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python

望大佬指点def search_letter(target,s): k = 0 for i in s.lower(): if i == target.lower(): k+=1 return kif name == 'main': s = ...

2020-12-18

0 347

题解

python3以上，很基础的写法，希望大佬指点def search_letter(target,s): k = 0 for i in s.lower(): if i == target.lower(): k+=1 return kif name ...

2020-12-18

0 294