28. Implement strStr() Easy Easy Easy Implement strStr(). Return the index of the first occurrence of needle in haystack, or -1 if needle is not part ...
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其他好文 时间:
2019-09-20 16:30:14
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83
Implement function ToLowerCase() that has a string parameter str, and returns the same string in lowercase. Example 1: Input: "Hello" Output: "hello" ...
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其他好文 时间:
2019-09-17 22:45:55
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111
Design and implement a TwoSum class. It should support the following operations:add and find. add - Add the number to an internal data structure.find ...
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其他好文 时间:
2019-09-15 11:15:05
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93
Rust果然比較複雜,在經歷了n次compile fail,終于寫成了一個 list 難點: 對Rc<>的用法不熟悉。對borrow checker不夠熟悉 有些寫法可能還不是最短的 ...
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其他好文 时间:
2019-09-04 15:09:46
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87
题目描述 Implement atoi which?converts a string to an integer. The function first discards as many whitespace characters as necessary until the first non ...
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其他好文 时间:
2019-09-01 21:59:41
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105
Reverse a singly linked list. Example: Follow up: A linked list can be reversed either iteratively or recursively. Could you implement both? 思路: 重塑链表, ...
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其他好文 时间:
2019-08-29 16:13:39
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92
In an election, the th?vote was cast for at time . Now, we would like to implement the following query function: will return the number of the person ...
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其他好文 时间:
2019-08-28 00:56:16
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110
Implement the following operations of a queue using stacks. push(x) -- Push element x to the back of queue. pop() -- Removes the element from in front ...
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其他好文 时间:
2019-08-27 10:52:01
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80
Problem Statement Implement an iterator over a binary search tree (BST). Your iterator will be initialized with the root node of a BST. Implement an i ...
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其他好文 时间:
2019-08-24 10:00:09
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94
1.编写用来获取数据的接口 public interface DataBase{ //改方法用来获取数据 public void getData(); } 2.编写具体负责获取数据的类 public class SqlDataBase1 implement DataBase{ //该方法1用来获取数 ...
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编程语言 时间:
2019-08-22 14:42:08
阅读次数:
83