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All Problems

#	Status	Problem	Level	Completes	Likes
1		Find an extra element in two almost similar arrays	Beginner	%	2
2		find the Arithmetic Progression sequence	Beginner	%	1
3		In a number, add digits until it becomes a single digit	Beginner	%	1
4		Find the number of pairs with odd XOR	Beginner	%	2
5		Count similar words in a given array	Beginner	%	0
6		Find the Nth-term in a given arithmetic progression	Beginner	%	0
7		Given an array, rank its elements	Beginner	%	1
8		Find Three Consecutive Odd Numbers in an array	Beginner	%	1
9		Convert to Non-decreasing Array with one change	Beginner	%	1
10		Convert a Decimal number to its binary representation	Beginner	%	1
11		Maximum Consecutive Ones in a given array	Beginner	%	0
12		Duplicate even elements in an array	Beginner	%	1
13		Minimum Increments to make all array elements unique	Medium	%	0
14		Check If Student is eligible for an Attendance Reward	Beginner	%	0
15		Remove Duplicates in a given Sorted Array	Beginner	%	0
16		Maximum distance from the nearest person.	Medium	%	1
17		Find the Number of Contiguous Parking Areas	Medium	%	1
18		Minimum Deletions to make the occurrence of each character unique.	Hard	%	1
19		Compare two version numbers of a software	Medium	%	1
20		Minimum number of times String A is repeated to such that B is substring of A	Medium	%	1
21		Dynamic Programming - Edit Distance Problem	Hard	%	2
22		Diameter Of a Binary Tree	Hard	%	1
23		Maximizing Contiguous Ones with a Single Flip in a Binary Array	Medium	%	3
24		Counting the Largest Number Groups by Digit Sum	Medium	%	2
25		Adding One to a Number Represented by an Array	Medium	%	1
26		Find The Minimum time difference	Medium	%	1
27		Departure and Destination Cities in a given itinerary	Beginner	%	1
28		In an array, Duplicate the zeroes without expanding it	Beginner	%	0
29		Add digits until the number becomes a single digit	Beginner	%	0
30		Random character in a given string - Java	Beginner	%	0
31		Replace Elements with Greatest Element on Right	Beginner	%	0
32		Count number of pairs in an array with sum = K	Medium	%	0
33		Sort 0, 1, 2 in an array - Part 2	Beginner	%	0
34		Sort 0, 1, 2 in an array - Part 1	Beginner	%	0
35		Sum of all the overlapping elements	Beginner	%	0

Find an extra element in two almost similar arrays

find the Arithmetic Progression sequence

In a number, add digits until it becomes a single digit

Find the number of pairs with odd XOR

Count similar words in a given array

Find the Nth-term in a given arithmetic progression

Given an array, rank its elements

Find Three Consecutive Odd Numbers in an array

Convert to Non-decreasing Array with one change

Convert a Decimal number to its binary representation

Maximum Consecutive Ones in a given array

Duplicate even elements in an array

Minimum Increments to make all array elements unique

Check If Student is eligible for an Attendance Reward

Remove Duplicates in a given Sorted Array

Maximum distance from the nearest person.

Find the Number of Contiguous Parking Areas

Minimum Deletions to make the occurrence of each character unique.

Compare two version numbers of a software

Minimum number of times String A is repeated to such that B is substring of A

Dynamic Programming - Edit Distance Problem

Diameter Of a Binary Tree

Maximizing Contiguous Ones with a Single Flip in a Binary Array

Counting the Largest Number Groups by Digit Sum

Adding One to a Number Represented by an Array

Find The Minimum time difference

Departure and Destination Cities in a given itinerary

In an array, Duplicate the zeroes without expanding it

Add digits until the number becomes a single digit

Random character in a given string - Java

Replace Elements with Greatest Element on Right

Count number of pairs in an array with sum = K

Sort 0, 1, 2 in an array - Part 2

Sort 0, 1, 2 in an array - Part 1

Sum of all the overlapping elements

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