Code Signal_缁冧範棰榑commonCharacterCount

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Given two strings, find the number of common characters between them.

Example

For s1 = "aabcc" and s2 = "adcaa", the output should be
commonCharacterCount(s1, s2) = 3.

Strings have 3 common characters - 2 "a"s and 1 "c".

 

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1 def commonCharacterCount(s1, s2):
2     sum = 0
3     for i in set(s1):
4         m = min(s1.count(i),s2.count(i))
5         sum += m
6     return sum

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def commonCharacterCount(s1, s2):
    return sum(min(s1.count(x), s2.count(x)) for x in set(s1))
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