Problems

# Status Problem Level Completes Likes
36

Remove Vowels from a given String

Beginner % 0
37

Find number of Distinct Permutations of a String

Medium % 0
38

Fizz Buzz Challenge - Java Implementation

Beginner % 0
39

Maximum Difference between two elements in array – Largest Gap Problem

Beginner % 0
40

Minimum number of guesses needed to find a specific number

Beginner % 0
41

Replace all vowels with next consonant in a given string

Medium % 0
42

Convert Number to base 3 String Representation

Beginner % 0
43

Graph – Depth First Traversal

Medium % 1
44

Number of bit to be flipped to convert one number to another.

Beginner % 0
45

Separate even and odd integers in a given array

Beginner % 0
46

Separate 0’s and 1’s in a given array

Beginner % 0
47

Find three elements in an array that sum to a given value

Beginner % 0
48

Majority Element – Part 1

Beginner % 0
49

Check whether the given number is a perfect square

Beginner % 0
50

Find the Index from which 0 starts

Beginner % 0
51

Find the increasing OR decreasing point in an array

Beginner % 0
52

Find the only element in array which appears only once

Beginner % 0
53

Algorithm to calculate power(k,n).

Beginner % 0
54

Swap two numbers without using extra variable

Beginner % 0
55

Number of 1’s in bit representation of a number

Beginner % 0
56

Find the right most unset bit OR zero bit of a number

Beginner % 0
57

Find the two repeating elements in a given array | 6 Approaches

Medium % 1
58

Find the right most set bit of a number

Beginner % 0
59

Find two elements whose sum is closest to zero

Medium % 0
60

Find the last non repeating character in a given string.

Beginner % 0
61

Find the first non repeating character in a given string

Beginner % 0
62

Find the first repeating character in a given string

Beginner % 0
63

Implement Stack Using Linked List

Beginner % 0
64

Search the Element in a binary tree - With and Without Recursion

Beginner % 0
65

Find the Kth Smallest/Largest Element in an Array

Beginner % 0
66

Dynamic Programming - Stairs Climbing Puzzle

Beginner % 0
67

Find a Number occurring odd number of times in a Given array

Beginner % 0
68

Convert Decimal into Irreducible Fraction

Beginner % 0
69

Delete X Nodes After Y Nodes In a Linked List

Beginner % 0
70

Get the Height of a Node in a Binary Tree

Medium % 0

Remove Vowels from a given String

Find number of Distinct Permutations of a String

Fizz Buzz Challenge - Java Implementation

Maximum Difference between two elements in array – Largest Gap Problem

Minimum number of guesses needed to find a specific number

Replace all vowels with next consonant in a given string

Convert Number to base 3 String Representation

Graph – Depth First Traversal

Number of bit to be flipped to convert one number to another.

Separate even and odd integers in a given array

Separate 0’s and 1’s in a given array

Find three elements in an array that sum to a given value

Majority Element – Part 1

Check whether the given number is a perfect square

Find the Index from which 0 starts

Find the increasing OR decreasing point in an array

Find the only element in array which appears only once

Algorithm to calculate power(k,n).

Swap two numbers without using extra variable

Number of 1’s in bit representation of a number

Find the right most unset bit OR zero bit of a number

Find the two repeating elements in a given array | 6 Approaches

Find the right most set bit of a number

Find two elements whose sum is closest to zero

Find the last non repeating character in a given string.

Find the first non repeating character in a given string

Find the first repeating character in a given string

Implement Stack Using Linked List

Search the Element in a binary tree - With and Without Recursion

Find the Kth Smallest/Largest Element in an Array

Dynamic Programming - Stairs Climbing Puzzle

Find a Number occurring odd number of times in a Given array

Convert Decimal into Irreducible Fraction

Delete X Nodes After Y Nodes In a Linked List

Get the Height of a Node in a Binary Tree