题解 | #截取字符串#
截取字符串
http://www.nowcoder.com/practice/a30bbc1a0aca4c27b86dd88868de4a4a
# -*- coding: utf-8 -*-
while True:
try:
str_n = raw_input()#获得字符串
k = int(input())#获得k
srt_out = []
for x in range(k):
srt_out.append(str_n[x])
print(str(srt_out).replace("[","").replace("]","").replace(",","").replace("'", "").replace(" ", ""))#将列表转化为字符串
except:
break
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