if1.c

C源码集

#include <stdio.h>
int main(void)
{
	int i;

	printf("Please type an integer: ");
	scanf("%i", &i);

	if (i > 0)
		printf("A positive number was entered.\n");

	if (i < 0) {
		printf("A negative number was entered. \n");
		printf("More than one statement to do - need braces");
		}

	if (i == 0)
   	printf("That's a zero!\n");

	return 0;
}