题解 | #统计每个月兔子的总数#
统计每个月兔子的总数
https://www.nowcoder.com/practice/1221ec77125d4370833fd3ad5ba72395
import sys
while 1:
try:
n=int(input())
if n<3:
print('1')
elif n>=3:
d=[1,1]
b=0
for i in range(2,n):
aa=d[i-2]
bb=d[i-1]
d.append(int(aa)+int(bb))
print(d[n-1])
except:
break
#od#