求大佬解答,一直提示输入有问题
#coding = utf-8
import sys
for line in sys.stdin:
str1 = line.split()
n = len(str1)
str1 = str1.split('/')
d = []
res=""
str2 = ['','.','..']
for i in str1:
if i not in str2: d.append(i)
n = str1.count("..")
while n:
d.pop()
n-=1
if d==[]:
print '/'
else:
for i in d:
res+='/'+i
print res