Code Archives - Page 9 of 27

Leetcode 1834: Single-Threaded CPU

Dec

29

2022

You are given n tasks labeled from 0 to n - 1 represented by a 2D integer array tasks, where tasks[i] = [enqueueTimei, processingTimei] means that the ith task will be available to process at enqueueTimei and will take processingTimeito finish processing. You have a single-threaded CPU that can process at most one task at a time and will act in the following way: If the CPU is idle ...

Protected access modifier in Java

Jun

28

2021

As per the official java documentation from Oracle: “The protected modifier specifies that the member can only be accessed within its own package (as with package-private) and, in addition, by a subclass of its class in another package.” What this means is: Say, a concrete class Parent in package com.coddicted has a protected method named ...

Java Streams : Convert List of Strings to Single Comma separated String

Feb

8

2021

In this short post, we’d explain how to convert/ reduce a List of Strings into a single comma (,) separated String using Java-8 Streams API. here’s the code: import java.util.Arrays; import java.util.List; public class ListToString { public static String getCommaSeparatedString(List<string> input) { return input.stream() .reduce( // identity function for String concatenation "", (s1, s2) -> ...

Building a Chat-Application

Jun

29

2020

Hello Everyone, We’ve started a Youtube channel named Coddicted and the first series that we’re going to showcase you is about building a WhatsApp like Chat application on Android. Here’s the first in the series of videos: This is still a work-in-progress, but, we hope you enjoy the series as much as we’ve enjoyed creating ...

Find and Replace Pattern

Oct

21

2018

Title: Find and Replace Pattern Source: leetcode.com You have a list of words and a pattern, and you want to know which words in words matches the pattern. A word matches the pattern if there exists a permutation of letters p so that after replacing every letter x in the pattern with p(x), we get ...

Linked List Components

Oct

14

2018

Title: Linked List Components Source: leetcode.com We are given head, the head node of a linked list containing unique integer values. We are also given the list G, a subset of the values in the linked list. Return the number of connected components in G, where two values are connected if they appear consecutively in ...

Increasing Order Search Tree

Oct

7

2018

Title: Increasing Order Search Tree Source: leetcode.com Given a tree, rearrange the tree in in-order so that the leftmost node in the tree is now the root of the tree, and every node has no left child and only 1 right child (Increasing order search tree). Example 1: Input: [5,3,6,2,4,null,8,1,null,null,null,7,9] 5 / \ 3 6 ...

Find all Anagrams in a String 2

Sep

30

2018

Title: Custom Sort String Source: leetcode.com Given a string s and a non-empty string p, find all the start indices of p‘s anagrams in s. Strings consists of lowercase English letters only and the length of both strings s and p will not be larger than 20,100. The order of output does not matter. Example ...

Custom Sort String

Sep

23

2018

Title: Custom Sort String Source: leetcode.com S and T are strings composed of lowercase letters. In S, no letter occurs more than once. S was sorted in some custom order previously. We want to permute the characters of T so that they match the order that S was sorted. More specifically, if x occurs before ...

Monotonic Array

Sep

16

2018

Title: Monotonic Array Source: leetcode.com An array is monotonic if it is either monotone increasing or monotone decreasing. An array A is monotone increasing if for all i <= j, A[i] <= A[j]. An array A is monotone decreasing if for all i <= j, A[i] >= A[j]. Return true if and only if the ...