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题目Write a function to delete a node (except the tail) in a singly linked list, given only access to that node.Supposed the linked list is 1 -...
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题目Given a string s consists of upper/lower-case alphabets and empty space characters ’ ‘, return the length of last word in the string.If the...
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题目Given an array of size n, find the majority element. The majority element is the element that appears more than ⌊ n/2 ⌋ times.You may assum...
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