dalalsunil1986/algoexpert-1

My solutions for AlgoExpert questions

algoexpert

My solutions for https://www.algoexpert.io/

Indentation Problem

I have realized some files have indentation problem. As, I copied codes from my AlgoExpert's solutions to VS Code they looked fine but actually they had indentation issue.

Sorting

• Insertion Sort: Imagine Array as sorted and unsorted array; keeping swapping number in backwards
• Selection Sort: Loop to the end & SELECT the smallest element to swap

Double Recursion

• Sort Stack

Recursion with swapping number back n forth

• Permutations

Sliding Window Approach

• Staircase Traversal

Miscellaneous Time Complexity

• Breadth-first Search

Time Complexities to revisit

• Permutations
• Staircase Traversal
• Phone Number Mnemonics
• Number Of Ways To Traverse Graph/Worst Case

BST

• BST Construction's removal case

Heap

• Min Heap Construction

Classic DPs

• Min Number Of Coins For Change
• Number Of Ways To Make Change
• Levenshtein Distance

Simple yet Ticky

• Search In Sorted Matrix

Famous Hard Questions

• LRU Cache