Dev C, mi a hibám? :O

#include <stdio.h>

#include <stdlib.h>

/* run this program using the console pauser or add your own getch, system("pause") or input loop */

int main(int argc, char *argv[]) {

float x;

printf("f(x): ");

scanf("%f", x);

if (x< -1000 || x>1000) printf("Erre az ertekre nem definialt a fuggveny!");

else if (x> -2 && x<0) printf("%f", (2*x));

else if (x>=0 && x<2) printf("%f", (x*x));

else if (x>=2) printf("%f", 10);

system("pause");

return 0;

}