Coding Log

• About
• 2023-Apr
• 2021-Aug
• 2021-Feb
• 2021-Jan
• 2020-Dec
• 2020-Nov
• 2020-Sep
• 2020-July
• 2020-Jun
• 2020-May

About

• CTCI : Cracking the coding interview
• DCP : Daily Coding Problems
• LC : Leetcode
• SPOJ : Sphere Online Judge
• AOC2020 : Advent Of Code 2020
• BS : Binary Search
• CF : Codeforces

2023-Apr

• CF 339A Helpful Maths | Easy | Strings

2021-Aug

• LC 58 Length of last word | Easy | Strings

2021-Feb

• BS Compress String | Easy | Strings

2021-Jan

• BS Number of moves to capture the king | Medium | BFS | DP

• BS IP Address Combinations | Hard | Recursion

• BS Roomba Sequel | Hard | HashTable
• BS Split List Into Strictly Increasing Chunks | Hard | HashTable

2020-Dec

• LC 1137 Nth Tribonacci Number | Code | Medium | Dynamic Programming
• LC 70 Climbing Stairs | Medium | Dynamic Programming

• BS Palindromic Linked List | Medium | Two Pointers
• BS Linked List Intersection | Medium | Linked List

• BS Factorial Factory | Easy | Recursion
• BS Sum of first N odd integer | Easy | Math
• BS One Integer | Medium | Heap
• BS Frame Picture | Easy
• BS Inverse Factorial | Easy
• BS Domino Placement | Easy | Math
• BS N-Rooks | Recursion

• BS Shortest Common Subsequence | Hard | Dynamic Programming

• BS HomeRun | Medium | Bit Manipulation

• AOC2020 Day 3 | Code | Easyx2
• AOC2020 Day 2 | Code | Easyx2
• AOC2020 Day 1 | Code | Easy | Medium
• BS Merging K Sorted List

• BS Palindromic Anagram | Easy | Bit Manipulation

2020-Nov

• LC 1446 | Easy | Strings

• LC 1290 Convert Binary Number in a Linked List to Integer | Easy | LinkedList

2020-Sep

• DCP Serialize Tree

• DCP ElementSumK
• DCP MultiplyEverythingButMe

• LC 1022 Sum of Root To Leaf Binary Numbers

2020-July

• LC Pascal's Triangle
• LC Missing Number
• LC 17 Letter Combinations of a phone number [Medium] | Recursion

• LC 797 All Paths from Source to Target [Medium] | DFS
• LC 28 Implement strStr()
• LC 258 Add Digits | Recursion
• LC Longest Common Prefix

• LC 387 First Unique Character in a String | Hashmap
• LC 242 Valid Anagram
• LC 38 Count and Say

• LC 26 Remove Duplicates from Sorted Array
• LC 189 Rotate Array
• LC 217 Contains Duplicate
• LC 349 Intersection of Arrays
• LC 350 Intersection of Arrays II
• LC 66 Plus One
• LC 283 Move Zeroes
• LC 1 Two Sum
• LC 344 Reverse String

• LC 264 Ugly Number II

• Coursera Interfaces in Go | notes | code

• Coursera Classes, Objects, Methods in Go | notes | code

• Coursera Getting Started with Go - Week 2 | notes | code

• Coursera Getting Started with Go - Week 1

2020-Jun

• Coursera Functions in Go| notes | code

• Coursera Data passing in Functions | notes | code

• LC 332 Reconstruct Itinerary

• LC 129 Sum root to leaf numbers

• LC 111 Minimum Depth of Binary Tree
• LC 174 Dungeon Game

• LC 700 Search in a Binary Tree

• CTCI 17.4 Missing Number
• CTCI 17.6 Count of 2s | Code
• CTCI 16.19 Pond Sizes | Code
• CTCI 16.20 Old Cell Phone | Code

• CTCI 17.2 Shuffle | Code
• CTCI 17.3 Random Set | Code

• LC 237 Delete node in a linked list
• CTCI 16.10 Living People | Code
• CTCI 16.11 Diving Board | Code
• CTCI 16.12 XML Encoding
• CTCI 16.13 Bisect Squares
• CTCI 16.15 Master Mind
• CTCI 16.16 Sub Sort | Code

• LC 219 : Contains Duplicate
• Mirror NxN matrix along diagonal | Code
• CTCI 16.4 : Tic Tac Toe Win
• CTCI 16.5 : Trailing zeroes in a factorial | Code

2020-May

• LC 72 : Edit Distance

• SPOJ 6 : Simple Arithmetic | Code

• SPOJ 5 : The Next Palindrom | Code

• SPOJ 4 : Transform The Expression | Code
• SPOJ 2 : Prime Generator | Code