Given a root node reference of a BST and a key, delete the node with the given key in the BST. Return the root node reference (possibly updated) of th ...
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其他好文 时间:
2020-06-04 11:56:26
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48
题目如下: Given two strings: s1 and s2 with the same size, check if some permutation of string s1 can break some permutation of string s2 or vice-versa (i ...
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其他好文 时间:
2020-06-03 23:41:15
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108
There are 2N people a company is planning to interview. The cost of flying the i-th person to city A is costs[i][0], and the cost of flying the i-th p ...
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其他好文 时间:
2020-06-03 23:34:27
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72
题目如下: You are given an integer num. You will apply the following steps exactly two times: Pick a digit x (0 <= x <= 9). Pick another digit y (0 <= y < ...
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其他好文 时间:
2020-06-03 23:33:43
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70
module divide_2(clk,rst,clk_out); input clk,rst;output clk_out; reg clk_out; always @(posedge clk or negedge rst) if(!rst) begin clk_out<=0; end else ...
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其他好文 时间:
2020-06-03 15:31:59
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79
1065 A+B and C (64bit) (20分) Given three integers A, B and C in [?], you are supposed to tell whether A+B>C. Input Specification: The first line of th ...
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其他好文 时间:
2020-06-03 13:53:54
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74
7-1 Maximum Subsequence Sum(25 分) Given a sequence of K integers { N?1??, N?2??, ..., N?K?? }. A continuous subsequence is defined to be { N?i??, N?i+ ...
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编程语言 时间:
2020-06-03 13:26:04
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52
题目如下: Given a string s of zeros and ones, return the maximum score after splitting the string into two non-empty substrings (i.e. left substring and r ...
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其他好文 时间:
2020-06-01 18:02:06
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65
题目描述 leetcode - 1:https://leetcode-cn.com/problems/two-sum/ 解题关键 hashmap的使用 碎碎念 题目比较简单,暴力过很容易,不过借助hash可以降低时间复杂度,但是增加了空间的消耗。学习了hashmap的使用 key:value 定义 ...
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其他好文 时间:
2020-06-01 01:06:46
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77
使用了long。没有解决int的溢出问题。 class Solution { public: int divide(int dividend, int divisor) { //if (dividend == 0) return 0; //if (divisor == 1) return divid ...
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其他好文 时间:
2020-05-31 18:17:56
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101