Problems

# Status Problem Level Completes Likes
71

Sort Map as per values - Java Program

Medium % 0
72

Two Sum Problem

Beginner % 0
73

Find if any two intervals overlap in given intervals

Medium % 1
74

Given an array, find the number of all pairs with odd sum.

Medium % 0
75

Given an array, find all unique subsets with a given sum with allowed repeated digits.

Medium % 0
77

Lexicographically next permutation With One swap

Medium % 0
78

Find all subsets of size K from a given number N (1 to N)

Medium % 0
79

Sum of distinct elements among two given sets

Beginner % 0
80

Find all possible combinations with sum K from a given number N(1 to N) with the repetition of numbers is allowed

Medium % 0
81

Stable Marriage Problem - Gale–Shapley Algorithm - Java

Hard % 0
82

Insert a node in the given sorted linked list.

Beginner % 0
83

Construct the largest number from the given array.

Medium % 0
84

Given an array, find three-element sum closest to Zero

Medium % 0
86

Given an array, print all unique subsets with a given sum.

Medium % 0
87

Sum of length of subsets which contains given value K and all elements in subsets are less than equal to K.

Medium % 0
88

Replace array elements with maximum element on the right.

Medium % 0
89

Find all unique combinations of numbers (from 1 to 9 ) with sum to N

Medium % 0
90

Number of Intervals in which given value lies

Beginner % 0
91

Activity Selection Problem

Medium % 0
92

Find the sum of overlapping elements in two sets

Beginner % 0
93

Given two coordinates, Print the line equation

Beginner % 0
94

Check if Graph is Bipartite - Adjacency List using Breadth-First Search(BFS)

Hard % 0
95

Numbers with prime set bits in a given range using Sieve of Eratosthenes Algorithm

Medium % 0
96

Check If Given Undirected Graph is a tree

Medium % 0
98

Depth-First Search (DFS) in 2D Matrix/2D-Array - Recursive Solution

Beginner % 0
99

Articulation Points OR Cut Vertices in a Graph

Hard % 0
100

Check the completeness of given binary tree | Set 2 - Using Level Order Traversal

Medium % 0
101

Find the number of distinct Islands OR connected components.

Hard % 1
103

Given an array, Print sum of all subsets

Beginner % 0
104

Determine the given routing number belong to which bank

Medium % 0
105

Check if interval is covered in given coordinates

Medium % 0

Sort Map as per values - Java Program

Two Sum Problem

Find if any two intervals overlap in given intervals

Given an array, find the number of all pairs with odd sum.

Given an array, find all unique subsets with a given sum with allowed repeated digits.

Lexicographically next permutation With One swap

Find all subsets of size K from a given number N (1 to N)

Sum of distinct elements among two given sets

Find all possible combinations with sum K from a given number N(1 to N) with the repetition of numbers is allowed

Stable Marriage Problem - Gale–Shapley Algorithm - Java

Insert a node in the given sorted linked list.

Construct the largest number from the given array.

Given an array, find three-element sum closest to Zero

Given an array, print all unique subsets with a given sum.

Sum of length of subsets which contains given value K and all elements in subsets are less than equal to K.

Replace array elements with maximum element on the right.

Find all unique combinations of numbers (from 1 to 9 ) with sum to N

Number of Intervals in which given value lies

Activity Selection Problem

Find the sum of overlapping elements in two sets

Given two coordinates, Print the line equation

Check if Graph is Bipartite - Adjacency List using Breadth-First Search(BFS)

Numbers with prime set bits in a given range using Sieve of Eratosthenes Algorithm

Check If Given Undirected Graph is a tree

Depth-First Search (DFS) in 2D Matrix/2D-Array - Recursive Solution

Articulation Points OR Cut Vertices in a Graph

Check the completeness of given binary tree | Set 2 - Using Level Order Traversal

Find the number of distinct Islands OR connected components.

Given an array, Print sum of all subsets

Determine the given routing number belong to which bank

Check if interval is covered in given coordinates