C语言：用递归轻松计算正整数阶乘！

```c #include <stdio.h> int factorial(int n) { if (n == 0 || n == 1) { return 1; } return n * factorial(n - 1); } int main() { int num; scanf("%d", &num); printf("%d\n", factorial(num)); return 0; } ``` ######[AI问答 | 94点数解答 | 2025-11-11 16:55:24]