/*示例 1:输入:seq = "(()())"输出:[0,1,1,1,1,0]示例 2:输入:seq = "()(())()"输出:[0,0,0,1,1,0,1,1]链接:https://leetcode-cn.com/problems/maximum-nesting-depth-of-two-v ...
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其他好文 时间:
2020-04-01 16:18:36
阅读次数:
53
This time, you are supposed to find A+B where A and B are two polynomials. Input Specification: Each input file contains one test case. Each case occu ...
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其他好文 时间:
2020-04-01 13:05:16
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62
OSFP 400G SR8 DAC Direct AttachCable is a twinax cable solution with two copper-based conductors fortransmitting electrical signals at short distances. The OSFP DAC Direct AttachCable transmit the signals faster (i.e. with a lesser latency) and require considerablyless current, compared to electrical signals sent via a twisted pair cable.
有效括号的嵌套深度。题意是给一个用字符串表示的嵌套括号,请按规则返回这个字符串的嵌套深度depth。嵌套深度的定义如下, depth("") = 0 depth(A + B) = max(depth(A), depth(B)), where A and B are VPS's depth("(" + ...
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其他好文 时间:
2020-04-01 09:18:51
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87
"题目" 有一个$[1,n]$的整数,可以询问$[L,R]$,表示整个整数是否在这个区间里。 计算有多少个询问集合,使得这些询问过后,无论整数是$[1,n]$中哪一个都能被唯一确定。 $n\leq 300$ 思考历程 简化一下题目大意:可以通过询问,将数字分成若干组。 一开始$[1,n]$为一组。 ...
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其他好文 时间:
2020-03-31 20:38:21
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54
题目描述 Given two words word1 and word2, find the minimum number of operations required to convert word1 to word2. You have the following 3 operations pe ...
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其他好文 时间:
2020-03-31 18:48:00
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81
E - Power Strings Given two strings a and b we define ab to be their concatenation. For example, if a = "abc" and b = "def" then ab = "abcdef". If we ...
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其他好文 时间:
2020-03-31 14:21:25
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63
题目 Given an array of integers, find out whether there are two distinct indices i and j in the array such that the absolute difference between and is a ...
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其他好文 时间:
2020-03-31 01:13:11
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88
一、map() import pandas as pd import numpy as np df = pd.DataFrame({'key1' : ['a', 'a', 'b', 'b', 'a'], 'key2' : ['one', 'two', 'one', 'two', 'one'], 'd ...
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移动开发 时间:
2020-03-30 13:15:36
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97
两个数组的交集。题目即是题意,例子, Example 1: Input: nums1 = [1,2,2,1], nums2 = [2,2] Output: [2] Example 2: Input: nums1 = [4,9,5], nums2 = [9,4,9,8,4] Output: [9,4] ...
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其他好文 时间:
2020-03-30 09:31:09
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62