题解 | #确定字符互异#
确定字符互异
http://www.nowcoder.com/practice/9618c2a9e8a14c3e82954ee14168f592
class Different:
def checkDifferent(self, iniString):
# write code here
from collections import Counter
d=Counter(iniString)
if len(d.keys())==len(iniString):
return True
else:
return False
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