAdd, FooArray& foo)
{
    int finalAmount = foo.len + countToAdd;
    do
    {
        int y = x;
        foo.data[foo.len] = x;
        foo.len++;
    } while(foo.len < finalAmount);
}

void setupNumbers(FooArray& inArry)
{

    inArry.len = 0;
    int arraySize = 12;
    inArry.data = static_cast<int *>(malloc(arraySize * sizeof(int)));
    memset(inArry.data, 0, sizeof(int) * arraySize);

    repeat(5, 1, inArry);
    repeat(2, 2, inArry);
    repeat(8, 6, inArry);
}

int main()
{
    FooArray thing;
    setupNumbers(thing);

    for (int i = 0; i < thing.len; i++) {
       printf("%d\n", thing.data[i]);
    }

    return 0;
}