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

int main(void)
{
    float x = 0xffffffff;

    if (x == x) {
        printf("Equal\n");
    }
    else {
        printf("Not equal\n");
    }

    if (x >= 0) {
        printf("x(%f) >= 0\n", x);
    }
    else if (x < 0) {
        printf("x(%f) < 0\n", x);
    }

    int a = 0xffffffff;
    memcpy(&x, &a, sizeof(x));
    if (x == x) {
        printf("Equal\n");
    }
    else {
        printf("Not equal\n");
    }

    if (x >= 0) {
        printf("x(%f) >= 0\n", x);
    }
    else if (x < 0) {
        printf("x(%f) < 0\n", x);
    }
    else {
        printf("Surprise x(%f)!!!\n", x);
    }

    return 0;
}