Daily JavaScript Challenge Series' Articles

DPC

Nov 28 '24

Daily JavaScript Challenge #JS-31: Flatten Nested Objects

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DPC

Nov 29 '24

Daily JavaScript Challenge #JS-32: Find the First Non-Repeated Character

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4

1 min read

DPC

Nov 30 '24

Daily JavaScript Challenge #JS-33: Count Unique Elements

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14

1 min read

DPC

Dec 1 '24

Daily JavaScript Challenge #JS-34: Longest Increasing Subsequence

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10

1 min read

DPC

Dec 2 '24

Daily JavaScript Challenge #JS-35: Calculate the Product of Digits

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1 min read

DPC

Dec 3 '24

Daily JavaScript Challenge #JS-36: Convert Time in 24-hour Format to 12-hour Format

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DPC

Dec 4 '24

Daily JavaScript Challenge #JS-37: Find Longest Substring Without Repeating Characters

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DPC

Dec 5 '24

Daily JavaScript Challenge #JS-38: Binary to Decimal Conversion

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DPC

Dec 6 '24

Daily JavaScript Challenge #JS-39: Sum of Two Largest Numbers in an Array

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1 min read

DPC

Dec 7 '24

Daily JavaScript Challenge #JS-40: Find Balanced Delimiters

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1 min read

DPC

Dec 8 '24

Daily JavaScript Challenge #JS-41: Remove Consecutive Duplicates in a String

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DPC

Dec 9 '24

Daily JavaScript Challenge #JS-42: Check Array for Arithmetic Progression

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DPC

Dec 10 '24

Daily JavaScript Challenge #JS-43: Transpose a Matrix

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1 min read

DPC

Dec 11 '24

Daily JavaScript Challenge #JS-44: Convert Roman Numerals to Integer

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14

1 min read

DPC

Dec 12 '24

Daily JavaScript Challenge #JS-45: Validate a Tic-Tac-Toe Game State

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1 min read

DPC

Dec 13 '24

Daily JavaScript Challenge #JS-46: Find the Most Frequent Element in an Array

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1 min read

DPC

Dec 14 '24

Daily JavaScript Challenge #JS-47: Evaluate Mathematical Expressions

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1 min read

DPC

Dec 15 '24

Daily JavaScript Challenge #JS-48: Count Occurrences of Each Word in a String

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DPC

Dec 16 '24

Daily JavaScript Challenge #JS-49: Find All Prime Factors of a Given Number

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DPC

Dec 17 '24

Daily JavaScript Challenge #JS-50: Calculate Cumulative Sum of an Array

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1 min read

DPC

Dec 18 '24

Daily JavaScript Challenge #JS-51: Merge Overlapping Intervals

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1 min read

DPC

Dec 19 '24

Daily JavaScript Challenge #JS-52: Calculate Factorial Recursively

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1 min read

DPC

Dec 20 '24

Daily JavaScript Challenge #JS-53: Reverse Words in a Sentence

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1 min read

DPC

Dec 23 '24

Daily JavaScript Challenge #JS-54: Find Common Elements Across Multiple Arrays

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1 min read

DPC

Dec 24 '24

Daily JavaScript Challenge #JS-55: Calculate Pascal's Triangle Row

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DPC

Dec 25 '24

Daily JavaScript Challenge #JS-56: Find Missing Number in Arithmetic Sequence

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DPC

Dec 27 '24

Daily JavaScript Challenge #JS-57: Find the Longest Common Prefix

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DPC

Dec 29 '24

Daily JavaScript Challenge #JS-58: Determine if a String has Balanced Parentheses

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1 min read

DPC

Dec 30 '24

Daily JavaScript Challenge #JS-59: Find the Smallest Positive Number Missing in an Array

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DPC

Dec 31 '24

Daily JavaScript Challenge #JS-60: Find the First Non-Consecutive Number

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1 min read

DPC

Jan 1

Daily JavaScript Challenge #JS-61: Next Greater Element in Circular Array

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1 min read

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Jan 2

Daily JavaScript Challenge #JS-62: Calculate the N-th Fibonacci Number Efficiently

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Jan 3

Daily JavaScript Challenge #JS-63: Find Maximum Subarray Sum with a Twist

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Jan 4

Daily JavaScript Challenge #JS-64: Find Unique Numbers

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1 min read

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Jan 5

Daily JavaScript Challenge #JS-65: Find the Longest Increasing Subsequence

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1 min read

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Jan 6

Daily JavaScript Challenge #JS-66: Generate Spiral Matrix

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1 min read

DPC

Jan 8

Daily JavaScript Challenge #JS-67: Find the Maximum Depth of a Nested Array

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DPC

Jan 9

Daily JavaScript Challenge #JS-68: Reformat Date from String

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DPC

Jan 10

Daily JavaScript Challenge #JS-69: Detect Anagrams in an Array of Strings

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Jan 12

Daily JavaScript Challenge #JS-70: Find Missing Letter in Alphabet Sequence

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DPC

Jan 13

Daily JavaScript Challenge #JS-71: Vowel Counter

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DPC

Jan 14

Daily JavaScript Challenge #JS-72: Count the Frequency of Every Unique Element in an Array

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DPC

Jan 15

Daily JavaScript Challenge #JS-73: Validate Palindrome Permutation

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DPC

Jan 16

Daily JavaScript Challenge #JS-74: Convert Hexadecimal to Binary

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1 min read

DPC

Jan 17

Daily JavaScript Challenge #JS-75: Sort an Array of Objects by Property

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1 min read

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Jan 18

Daily JavaScript Challenge #JS-76: Calculate the Sum of Diagonal Elements in a Matrix

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1 min read

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Jan 19

Daily JavaScript Challenge #JS-77: Rotate a Matrix Clockwise

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1 min read

DPC

Jan 20

Daily JavaScript Challenge #JS-78: Find the Most Frequent Element

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1 min read

DPC

Jan 21

Daily JavaScript Challenge #JS-79: Find the Majority Element in an Array

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1 min read

DPC

Jan 22

Daily JavaScript Challenge #JS-80: Detect Cyclic Dependency in a Directed Graph

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4

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1 min read

DPC

Jan 23

Daily JavaScript Challenge #JS-81: Find the Longest Consecutive Sequence of Ones

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4

1 min read

DPC

Jan 24

Daily JavaScript Challenge #JS-82: Capitalize the First Letter of Each Word

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1 min read

DPC

Jan 26

Daily JavaScript Challenge #JS-83: Merge Overlapping Intervals

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1 min read

DPC

Jan 27

Daily JavaScript Challenge #JS-84: Find the First Repeated Character in a String

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1 min read

DPC

Jan 28

Daily JavaScript Challenge #JS-85: Sum of Digits Until Single Digit

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1 min read

DPC

Jan 29

Daily JavaScript Challenge #JS-86: Array Symmetry Checker

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1 min read

DPC

Jan 30

Daily JavaScript Challenge #JS-87: Binary Gap Length

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1 min read

DPC

Jan 31

Daily JavaScript Challenge #JS-88: Calculate the Sum of All Prime Numbers Less Than N

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1 min read

DPC

Feb 1

Daily JavaScript Challenge #JS-89: Convert Decimal Number to Roman Numerals

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1 min read

DPC

Feb 2

Daily JavaScript Challenge #JS-90: Generate Collatz Sequence

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1 min read

DPC

Feb 3

Daily JavaScript Challenge #JS-91: Calculate Average RGB Values of an Image

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1 min read

DPC

Feb 4

Daily JavaScript Challenge #JS-92: Decode a String with Nested Patterns

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1 min read

DPC

Feb 5

Daily JavaScript Challenge #JS-93: Bracket Balancing Checker

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1 min read

DPC

Feb 6

Daily JavaScript Challenge #JS-94: Reverse Words in a Sentence

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1 min read

DPC

Feb 7

Daily JavaScript Challenge #JS-95: Calculate the Product of Non-Zero Elements

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1 min read

DPC

Feb 8

Daily JavaScript Challenge #JS-96: Sum Digit Sequence

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1 min read

DPC

Feb 9

Daily JavaScript Challenge #JS-97: Longest Unique Substring

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1 min read

DPC

Feb 10

Daily JavaScript Challenge #JS-98: Find the Second Largest Number in an Array

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7

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1 min read

DPC

Feb 11

Daily JavaScript Challenge #JS-99: Find Non-Repeating Character in String

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1 min read

DPC

Feb 12

Daily JavaScript Challenge #JS-100: Find Smallest Missing Positive Integer

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1 min read

DPC

Feb 13

Daily JavaScript Challenge #JS-101: Find the Maximum Depth of a Nested Array

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1 min read

DPC

Feb 14

Daily JavaScript Challenge #JS-102: Calculate Unique Elements in a Square Matrix

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1 min read

DPC

Feb 16

Daily JavaScript Challenge #JS-103: Sum of Squared Positive Integers

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1 min read

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Feb 17

Daily JavaScript Challenge #JS-104: Compute Spiral Order Traversal of a Matrix

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3

1 min read

DPC

Feb 18

Daily JavaScript Challenge #JS-105: Check if a Number is a Happy Number

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1 min read

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Feb 19

Daily JavaScript Challenge #JS-106: Check for Palindromic Permutations

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1 min read

DPC

Feb 20

Daily JavaScript Challenge #JS-107: Validate Sudoku Board

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1 min read

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Feb 21

Daily JavaScript Challenge #JS-108: Calculate Factorial with Tail Recursion

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1 min read

DPC

Feb 23

Daily JavaScript Challenge #JS-109: Convert Snake Case to Camel Case

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1 min read

DPC

Feb 24

Daily JavaScript Challenge #JS-110: Determine the Longest Chain of Consecutive Days Seen in Logs

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1 min read

DPC

Feb 26

Daily JavaScript Challenge #JS-111: Find the Mode of an Array

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1 min read

DPC

Feb 27

Daily JavaScript Challenge #JS-112: Compute Longest Increasing Subsequence

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1 min read

DPC

Feb 28

Daily JavaScript Challenge #JS-113: Convert Infix Expression to Postfix

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1 min read

DPC

Mar 1

Daily JavaScript Challenge #JS-114: Pair Swap In an Array

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1 min read

DPC

Mar 2

Daily JavaScript Challenge #JS-115: Calculate Maximum Subarray Sum

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1 min read

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Mar 3

Daily JavaScript Challenge #JS-116: Flatten a Nested Array

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1 min read

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Mar 4

Daily JavaScript Challenge #JS-117: Validate Parentheses

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1 min read

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Mar 6

Daily JavaScript Challenge #JS-118: Calculate the Product of Digits

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1 min read

DPC

Mar 7

Daily JavaScript Challenge #JS-119: Find the Middle Character(s) of a String

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1 min read

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Mar 8

Daily JavaScript Challenge #JS-120: Calculate the Fibonacci Sequence Up to N Terms

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1 min read

DPC

Mar 9

Daily JavaScript Challenge #JS-121: Detect Consecutive Duplicates in a String

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1 min read

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Mar 11

Daily JavaScript Challenge #JS-122: Find Maximum Difference Between Consecutive Elements

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1 min read

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Mar 12

Daily JavaScript Challenge #JS-123: Transform Array by Multiplying Even Indices and Subtracting Odd Indices

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1 min read

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Mar 13

Daily JavaScript Challenge #JS-124: Find Number of Vowels in a String

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1 min read

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Mar 14

Daily JavaScript Challenge #JS-125: Shuffle Array Elements in Pairs

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1 min read

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Mar 15

Daily JavaScript Challenge #JS-126: Rotate Matrix 90 Degrees Clockwise

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14

1 min read

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Mar 17

Daily JavaScript Challenge #JS-127: Compute the Longest Common Prefix

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1 min read

DPC

Mar 18

Daily JavaScript Challenge #JS-128: Find First Non-Repeated Word in a Sentence

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1 min read

DPC

Mar 19

Daily JavaScript Challenge #JS-129: Calculate Median of a Number Array

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1 min read

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Mar 20

Daily JavaScript Challenge #JS-130: Array: Find Missing Number in Arithmetic Sequence

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1 min read

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Mar 21

Daily JavaScript Challenge #JS-131: String Compression

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1 min read

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Mar 22

Daily JavaScript Challenge #JS-132: Find Majority Element in an Array

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1 min read

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Mar 24

Daily JavaScript Challenge #JS-133: Count Unique Characters in a String

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1 min read

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Mar 25

Daily JavaScript Challenge #JS-134: Sum of Prime Numbers

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1 min read

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Mar 26

Daily JavaScript Challenge #JS-135: Count the Frequency of Elements

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1 min read

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Mar 27

Daily JavaScript Challenge #JS-136: Check if Number is a Happy Number

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1 min read

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Mar 28

Daily JavaScript Challenge #JS-137: Flatten a Nested Object

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1 min read

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Mar 29

Daily JavaScript Challenge #JS-138: Reverse Words in a String

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1 min read

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Mar 31

Daily JavaScript Challenge #JS-139: Determine Leap Year

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1 min read

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Apr 1

Daily JavaScript Challenge #JS-140: Binary Gap Length

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1 min read

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Apr 3

Daily JavaScript Challenge #JS-141: Add Numbers in a Matrix Diagonal

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1 min read

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Apr 4

Daily JavaScript Challenge #JS-142: Find Longest Substring Without Repeating Characters

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1 min read

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Apr 5

Daily JavaScript Challenge #JS-143: Find the Smallest Element in Rotated Sorted Array

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1 min read

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Apr 6

Daily JavaScript Challenge #JS-144: Determine the Longest Sequence of Consecutive Ones in a Binary Array

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1 min read

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Apr 7

Daily JavaScript Challenge #JS-145: Validate Palindrome Permutation

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5

1 min read

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Apr 8

Daily JavaScript Challenge #JS-146: Sort Array by Parity

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4

1 min read

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Apr 9

Daily JavaScript Challenge #JS-147: Balance the Parentheses Count

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1 min read

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Apr 10

Daily JavaScript Challenge #JS-148: Calculate Sum of Even Numbers in an Array

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1 min read

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Apr 11

Daily JavaScript Challenge #JS-149: Match Parentheses Pattern Validator

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1 min read

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Apr 12

Daily JavaScript Challenge #JS-150: Convert Roman Numerals to Integer

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1 min read

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Apr 12

Daily JavaScript Challenge #JS-151: Determine if a String is a Zig-Zag Pattern

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1 min read

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Apr 12

Daily JavaScript Challenge #JS-152: Evaluate Sudoku Board Validity

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1 min read

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Apr 12

Daily JavaScript Challenge #JS-153: Detect Capital Use in a Word

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1 min read

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Apr 12

Daily JavaScript Challenge #JS-154: Find Minimum Absolute Difference in Array

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1 min read

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Apr 12

Daily JavaScript Challenge #JS-155: Trace Diagonal Sum of a Square Matrix

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1 min read

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Apr 12

Daily JavaScript Challenge #JS-156: Find Difference Between Largest and Smallest Numbers in an Array

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1

1 min read

DPC

Apr 12

Daily JavaScript Challenge #JS-157: Generate Fibonacci Sequence Up to N

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1 min read

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Apr 12

Daily JavaScript Challenge #JS-158: Remove Duplicate Lines from Text

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1 min read

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Apr 12

Daily JavaScript Challenge #JS-159: Validate Phone Number Format

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1 min read

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Apr 13

Daily JavaScript Challenge #JS-151: Invert the Case of Characters in a String

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1 min read

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Apr 13

Daily JavaScript Challenge #JS-161: Generate Prime Numbers up to N

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1 min read

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Apr 13

Daily JavaScript Challenge #JS-162: Find Longest Increasing Subsequence Length

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1 min read

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Apr 13

Daily JavaScript Challenge #JS-163: Construct a Spiral Matrix

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1 min read

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Apr 13

Daily JavaScript Challenge #JS-164: Detect Peak Numbers in Array

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1 min read

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Apr 13

Daily JavaScript Challenge #JS-152: Transpose of a Matrix

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1 min read

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Apr 13

Daily JavaScript Challenge #JS-153: Identify Unique Words in a Sentence

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1 min read

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Apr 13

Daily JavaScript Challenge #JS-154: Currency String Parser

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1 min read

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Apr 14

Daily JavaScript Challenge #JS-152: Find the Second Largest Number in an Array

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1 min read

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Apr 15

Daily JavaScript Challenge #JS-153: Frequency of Numbers in a Matrix

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8

1 min read

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Apr 16

Daily JavaScript Challenge #JS-154: Convert Snake Case to Camel Case

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6

1 min read

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Apr 17

Daily JavaScript Challenge #JS-155: Flatten Deeply Nested Arrays

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6

1 min read