classSolution{public:stringcompressString(stringS){int i=0,j=0;int n=S.size();string tmp;// 「外层循环」i 指向每个首次出现的字符while(i<n){// 「内层循环」j 向前遍历,直到字符串末尾或找到与 s[i] 不同的字符时跳出while(j<n&&S[i]==S[j])j++;// 压缩字符串,添加至 tmptmp+=S[i]...
A collection of Python codes for Leetcode Problem of the Day leetcode leetcode-solutions leetcode-practice leetcode-python leetcode-python3 leetcode-solution leetcode-programming-challenges leetcode-solutions-python problem-of-the-day problem-of-the-day-solutions leetcode-potd Updated Dec 23, ...
leetcode上最长回文子串问题的动态规划解法(the DP solution of Problem "Longest Palindromic Substring" in leetcode ) 前言 本文主要介绍作者对最长回文子串问题( Longest Palindromic Substring)的动态规划解法(DP solution),作者leetcode上的提交结果为accept。作者之前也采用了DP算法解决这个问题,但多次都不能accept,...
Thought Process This is an easy problem but might be a bit hard to code it up correctly in one pass. We can use a sliding window to keep a rolling sum and compare it with upper and lower bound. A few caveats in implementation: We can simplify using two pointers start and end by kee...
My LeetCode Daily Problem & Contest Group: See rules and score board here (If you are interested in joining this group, ping me guan.huifeng@gmail.com) LeetCode难题代码和算法要点分析 目前分类目录 Two Pointers 011.Container-With-Most-Water (M+) 015.3Sum (M) 016.3Sum-Closet (M) 018.4Sum...
【Leetcode_easy】1154. Day of the Year problem 1154. Day of the Year solution class Solution { public: int dayOfYear(string date) { // 平年 闰年 int days[12] = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};...
Interesting problem, here is my take on it: ParkingSlot > Floor > Parking And separate FareController So, a Parking can have many Floors and Floor and can have many ParkingSlots. Each Parking Slot is of certain slot size. Vehicle is the interface type and all Vehicles just have to impleme...
Day 1768 答案揭晓 DS Interview Question & Answer What are the advantages of ReLU over sigmoid function? Sigmoid function has the problem of vanish gradient because the gradient of sigmoid becomes increasingly small as the absolute value of x increases. But ReLU can reduce the likelihood of the ...
You are given a train data set having 1000 columns and 1 million rows. The data set is based on a classification problem. Your manager has asked you to reduce the dimension of this data so that model computation time can be reduced. Your machine has memory constraints. What would you do...
LeetCode 1360. Number of Days Between Two Dates日期之间隔几天【Easy】【Python】【数学】 Problem LeetCode Write a program to count the number of days between two dates. The two dates are given as strings, their format isYYYY-MM-DDas shown in the examples. ...