C语言循环方式求n的阶乘

#include <stdio.h>
int main()
{
	int count = 1;
	int a = 0;
	int b = 0;
	scanf("%d", &a);
	for (b = 1; b <= a; b++)
	{
		count = b * count;
	}
	printf("%d", count);
	return 0;
}