LeetCode题解整理版(二) | Coding 4 Fun

LeetCode题解整理版(二) | Coding 4 Fun: " i = len(s) - 1
while i >= 0 and s[i] == ' ': i -= 1
j = i - 1
while j >= 0 and s[j] != ' ': j -= 1
return 0 if i < 0 else i - j"



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