Algorithms Solutions in Swift

This repository contains solutions from AlgoExpert, LeetCode & HackerRank in Swift programming language.

Suggestions and contributions are welcome.

HackerRank

Serial No.	Problem	Solution	Time Complexity	Space Complexity	Notes
1	3D Surface Area	Link	_	_	_
2	Almost Sorted	Link	_	_	_
3	Binary Search Trees	Link	_	_	_
4	Bitwise AND	Link	_	_	_
5	Convert Decimal to Binary	Link	_	_	_
6	Count Pairs	Link	_	_	_
7	Encryption	Link	_	_	_
8	Extra Long Factorials	Link	_	_	_
9	Larry's Array	Link	_	_	_
10	Merge Sort	Link	_	_	_
11	Palindrome String	Link	_	_	_
12	Reverse String	Link	_	_	_
13	Sum of Natural Number	Link	_	_	_
14	Tic Tac Toe Winner	Link	_	_	_
15	Two Strings	Link	_	_	_

LeetCode

Serial No.	Problem	Solution	Time Complexity	Space Complexity	Notes
1	3 Sum Closest	Link	_	_	_
2	Merge Intervals	Link	_	_	_
3	Divide Two Integers	Link	_	_	_
4	Single Number	Link	_	_	_
5	Majority Element	Link	_	_	_
6	Three Number Sum Zero	Link	_	_	_
7	Binary Search	Link	_	_	_
8	First Bad Version	Link	_	_	_
9	Search Insert Position	Link	_	_	_
10	Merge Intervals	Link	_	_	_
11	Sort Colors	Link	_	_	_
12	Design HashMap	Link	_	_	_
13	Squares of a Sorted Array	Link	_	_	_
14	Rotate Array	Link	_	_	_
15	Move Zeros to End	Link	_	_	_
16	Two Sum - Input Array Sorted	Link	_	_	_
17	Pascal's Triangle - II	Link	_	_	_
18	Rotate Image	Link	_	_	_
19	Spiral Matix II	Link	_	_	_
20	Reverse String	Link	_	_	_
21	Reverse Words in a String	Link	_	_	_
22	Search in a 2D Matrix	Link	_	_	_
23	Erase Overlapping Intervals	Link	_	_	_
24	Middle of the Linked List	Link	_	_	_
25	Remove Nth Node from End of the Linked List	Link	_	_	_
26	Longest Substring without Repeating Characters	Link	_	_	_
27	Permutation in a String	Link	_	_	_
28	Increasing Triplet Subsequence	Link	_	_	_
29	Porduct of Array Except Self	Link	_	_	_
30	Sub Array Sum Equals K	Link	_	_	_
31	Add Strings	Link	_	_	_
32	Longest Palindrome	Link	_	_	_
33	Word Pattern	Link	_	_	_
34	Partition Labels	Link	_	_	_
35	Group Anagrams	Link	_	_	_
36	Multiply Strings	Link	_	_	_
37	Flood Fill	Link	_	_	_
38	Max Area of Island	Link	_	_	_
39	Merge Two Binary Trees	Link	_	_	_
40	Populatng Next Right Pointer In Each Node	Link	_	_	_
41	Three Sum Smaller	Link	_	_	_
42	Spiral Matrix	Link	_	_	_
43	Valid Parentheses	Link	_	_	_
44	Best Time to Buy and Sell Stock	Link	_	_	_
45	Longest Palindrome	Link	_	_	_
46	Subsets	Link	_	_	_
47	Convert Time with Minimum Operations	Link	_	_	_
48	Find Players with Zero or One Loses	Link	_	_	_
49	Largest Integer Digit Swap By Parity	Link	_	_	_
50	Container with Most Water	Link	_	_	_
51	License Key Formatting	Link	_	_	_
52	Unique Email Addresses	Link	_	_	_
53	Sort By Parity	Link	_	_	_
54	Maximum Bags with Full Capacity of Rocks	Link	_	_	_
55	Search 2D Matrix II	Link	_	_	_
56	Remove Duplicates Sorted Array	Link	_	_	_
57	Remove Element	Link	_	_	_

AlgoExpert

Serial No.	Problem	Solution	Time Complexity	Space Complexity	Notes
1	Breadth First Search	Link	_	_	_
2	Array of Products	Link	_	_	_
3	Binary Search Tree Construction	Link	_	_	_
4	Binary Search Tree Traversal	Link	_	_	_
5	Binary Search	Link	_	_	_
6	Binary Tree Diameter	Link	_	_	_
7	Branch Sums	Link	_	_	_
8	Bubble Sort	Link	_	_	_
9	Caesar Cipher Encryptor	Link	_	_	_
10	Class Photos	Link	_	_	_
11	Depth First Search	Link	_	_	_
12	Find Closest Value in Binary Search Tree	Link	_	_	_
13	Find Loop in Linked List	Link	_	_	_
14	Find Successor	Link	_	_	_
15	Find Three Largest Numbers	Link	_	_	_
16	First Duplicate Value	Link	_	_	_
17	First Non-Repeating Character	Link	_	_	_
18	Four Number Sum	Link	_	_	_
19	Generate Document	Link	_	_	_
20	Invert Binary Tree	Link	_	_	_
21	Insertion Sort	Link	_	_	_
22	Largest Range	Link	_	_	_
23	Linked List Construction	Link	_	_	_
24	Longest Palindromic Substring	Link	_	_	_
25	Longest Peak	Link	_	_	_
26	Max Subset Sum No Adjacent	Link	_	_	_
27	Merge Linked Lists	Link	_	_	_
28	Merge Overlapping Intervals	Link	_	_	_
29	Merge Sort	Link	_	_	_
30	Minimum Height Binary Search Tree	Link	_	_	_
31	Minimum Waiting Time	Link	_	_	_
32	Monotonic Array	Link	_	_	_
33	Move Element To End	Link	_	_	_
34	Node Depths	Link	_	_	_
35	Non-Constructible Change	Link	_	_	_
36	Nth Fibonacci Number	Link	_	_	_
37	Palindrome Check	Link	_	_	_
38	Prodcut Sum	Link	_	_	_
39	Quick Sort	Link	_	_	_
40	Remove Duplicates From Linked List	Link	_	_	_
41	Remove kth Node From End	Link	_	_	_
42	Reverse Linkedlist	Link	_	_	_
43	Run Length Encoding	Link	_	_	_
44	Search For Range	Link	_	_	_
45	Search in Sorted Matrix	Link	_	_	_
46	Selection Sort	Link	_	_	_
47	Shifted Binary Search	Link	_	_	_
48	Single Cycle Check	Link	_	_	_
49	Smallest Difference	Link	_	_	_
50	Sorted Squared Array	Link	_	_	_
51	Spiral Traverse	Link	_	_	_
52	Subarray Sort	Link	_	_	_
53	Sum of Linkedlist	Link	_	_	_
54	Tandem Bicycle	Link	_	_	_
55	Three Number Sort	Link	_	_	_
56	Three Number Sum	Link	_	_	_
57	Tournament Winner	Link	_	_	_
58	Two Number Sum	Link	_	_	_
59	Validate Binary Search Tree	Link	_	_	_
60	Validate Subsequence	Link	_	_	_
61	ZigZag Traverse	Link	_	_	_
62	Valid Starting City	Link	_	_	_
63	Task Assignment	Link	_	_	_
64	Min Rewards	Link	_	_	_
65	Kadanes Algorithm	Link	_	_	_
66	Calender Matching	Link	_	_	_
67	Balanced Brackets	Link	_	_	_
68	Apartment Hunting	Link	_	_	_
69	Group Anagrams	Link	_	_	_
70	Valid IP Addresses	Link	_	_	_
71	Permutations	Link	_	_	_
72	Power Sets	Link	_	_	_

boudhayan / algorithm-solutions-in-swift Goto Github PK

algorithm-solutions-in-swift's Introduction

Algorithms Solutions in Swift

HackerRank

LeetCode

AlgoExpert

Note: ReadMe file does not contain all the solution links from this repo. It is still in progress and I am updating in my free time.

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