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0009-palindrome-number
0009-palindrome-number
 
 
0034-find-first-and-last-position-of-element-in-sorted-array
0034-find-first-and-last-position-of-element-in-sorted-array
 
 
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0119-pascals-triangle-ii
 
 
0268-missing-number
0268-missing-number
 
 
0349-intersection-of-two-arrays
0349-intersection-of-two-arrays
 
 
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0350-intersection-of-two-arrays-ii
 
 
0367-valid-perfect-square
0367-valid-perfect-square
 
 
0383-ransom-note
0383-ransom-note
 
 
0742-to-lower-case
0742-to-lower-case
 
 
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0843-binary-trees-with-factors
0843-binary-trees-with-factors
 
 
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1137-height-checker
 
 
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121-best-time-to-buy-and-sell-stock
 
 
125-valid-palindrome
125-valid-palindrome
 
 
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136-single-number
 
 
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1680-concatenation-of-consecutive-binary-numbers
 
 
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1885-count-number-of-homogenous-substrings
1885-count-number-of-homogenous-substrings
 
 
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19-remove-nth-node-from-end-of-list
 
 
191-number-of-1-bits
191-number-of-1-bits
 
 
2255-minimum-swaps-to-group-all-1s-together-ii
2255-minimum-swaps-to-group-all-1s-together-ii
 
 
2519-find-the-original-array-of-prefix-xor
2519-find-the-original-array-of-prefix-xor
 
 
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4-median-of-two-sorted-arrays
 
 
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42-trapping-rain-water
 
 
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557-reverse-words-in-a-string-iii
 
 
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622-design-circular-queue
 
 
658-find-k-closest-elements
658-find-k-closest-elements
 
 
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838-push-dominoes
 
 
Add Binary Strings - GFG
Add Binary Strings - GFG
 
 
Adding Ones - GFG
Adding Ones - GFG
 
 
Alternate positive and negative numbers - GFG
Alternate positive and negative numbers - GFG
 
 
Arranging the array - GFG
Arranging the array - GFG
 
 
Array Operations - GFG
Array Operations - GFG
 
 
Array Removals - GFG
Array Removals - GFG
 
 
Binary Modulo - GFG
Binary Modulo - GFG
 
 
Binary Search - GFG
Binary Search - GFG
 
 
Bitonic Point - GFG
Bitonic Point - GFG
 
 
Break a number - GFG
Break a number - GFG
 
 
Bubble Sort - GFG
Bubble Sort - GFG
 
 
Build the smallest - GFG
Build the smallest - GFG
 
 
Check if it is possible to convert one string into another with given constraints - GFG
Check if it is possible to convert one string into another with given constraints - GFG
 
 
Check if two arrays are equal or not - GFG
Check if two arrays are equal or not - GFG
 
 
Column name from a given column number - GFG
Column name from a given column number - GFG
 
 
Container With Most Water - GFG
Container With Most Water - GFG
 
 
Convert a sentence into its equivalent mobile numeric keypad sequence - GFG
Convert a sentence into its equivalent mobile numeric keypad sequence - GFG
 
 
Coordinates of the last cell in a Matrix on which performing given operations exits from the Matrix - GFG
Coordinates of the last cell in a Matrix on which performing given operations exits from the Matrix - GFG
 
 
Count Digits - GFG
Count Digits - GFG
 
 
Count number of free cell - GFG
Count number of free cell - GFG
 
 
Count the Substrings - GFG
Count the Substrings - GFG
 
 
Cutting Rectangles - GFG
Cutting Rectangles - GFG
 
 
Decode the string - GFG
Decode the string - GFG
 
 
Delete a Node in Single Linked List - GFG
Delete a Node in Single Linked List - GFG
 
 
Delete nodes having greater value on right - GFG
Delete nodes having greater value on right - GFG
 
 
Delete without head pointer - GFG
Delete without head pointer - GFG
 
 
Distinct Difference - GFG
Distinct Difference - GFG
 
 
Dominant Pairs - GFG
Dominant Pairs - GFG
 
 
Earthquake and the Paint Shop - GFG
Earthquake and the Paint Shop - GFG
 
 
Enemy - GFG
Enemy - GFG
 
 
Equilibrium Point - GFG
Equilibrium Point - GFG
 
 
Even Swap - GFG
Even Swap - GFG
 
 
Fill the Matrix - GFG
Fill the Matrix - GFG
 
 
Filling Bucket - GFG
Filling Bucket - GFG
 
 
Find All Four Sum Numbers - GFG
Find All Four Sum Numbers - GFG
 
 
Find Number - GFG
Find Number - GFG
 
 
Find all factorial numbers less than or equal to N - GFG
Find all factorial numbers less than or equal to N - GFG
 
 
Find duplicates in an array - GFG
Find duplicates in an array - GFG
 
 
Find first set bit - GFG
Find first set bit - GFG
 
 
Find minimum and maximum element in an array - GFG
Find minimum and maximum element in an array - GFG
 
 
Find the closest pair from two arrays - GFG
Find the closest pair from two arrays - GFG
 
 
Find the element that appears once in sorted array - GFG
Find the element that appears once in sorted array - GFG
 
 
First Repeating Element - GFG
First Repeating Element - GFG
 
 
First and last occurrences of x - GFG
First and last occurrences of x - GFG
 
 
First non-repeating character in a stream - GFG
First non-repeating character in a stream - GFG
 
 
Geek hates too many 1s - GFG
Geek hates too many 1s - GFG
 
 
Geeks And The String - GFG
Geeks And The String - GFG
 
 
Hands of Straights - GFG
Hands of Straights - GFG
 
 
Height of Binary Tree - GFG
Height of Binary Tree - GFG
 
 
Implement two stacks in an array - GFG
Implement two stacks in an array - GFG
 
 
Insert in a Sorted List - GFG
Insert in a Sorted List - GFG
 
 
Insertion Sort - GFG
Insertion Sort - GFG
 
 
Job Sequencing Problem - GFG
Job Sequencing Problem - GFG
 
 
K-th element of two sorted Arrays - GFG
K-th element of two sorted Arrays - GFG
 
 
Largest Element in Array - GFG
Largest Element in Array - GFG
 
 
Largest number possible - GFG
Largest number possible - GFG
 
 
Leaders in an array - GFG
Leaders in an array - GFG
 
 
Length of the longest subarray with positive product - GFG
Length of the longest subarray with positive product - GFG
 
 
Longest Perfect Piece - GFG
Longest Perfect Piece - GFG
 
 
Lucky Numbers - GFG
Lucky Numbers - GFG
 
 
Majority Element - GFG
Majority Element - GFG
 
 
Make Palindrome - GFG
Make Palindrome - GFG
 
 
Max Min - GFG
Max Min - GFG
 
 
Maximize Toys - GFG
Maximize Toys - GFG
 
 
Maximize the sum of selected numbers from an array to make it empty - GFG
Maximize the sum of selected numbers from an array to make it empty - GFG
 
 
Maximum Diamonds - GFG
Maximum Diamonds - GFG
 
 
Maximum Index - GFG
Maximum Index - GFG
 
 

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Competitive-Coding

Competitive Coding Questions and solved answers.

Array
0268-missing-number
1137-height-checker

Sorting
0268-missing-number
1137-height-checker

Counting Sort
1137-height-checker

Hash Table
0268-missing-number

Math
0009-palindrome-number
0268-missing-number
0367-valid-perfect-square
1013-fibonacci-number

Binary Search
0268-missing-number
0367-valid-perfect-square

Bit Manipulation
0268-missing-number

Dynamic Programming
1013-fibonacci-number

Recursion
1013-fibonacci-number

Memoization
1013-fibonacci-number

LeetCode Topics

Array
0349-intersection-of-two-arrays
0350-intersection-of-two-arrays-ii
2255-minimum-swaps-to-group-all-1s-together-ii

Sliding Window
2255-minimum-swaps-to-group-all-1s-together-ii

String
0383-ransom-note
0742-to-lower-case

Hash Table
0349-intersection-of-two-arrays
0350-intersection-of-two-arrays-ii
0383-ransom-note

Two Pointers
0349-intersection-of-two-arrays
0350-intersection-of-two-arrays-ii

Binary Search
0349-intersection-of-two-arrays
0350-intersection-of-two-arrays-ii

Sorting
0349-intersection-of-two-arrays
0350-intersection-of-two-arrays-ii

Counting
0383-ransom-note

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Competitive Coding Questions and solved answers.

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