Mahtab Alam (@eMahtab)
  • Stars
    star
    381
  • Global Rank 71,776 (Top 3 %)
  • Followers 39
  • Registered over 10 years ago
  • Most used languages
    Java
    67.6 %
    JavaScript
    11.8 %
    HTML
    11.8 %
    CSS
    8.8 %
  • Location 🇮🇳 India
  • Country Total Rank 1,754
  • Country Ranking
    Java
    1,224
    CSS
    1,531
    HTML
    5,728

Top repositories

1

aws-devops-professional-notes

Study Notes for AWS DevOps Professional Certification Exam
25
star
2

aws-opsworks-notes

Study Notes for AWS OpsWorks Service
8
star
3

discoverIndia-soap-web-service

Discover India is a SOAP based Web Service created using JAX-WS API .It takes an Indian state name as an argument and you can retrieve capital of that state, number of districts in that state, local languages of that state, airports and some interesting facts about that state
Java
7
star
4

linkository

Linkository is a bookmark manager application built using Node.js and MongoDB
CSS
6
star
5

aws-solutions-architect-notes

Study Notes for AWS Solutions Architect Certification Exam
5
star
6

aws-sysops-administrator-notes

4
star
7

valid-anagram

Check if target string is anagram of source string
3
star
8

knights-tour

Knight's Tour Problem
Java
3
star
9

maximum-subarray-sum

Find the maximum contiguous subarray sum
Java
2
star
10

design-tic-tac-toe

2
star
11

three-sum

Three Sum
2
star
12

all-nodes-distance-k-in-binary-tree

All nodes distance k in a binary tree
2
star
13

node-express-hello-world

Simple Node.js Express Hello world app
JavaScript
2
star
14

design-a-parking-lot

2
star
15

minimum-knight-moves

2
star
16

human-anatomy

Human Anatomy created with SVG
HTML
2
star
17

longest-common-subsequence

Longest Common Subsequence
Java
2
star
18

implement-trie

Trie Implementation
Java
2
star
19

word-search-ii

Word Search II
Java
2
star
20

number-of-islands

Number Of Islands Problem
Java
2
star
21

jenkins-cje-2017

Jenkins CJE Exam 2017 Prep
2
star
22

design-autocomplete-search

2
star
23

reverse-integer

1
star
24

wiggle-sort

Wiggle Sort
1
star
25

morris-inorder-traversal

Morris Inorder Traversal of a Binary Tree
1
star
26

shuffle-an-array

Shuffle an array
1
star
27

contains-duplicate

Check whether an array contains a duplicate value.
1
star
28

house-robber-ii

House Robber II
1
star
29

count-and-say

Count and say
1
star
30

richardson-maturity-model

1
star
31

construct-binary-tree-from-preorder-and-postorder-traversal

Construct Binary Tree from Preorder and Postorder Traversal
1
star
32

design-amazon.com

1
star
33

binary-tree-preorder-traversal

Binary Tree Preorder Traversal
1
star
34

cheapest-flights-within-k-stops

1
star
35

spiral-matrix

Spiral Traversal of a 2D Matrix
1
star
36

add-two-numbers

Add two linked lists nodes
1
star
37

best-time-to-buy-and-sell-stock-ii

Find the max profit buying and selling stock with unlimited number of transactions.
1
star
38

java-stream

1
star
39

number-of-islands-ii

1
star
40

n-queens

N Queens Problem - Explanation & Implementation
Java
1
star
41

climbing-stairs

Climbing Stairs
Java
1
star
42

container-with-most-water

Container with most water problem
1
star
43

sort-list

1
star
44

playground

Playground for all things tech.
HTML
1
star
45

cap-theorem

1
star
46

lowest-common-ancestor-of-deepest-leaves

Find the lowest common ancestor of deepest leaves
1
star
47

excel-sheet-column-number

Find the excel sheet column number
1
star
48

product-of-array-except-self

Product of array except self
1
star
49

binary-tree-zigzag-level-order-traversal

Binary Tree Zigzag (Spiral) Order Traversal
1
star
50

angularjs-ngview-animations

Uses AngularJS animations with ngAnimate - ngview
CSS
1
star
51

jump-game

Jump Game
1
star
52

move-zeroes

Move Zeroes
1
star
53

diameter-of-binary-tree

1
star
54

maximum-depth-of-binary-tree

Maximum Depth of Binary Tree
1
star
55

linked-list-cycle

Linked List Cycle
1
star
56

cousins-in-binary-tree

Check whether given two nodes are cousins in a binary tree
1
star
57

power-of-three

Determine whether a number is power of three.
1
star
58

path-sum-iii

1
star
59

fork-join

1
star
60

number-of-provinces

1
star
61

max-sum-with-no-adjacent-elements

Max Sum with no adjacent Elements
1
star
62

merge-intervals

Merge Intervals Problem
1
star
63

graph-valid-tree

1
star
64

binary-tree-right-side-view

Binary Tree Right Side View
1
star
65

path-sum-ii

1
star
66

car-pooling

1
star
67

same-tree

Check whether two binary trees are same
1
star
68

gas-station

1
star
69

maximal-square

Find the maximal square area
1
star
70

best-meeting-point

Best Meeting Point
1
star
71

find-all-possible-recipes-from-given-supplies

1
star
72

delete-node-in-a-bst

Delete node in a Binary Search Tree(BST)
1
star
73

word-break

Word Break
1
star
74

conway-game-of-life

Conway Game of life
1
star
75

design-hashset

1
star
76

possible-bipartition

1
star
77

depth-first-search

Depth First Search Traversal
Java
1
star
78

transpose-matrix

1
star
79

count-primes

1
star
80

01-matrix

01 Matrix
1
star
81

minimum-window-substring

Find the minimum window substring containing all letters of target string
1
star
82

balanced-brackets

Balanced Brackets
1
star
83

distance-between-bus-stops

1
star
84

univalued-binary-tree

Univalued Binary Tree
1
star
85

sudoku

Sudoku Implementation
Java
1
star
86

floyd-warshall-algorithm

1
star
87

remove-linked-list-elements

Remove Linked List Elements
1
star
88

shortest-distance-from-all-buildings

1
star
89

surrounded-regions

Surrounded Regions
1
star
90

insert-interval

1
star
91

flipping-an-image

Flipping an image
1
star
92

flatten-binary-tree-to-linked-list

Flatten a Binary Tree to Linked List
1
star
93

permutations

Permutations
Java
1
star
94

coin-change-2

Coin Change Problem (Total number of ways to make change) Implementation
Java
1
star
95

odd-even-linked-list

Odd Even Linked List
1
star
96

robot-bounded-in-circle

1
star
97

fruits-into-baskets

1
star
98

rotate-2D-square-matrix

1
star
99

dua

1
star
100

javascript

1
star