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Valid Parentheses
Valid ParenthesesGiven a string containing just the characters ‘(‘, ‘)’, ‘{‘, ‘}’, ‘[‘ and ‘]’, determine if the input string is valid. The brackets must close in the correct order, “()” and “()[]{}”
記錄: 2016/10
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Remove Nth Node From End of List
Remove Nth Node From End of ListGiven a linked list, remove the nth node from the end of list and return its head. Example: 123Given linked list: 1->2->3->4->5, and n = 2.After removing t
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Longest Common Prefix
Longest Common PrefixWrite a function to find the longest common prefix string amongst an array of strings. 提示 解題應用 String Prefix String Default:123func longestCommonPrefix(strs []string) s