✅ My own Amazon, Microsoft and Google SDE Coding challenge Solutions (offered by GeeksForGeeks).
In this repository you will find:
Name | Solution |
---|---|
Replace all 0' with 5 | Python |
Strongesth neighbour | C++ |
Data types in Java | Java |
Larghest element in array | Python |
Start coding | Java |
Split strings | C++ |
Sum of digits | C++ |
Odd or even | C++ |
Palindrome | C++ |
Mean | C++ |
Check the status - Python | Python |
If conditional statement- Python | Python |
Count of camel case characters | C++ |
Sum of matrix elements | C++ |
Addition of two numbers | C++ |
The new line | Java |
Java Inheritance | Java |
Even-odd in Java | Java |
Hello Word-python | Python |
Comparison | Python |
Functions - Python | Python |
Split the input | Python |
Taking input | Python |
Is and in operator | Python |
For loop python | Python |
While loop in python | Python |
Repeatitive printing-python | Python |
Sep and End | Python |
Logical operators | Python |
Sep -Space separate | Python |
Comment in python | Python |
Cat and hatPython | |
For loop2 (index jumper) | Python |
Operators in python | Python |
JUmping through while | Python |
Step-by-step-condition | C++ |
Learn to Comment | C++ |
Print from 1 to N using recursion | C++ |
Swap the objects | C++ |
Array update by index | C++ |
While Loop print table | C++ |
New line | C++ |
Prime check | C++ |
Get array element at index | C++ |
Count smaller than x | C++ |
Count bigger than x | C++ |
Count immediate bigger | C++ |
Sum of array elements | C++ |
Taking input | C++ |
Logical operators | C++ |
Bitwise operator | C++ |
Even odd | C++ |
data tpes | C++ |
Find the fine | C++ |
Reverse vowels - improved | C++ |
Value equal to index value | C++ |
Greates of 3 numbers | C++ |
Full prime | C++ |
Name | Solution in C++ | Python |
---|---|---|
Find index | c++ | |
Bitonic Point | Python | |
Sum of Middle Elements of two sorted arrays | Python | |
Sum of array | C++ | |
Print the left element | Python | |
Frequency of array elements | C++ | |
Multiplication table | C++ | |
Product of maximum in first array and minimum in second | C++ | |
At least two greater element | C++ | |
C++ Array (print an element) | Set 2 | C++ |
Sub array with given sum (print index range of the subarray) | C++ | |
SUm of array elements-2 | C++ | |
C++ Arrays (Sum of array) | Set 1 | C++ |
Count 1s in sorted array | C++ | |
Search in sorted array | C++ | |
Insert at end of array | C++ | |
Equilibrium point | C++ | |
Left index | C++ | |
Check if an array is sorted | C++ | |
Print alternate elements of an array | C++ | |
Number of occurrency | C++ | |
C++ | ||
Median of two arrays | C++ | |
Missing number in an array | C++ | |
Sort array of 0s, 1s and 2 | C++ | |
Product of array element | C++ | |
Index of first 1 in sorted boolean array | C++ | |
Find number of numbers | C++ | |
Sum of distinct element | C++ | |
Multiply left and right array sum | C++ | |
Greater on right side | C++ | |
Minimum product pair | C++ | |
Find unique element | C++ | |
Count only repeated elements | C++ | |
Remove duplicate elements | C++ | |
Search element in array | C++ | |
Check if two arrays are equals | C++ | |
Generate Permutation(single case example) | C++ | |
Min and max element | C++ | |
Is array sorted | C++ | |
Balanced array | C++ | |
Find Index | C++ | |
Array delete and shift | C++ | |
Array insert at index | C++ | |
Merge two sorted arrays O(1) space | C++ | |
Union of two sorted array | C++ | |
Index of an extra element | C++ | |
Binary array sorting | C++ | |
Find transition point | C++ | |
Mean and median of an array | C++ | |
Rotate array by n elements | C++ | |
Find min and maximum number | C++ | |
Count Evens and odds | C++ | |
Leaders in array | C++ | |
Who has the majority element | C++ | |
Sort array os 0s, 1 and 2s | C++ | |
Reverse the array | C++ | |
Reverse array - High modularity | C++ | |
Need some change | C++ | |
Find the frequency | C++ | |
Immediate smaller element | C++ | |
pair-sum-in-vector | C++ | |
rotate-array-by-n-elements | C++ | |
Sort and Reverse | C++ | |
Back to front | C++ | |
Front to back | C++ | |
Count smaller element | C++ | |
Facing the sun | C++ | |
Student of the year (Descending sorting of vector of pairs) | C++ | |
Find immediate smaller than X | C++ | |
Kth Smallest Element | C++ | |
Alone in Couple | C++ | |
Intro to list | Python | |
Count even odd python | Python | |
Functions in list | Python | |
Pair sum in vector(sum second element of the second element) | C++ | |
Index of the first repeating element | C++ | |
K-th element of two sorted Arrays(merge of two arrays) | C++ | |
Replace all 0's with 5(using atoi) | C++ | |
Third largest element | C++ | |
Find Duplocates in an Array | C++ | |
Majority Element | C++ | |
Max and Second max | C++ |
Name | Solution |
---|---|
C generic sort | C++ |
Maximum product of two numbers | C++ |
Count the zeros | C++ |
Bubble sort | C++ |
Amazon binary array sortiong | C++ |
Rotate Matrix by 90 degrees- clowise | C++ |
reverse the columsn of matrix | C++ |
Bubble sort | C++ |
Merge sort | C++ |
Binary array sorting | C++ |
| |C++|
Name | Solution |
---|---|
Count zeros | C++ |
Search in matrix | C++ |
Max number of 1s in a row | C++ |
Adding two matrices | C++ |
Transpose matrix (without extraspace) | C++ |
Transpose matrix with extra space | C++ |
two-dimensional-world | C++ |
Rotate Matrix of 90 degrees | C++ |
| |C++|
Name | Solution 1 | Solution 2 |
---|---|---|
Naive Pattern Search | C++ | |
Lower case | C++ | |
Find maximum number | C++ | |
Print first letter of every word | C++ | |
Reverse string in O(1) space complexity | C++ | |
Display longest name | C++ | |
String validation | Python | |
Repeat the string | Python | |
Welcome abroad | Python | |
Remove spaces | C++ | |
Hello World | Python | |
Check string | C++ | |
Contatenate String python | python | |
Is Isogram | C++ | |
Check for binary | C++ | |
First letter of each word | C++ | |
Missing characters in panagram | C++ | |
Check if b is an anagram of a | C++ | Python |
Consonant and vowals check | C++ | |
Lower to upper case | C++ | |
String validation | C++ | |
C friend function (anagram check) | C++ | |
last-index-of-1 | C++ | |
Longest substring containg 1 | C++ | |
Panagram checking | C++ | |
Repeating characer first appearance leftmost | C++ | |
Uppercase to lowercase | C++ | |
Count numnber of words in a string | C++ | |
Repeated chars | C++ | |
Count distinct vowels in a string | C++ | |
Length of a string | C++ | |
Amend the sentece | C++ | |
Remove 'b' and 'ac' from given string | C++ | |
String sort (Using Quick-sort) | C++ | |
Vowels in string | C++ | |
Check if a string is Isogram or not | C++ | |
Reverse words of a given string | C++ | |
Given two strings, check if one is the anagram of another | Java | |
First and second smallest element | C++ |
| |C++|
Name | Solution | Python |
---|---|---|
Fractional linked list | Python | |
Display linked list | C++ | Python |
Nth node from end of linked list | Python | |
Adds two numbers represented by linkedln list | PY | |
Sum of nodes | C++ | |
Intersaction point in y shapped linked list | C++ | |
Remove duplicates in sorted Linked list | C++ | |
Pair swap of a linked list | C++ | |
Find nk-th node in linked list | C++ | |
Linked list insert | C++ | |
Sorted insert for circular linked list | C++ | |
Join two linked list | C++ | |
Modular Node | C++ | |
Delete tail of circular linked list | C++ | |
Delete middle of linked list | C++ | |
Linked list, delete note at position t | C++ | |
Remove head single linked list | C++ | |
Display circular linked list | C++ | |
Compare two circular doubly linked list | C++ | |
Insert at tail (end) of circular linked list | C++ | |
Insert in middle of linked list | C++ | |
Get length(number of nodes) of a circualr linke list | C++ | |
Delete head of a circular list | C++ | |
Insert at head in a circular linked list | C++ | |
Insert at end of a circular linked list | C++ | |
Delete node of Circular list at a specific position | C++ | |
Doubly linked list head insert | C++ | |
Display circular double linked list | C++ | |
Doubly linked list tail insert | C++ | |
Max and minimum in linked list | C++ | |
Delete tail of linked list | C++ | |
Display double linked list forward and backward | C++ | |
Get middle element of circular double linked list | C++ | |
Delete head of doubly linked list | C++ | |
delete-tail-of-doubly-linked-list.cpp | C++ | |
Search in Linked list | C++ | |
Learning struct | C++ | |
Insert node in doubly linked list | C++ | |
Insert node in doubly-linked-list | C++ | |
Is doubly doubly linked list circular | C++ | |
Compare two linked list | C++ | |
Count nodes in Liked List | C++ | |
Count Occurrency | C++ | |
Identical Linked List | C++ | |
Delete a node in single linked list | C++ | |
Insert in sorted linked list | C++ | |
linked-list-length-even-or-odd | C++ | |
Middle Element | C++ | |
Node at the given position | C++ | Python |
Find sum of last N nodes | C++ | |
Circular Linked List | C++ | |
Reverse a Linked List | C++ | |
Detect a loop | C++ | |
Remove loop from Linked List | C++ | |
Check if a Linked LIst is Palindrome | C++ | |
Find lenght of a loop | C++ | |
Occurrence of an integer in a linked list | C++ | |
Sort Linked list of 0s, 1s and 2 | C++ | Pythons |
Remove node without having reference of the head node | C++ |
Name | Solution |
---|---|
Stack designer | C++ |
Operations on stack | C++ |
Insert in stack | C++ |
Middle of stack | C++ |
Reverse array using stack | C++ |
Reverse string using Stack | C++ |
Implement stack with array | C++ |
Implement stack using Linked List | C++ |
Sort a stack | C++ |
Removing consecutive characters | C++ |
Remove repaeated consecutive digits in a number | C++ |
Name | Solution |
---|---|
Queue Designer - Queue Push & Pop | C++ |
Queue using an array | C++ |
Dequeu implementation | C++ |
Implement queue using linked list | C++ |
Reverse first K elements of a queue | C++ |
Queue reversal (Reverse content of a Queue) | C++ |
Queue Operations | Java |
Operations in queue | C++ |
Left and right rotation | C++ |
Name | Solution |
---|---|
Set operations | C++ |
Multiset Operator | C++ |
Name | Solution |
---|---|
Multimap operations | C++ |
Map operations | C++ |
Print distinct element | C++ |
Count NON repeating elements | C++ |
Non repeating character | C++ |
First repeating element | C++ |
First eleemnt to accout k times | C++ |
Find the odd occurrenci | C++ |
Count element occurrences | C++ |
Number containgin 1, 2 and 3 | C++ |
Winner of an election | C++ |
Twice counter | C++ |
Name | Solution |
---|---|
K-largest-elements | C++ |
Name | Solution |
---|---|
Binary Search | C++ |
Peak element | C++ |
Number of occurrence | C++ |
||C++|
Name | Solution |
---|---|
Binary Search | C++ |
Min in BST | C++ |
Count Number of leaves node | C++ |
Level Order(Splitting every line with '$' | C++ |
Level order of a binary search tree | C++ |
Inorder of a BST(Binary Search Tree) | C++ |
PostOrder of a BST | C++ |
Preorder of BST | C++ |
Kth largest element in BST | C++ |
Mirror Tree | C++ |
Level order traversal of a tree | C++ |
Left view of a binary tree | C++ |
Sum of leaf nodes (Tree) | C++ |
Search Element in BST | C++ |
search-a-node-in-bst | C++ |
Insert a node in a BST | C++ |
Size of a binary tree | C++ |
Inorder traversal | C++ |
Preorder traversal | C++ |
Postorder traversal | C++ |
Are two trees equals | C++ |
Sum of Binary Tree | C++ |
Sum of leaf nodes in BST | C++ |
K distance from root | C++ |
Lowest Commond Ancestor in a BST | C++ |
Inorder traversal and BST | C++ |
Count leaves in binary tree | C++ |
Couunt BST nodes that lie a given range | C++ |
Name | Solution |
---|---|
Sum of depenncies in a graph | C++ |
BFS of a graph | C++ |
Print adjacency list | C++ |
Name | Solution |
---|---|
Reverse digits (without strings) | C++ |
Multiplication under modulo | C++ |
Addition under modulo | C++ |
Power of two checker (using ceil and floor) | C++ |
Find position of set bit | C++ |
Maximize toys | C++ |
Factorial of a number | C++ |
Check wheather kth bit is set(return (n>>k)&1;) | C++ |
Check if k bit is set | C++ |
Absolute Value | C++ |
Convert Celsius To Fahrenheit | C++ |
Count numbers divisible by M | C++ |
armstrong-numbers | C++ |
Sqare rootC++ | |
automorphic numbers | C++ |
For loop prime check | C++ |
Int-to-binary | C++ |
Digits in factorial | C++ |
find-prime-numbers-in-a-range | C++ |
Strong numbers | C++ |
Pairs with difference k | C++ |
Power of 2 | C++ |
Count Number of set bits | C++ |
Number is Sparse or not | C++ |
Prime number check with N <= 10^9 | C++ |
the-dice-problem | C++ |
for-loop-prime-check | Java |
Sum digits of a number | Python |
Find first set bit | C++ |
Name | Solution |
---|---|
COunt number of digits using recursion | C++ |
Constructive criticisms or code reviews of any kind are very much welcome.
If you have any questions about the solutions you can find here, feel free to contact me at: [email protected]