题解 | #放苹果#
放苹果
http://www.nowcoder.com/practice/bfd8234bb5e84be0b493656e390bdebf
def f(m, n):
if m < 0 or n < 0:
return 0
if m == 1 or n == 1:
return 1
return f(m, n-1) + f(m-n, n)
while True:
try:
m, n = map(int, input().split())
except Exception:
break
print(f(m, n))
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