打一个用while循环的求n的阶乘的C语言代码

#include <stdio.h>

int main() { int n, i = 1, factorial = 1; printf("请输入一个正整数n："); scanf("%d", &n); while (i <= n) { factorial *= i; i++; } printf("%d的阶乘为%d", n, factorial); return 0; }