shensen0304的博客

9.2 斐波那契数列#include <cstdio>int fib[25] = { 0 };void Cal() { fib[1] = 1; fib[2] = 1; for (int i = 3; i <= 20; i++) fib[i] = fib[i - 1]

2.1 鸡兔同笼#include <cstdio>int main() { int n; scanf("%d&