#include <stdio.h>
#include <assert.h>

#ifndef LENGTH
#include "helper.h"
#endif

size_t i, d;

char *ver[] = { "a", "b", "c" };
int cpu[] = { 1, 2, 3 };

int main()
{
    for (i = 0; i < LENGTH(ver); i++) {
        for (d = 0; d < LENGTH(cpu); d++) {
            printf("[%d,%s]\n", cpu[d], ver[i]);
        }
    }
    assert(LENGTH(ver) * LENGTH(cpu) == i * d);
    return 0;
}