# Status Problem video Level Completes Likes
141

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

Beginner % 1
140

Rearrange the Array of Given Range N, such that A[i]=i

Medium % 0
139

Find a Missing Number From a Sequence of Consecutive Numbers | XOR Method

Beginner % 1
138

Find the Max element in a Given Binary Tree

Beginner % 0
132

Find the Deepest Node in a Binary Tree.

Medium % 1
125

Find the Increasing Triplet Sub-sequence in an array

Medium % 0
120

Convert Decimal into Irreducible Fraction

Beginner % 0
112

Generate All Strings of n bits

Medium % 1
111

Find The Missing Duplicate in a Given Array.

Beginner % 1
103

Delete X Nodes After Y Nodes In a Linked List

Beginner % 0
92

Check if Array Contains All Elements Of Some Given Range

Medium % 0
91

Check if Array is Consecutive Integers

Beginner % 0
90

Find the subarray with sum to a Given Value.

Medium % 0
87

Find intersection between Two Sorted Arrays.

Beginner % 0
41

Sorted Array to Binary Search Tree of Minimal Height

Medium % 1
29

Delete a Node in the Middle of a Linked List Without Access to Head Node

Beginner % 0
28

Determine the Nth Node from the Tail in a Linked List

Beginner % 0
26

Check if one string is Rotation of another string

Beginner % 1
20

Reverse a Linked List

Beginner % 0
12

Efficient Methods to Find Pairs with Sum K in an Array

Beginner % 0
7

Determine If a String is Palindrome

Beginner % 0
5

Find two Missing Numbers in a Sequence of Consecutive Numbers

Beginner % 0

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

Rearrange the Array of Given Range N, such that A[i]=i

Find a Missing Number From a Sequence of Consecutive Numbers | XOR Method

Find the Max element in a Given Binary Tree

Find the Deepest Node in a Binary Tree.

Find the Increasing Triplet Sub-sequence in an array

Convert Decimal into Irreducible Fraction

Generate All Strings of n bits

Find The Missing Duplicate in a Given Array.

Delete X Nodes After Y Nodes In a Linked List

Check if Array Contains All Elements Of Some Given Range

Check if Array is Consecutive Integers

Find the subarray with sum to a Given Value.

Find intersection between Two Sorted Arrays.

Sorted Array to Binary Search Tree of Minimal Height

Delete a Node in the Middle of a Linked List Without Access to Head Node

Determine the Nth Node from the Tail in a Linked List

Check if one string is Rotation of another string

Reverse a Linked List

Efficient Methods to Find Pairs with Sum K in an Array

Determine If a String is Palindrome

Find two Missing Numbers in a Sequence of Consecutive Numbers