#include <stdio.h>

int main(int argc, char *argv[])
{
    int bugs = 100;
    double bug_rate = 1.2;

    printf("You have %d bugs imaginary rate of %f.\n",
            bugs, bug_rate);

    unsigned long universe_of_defects = 63.99999999999 * 32 * 1024 * 1024;
    printf("The entire universe has %ld bugs.\n",
            universe_of_defects);

    double expected_bugs = bugs * bug_rate;
    printf("You are expected to have %f bugs.\n",
            expected_bugs);

    double part_of_universe = expected_bugs / universe_of_defects;
    printf("That is only a %e portion of the universe.\n",
            part_of_universe);

    // this makes no sense, just a demo of something weird
    char nul_byte = '\0';
    int care_percentage = bugs * nul_byte;
    printf("Which means you should care %d%%.\n",
            care_percentage);

    puts("also...");
    int nul = (int)nul_byte;
    int *nul_ptr = &nul;
    printf("char '\\0' = '%c', (int)'\\0' = '%d', &(int)'\\0' = '%n'.\n",
            nul_byte, nul, nul_ptr);

    return 0;
}