ayu8/dsa-4-all

topic wise DSA solutions

DSA-4-All

• This repository contains solutions to DSA practice problems of various platforms (like LeetCode, gfg-pratice, HackerRank, InterviewBit, etc.) in all languages (C++, Java or Python).
• Only add solutions to the questions which are on any coding platform, with the link to that question.
• If you are interested in adding more topics, feel free to contribute.
• If you feel this helpful please press the star.
• If you are a hacktoberfest contributor, you are welcome to contribute.
• Kindly follow CONTRIBUTING.md before contributing.
• Happy Coding 🥳

Give a Star ⭐ to this repo if you liked

dsa-4-all's Issues

Lowest Common ancestor of a binary tree

Hey @ayu8 i want to add this solution in the binary tree folder. Please assign me this issue and mark this under hacktoberfest.

Add two numbers

Hey, @ayu8 assign me this issue!
this solution lies under Linked List

Counting Bits

Hey @ayu8, I want to add this solution in CPP into the bit-manipilation folder, please assign this to me and add this under hacktoberfest label

Problem link: https://leetcode.com/problems/counting-bits/description/

BUY AND SELL STOCK IV

hey @ayu8 i want to add this solution in cpp into the DP folder. Pls assign me this and add this under hacktoberfest label.

Longest Palindromic Substring

hey @ayu8 please assign me this issue.
This problem lies under DP

problem link: https://leetcode.com/problems/longest-palindromic-substring/description/

Reverse Bits

Hey @ayu8, I want to add this solution in CPP into the bit-manipilation folder, please assign this to me and add this under hacktoberfest label

Problem link: https://leetcode.com/problems/reverse-bits/description/

Stock Buy and Sell I

hey @ayu8 i want to contribute this problen in the DP folder. Pls assign me this and mark this issue under hacktoberfest label.

Graph Folder, BFS and DFS in C++

I would like to add a graph folder and programs for BFS and DFS traversal in it.
Please assign this task to me @ayu8 .

Count Sorted Vowel Strings

Hey, @ayu8 assign me this issue!
this solution lies under **DP**

house robber 2

Kth ancestor of a tree node

Hey @ayu8 i want to add this solution in the binary tree folder. Please assign me this issue and mark this under hacktoberfest.

Permutations II

Hey, @ayu8 assign me this issue
This solution lies under Backtracking

BUY AND SELL STOCK I

hey @ayu8 i want to add this solution in cpp into the DP folder. Pls assign me this and add this under hacktoberfest label.

I would love to contribute my codes for your DSA repository

Hi ! I would like to contribute to your code. I have implemented stacks, queues and Binary Tree and other basic data structures in C++ and would be glad to share them for Hacktoberfest. Along with this I have also implemented other sorting and searching algorithms. Would be glad if you can assign this project to me as well. Hoping for a nice collab :)

Stock Buy and Sell III

hey @ayu8 i want to add this solution in the DP folder. Pls assign me this and mark this issue under hacktoberfest label.

Frog jump2

hey @ayu8 , I want to add this solution in CPP into the DP folder, please assign this to me and add this under hacktoberfest label

problem link:https://atcoder.jp/contests/dp/tasks/dp_b

Longest Increasing Subsequence

Search in Rotated Sorted Array ll

@ayu8 Assign me this issue,
this problem lies under Binary Search

Minimum Path Sum

hey @ayu8 , I want to add this solution in cpp into the DP folder, please assign this to me and add this under hacktoberfest label
Problem Link: https://leetcode.com/problems/minimum-path-sum/

BINARY TREE PATH

Hey @ayu8 i want to add this solution in Binary tree folder, pls assign me this and add this under hacktoberfest label

Smallest string starting from leaf

Hey @ayu8 i want to add this solution in Binary tree folder, pls assign me this and add this under hacktoberfest label

Binary Tree Right Side View

hey @ayu8 , I want to add this solution in CPP into the Binary Tree folder, please assign this to me and add this under hacktoberfest label

problem link:https://leetcode.com/problems/binary-tree-right-side-view/

PowerOfTwo

I would like to add the program to check if a number is a power of 2 or not in the bit manipulation folder.
Please assign this task to me @ayu8 .

PATH SUM II

Hey @ayu8 i want to add this solution in Binary tree folder, pls assign me this and add this under hacktoberfest label

132 Pattern

Hey @ayu8 I would like to contribute to this repo under hactoberfest
Please assign me this issue

Contains Duplicate

hey @ayu8 , I want to add this solution in cpp into the hashmap folder, please assign this to me and add this under hacktoberfest label

Problem Link: https://leetcode.com/problems/contains-duplicate/

Sum of Root To Leaf Binary Numbers

hey @ayu8 , I want to add this solution in CPP into the Binary Tree folder, please assign this to me and add this under hacktoberfest label

problem link:https://leetcode.com/problems/sum-of-root-to-leaf-binary-numbers/

Longest Palidromic Substring

Longest Palidromic Substring by DP Shoud I add this ?

Median of 2 sorted arrays

hey @ayu8, I want to add this solution in CPP into the Array folder, please assign this to me and add this under hacktoberfest label

Car pooling

Assign me this issue @ayu8
Car pooling will lie under sorting

BUY AND SELL STOCK II

hey @ayu8 i want to add this solution in cpp into the DP folder. Pls assign me this and add this under hacktoberfest label.

Stock Buy and Sell V

hey @ayu8 i want to add this solution in the DP folder. Pls assign me this and mark this issue under hacktoberfest label.

Hamming Distance

Hey @ayu8, I want to add this solution in CPP into the bit-manipilation folder, please assign this to me and add this under hacktoberfest label

Problem link: https://leetcode.com/problems/hamming-distance/description/

Search in Rotated Sorted Array

hey @ayu8 , I want to add this solution in cpp into the arrays folder, please assign this to me and add this under hacktoberfest label
Problem Link: https://leetcode.com/problems/search-in-rotated-sorted-array/

Backspace String Compare

Hey @ayu8 I would like to contribute to this repo under hactoberfest
Please assign me this issue

Frog jump

hey @ayu8 , I want to add this solution in CPP into the DP folder, please assign this to me and add this under hacktoberfest label

problem link:https://www.codingninjas.com/codestudio/problems/frog-jump_3621012

Search a 2D matrix

hey @ayu8 ,I want to add this solution in CPP into the arrays folder, please assign this to me and add this under hacktoberfest label

Reduce Array Size to The Half

@ayu8 Assign me this issue,
this problem lies under Hash Map

BUY AND SELL STOCK III

hey @ayu8 i want to add this solution in cpp into the DP folder. Pls assign me this and add this under hacktoberfest label.

Stock Buy and Sell VI

hey @ayu8 i want to add this solution in the DP folder. Pls assign me this and mark this issue under hacktoberfest label.

Valid Anagram

hey @ayu8 , I want to add this solution in cpp into the sorting folder, please assign this to me and add this under hacktoberfest label

Problem Link: https://leetcode.com/problems/valid-anagram/

Combination Sum III

Hey, @ayu8 assign me this issue
This solution lies under Backtracking

House robber 2

hey @ayu8, I want to add this solution in CPP into the DP folder, please assign this to me and add this under hacktoberfest label

Stock Buy and Sell IV

hey @ayu8 i want to add this solution in the DP folder. Pls assign me this and mark this issue under hacktoberfest label.

Sort the People

Hey @ayu8 , I want to add this solution in Java into the sorting folder, please assign this to me and add this under hacktoberfest label

Problem Link: https://leetcode.com/problems/sort-the-people/

Remove Nth Node From End of List

hey @ayu8 , I want to add this solution in cpp into the linked-list folder, please assign this to me and add this under hacktoberfest label

Problem Link: https://leetcode.com/problems/remove-nth-node-from-end-of-list/

PATH SUM

Hey @ayu8 i want to add this solution in Binary tree folder, pls assign me this and add this under hacktoberfest label

Median of Two Sorted Arrays

hey @ayu8 , I want to add this solution in cpp into the binary-search folder, please assign this to me and add this under hacktoberfest label
Problem Link: https://leetcode.com/problems/median-of-two-sorted-arrays/

Stock Buy and Sell II

hey @ayu8 i want to add this solution in the DP folder. Pls assign me this and mark this issue under hacktoberfest label.

Merge Two Sorted Lists.

I would like to add the program to Merge Two Sorted Lists. in the Linked List folder.
Please assign this task to me @ayu8 .