题解 | #统计每个月兔子的总数#
统计每个月兔子的总数
http://www.nowcoder.com/practice/1221ec77125d4370833fd3ad5ba72395
python3
while True:
try:
num = int(input())
i,j = 1,1
if num>2:
for _ in range(2,num):
i,j = i+j,i
print(i)
except:
break