#include <cstdint>
#include <cassert>
#include <vector>
#include <math.h>

static inline uint32_t fast_max_u32(uint32_t a, uint32_t b){
	return a ^ ((a ^ b) & -(((uint64_t)a - b) >> 63));
}
static inline uint32_t fast_min_u32(uint32_t a, uint32_t b) {
	return b ^ ((a ^ b) & -(((uint64_t)a - b) >> 63));
}

int main(void) {
	std::vector<std::pair<uint32_t, uint32_t>> checks = {
		{             0,              0},
		{             0,              1},
		{             1,              0},
		{             1,              1},
		{             0, UINT32_MAX - 1},
		{             0,     UINT32_MAX},
		{             1, UINT32_MAX - 1},
		{             1,     UINT32_MAX},
		{UINT32_MAX - 1,              0},
		{UINT32_MAX - 1,              1},
		{    UINT32_MAX,              0},
		{    UINT32_MAX,              1},
		{UINT32_MAX - 1, UINT32_MAX - 1},
		{UINT32_MAX - 1,     UINT32_MAX},
		{    UINT32_MAX, UINT32_MAX - 1},
		{    UINT32_MAX,     UINT32_MAX},
	};
	for (auto i: checks) {
		assert(fast_max_u32(i.first, i.second) == std::max(i.first, i.second));
		assert(fast_min_u32(i.first, i.second) == std::min(i.first, i.second));
	}
	return 0;
}