题解 | 放苹果
放苹果
https://www.nowcoder.com/practice/bfd8234bb5e84be0b493656e390bdebf
def f(m, n): # 基例 if m < 0 or n < 0: return 0 if m == 1 or n == 1: return 1 # 递归关系 # 有个盘子是空的,得f(m,n-1) # “有个盘子是空的”互斥事件是“所有盘子都不为空”,得 f(m-n,n) return f(m, n - 1) + f(m - n, n) # m 表示苹果数量,n 表示盘子数量 m, n = map(int, input().split()) print(f(m, n))