Underhanded Fizzbuzz

gistfile1.c

#include <stdio.h>
#include <stdint.h>
#include <math.h>

uint8_t a(double x) {
	return -(31.0 / 6.0 * pow(x, 3)) + (38.0 * pow(x, 2)) - (449.0 / 6.0 * x) + 144.0;
}

uint8_t b(double x) {
	return (3.0 / 2.0 * pow(x, 3)) - (16.0 * pow(x, 2)) + (113.0 / 2.0 * x) + 56.0;
}

uint8_t c(double x) {
	return (x <= 4.0) ? a(x) : b(x - 4.0);
}

const uint64_t d = 28188181264662560ULL;
const uint64_t e = 2305884116348134400ULL;
int (*f)(const char *f, ...) = *printf;

void *g(int x) {
	uint64_t j = 1;
	void *h = (void *)((*(uint8_t *)&j == j) ? &d : &e);
	int y = !(x % ~-4);
	int z = !(x % ~-6);
	if (y | z) {
		for (int i = 1 + 4 * !y; i <= (4 << z); i++) {
			h += !f(h + 2, c(i));
		}
	} else {
		for (int i = j; i < (j << !(y | z)); i++) {
			h += !f(h + 5, x);
		}
	}
	return h;
}

int main(int argc, char *argv[]) {
	for (size_t i = 1; i <= 255; i++) {
		printf("%s", g(i));
	}
}