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SCHOOL (2)
BASIC (166)
EASY (91)
MEDIUM (62)
HARD (11)
Check for Binary String
Replace all 0's with 5
Replace all 0's with 5
Count zeros in a sorted matrix
Print number pattern
Remainder with 7
Palindromic Array
Multiply Matrices
C++ Functions (Sum of numbers) | Set 1
Alternates in an Array
Java Inheritance
Java Abstract keyword
Java Override
Java Classes Introduction
Start Coding
Logical Operators
Print 1 To N Without Loop
Array Search
Sorted Array Search
Length of String
Count Words in String
Reverse a String
First n Fibonacci
C++ Hello World
Palindrome Array
Multiply Array
Sum of Array
Sum of Natural Numbers
Searching in an Array
Print Elements of Array
Ishaan's Internship
Remove consonants from a string
Balanced Array
At least two greater elements
Sort a String
Change the string
Value equal to index value
Check String
Convert a list of characters into a String
Remove characters from alphanumeric string
Count of camel case characters
Remove vowels from string
Count type of Characters
Uncommon characters
Swap kth elements
Reversing the vowels
Extract the integers
Lower case to upper case
Smaller and Larger
Remove Spaces
Length of Last word
Max and Min Product from 2 Arrays
Display longest name
Find element at a given Index
Last index of One
Upper Case Conversion
Crazy String
Largest Element in Array
Rotate Array by One
Split Strings
Array Subset
Product is even or odd?
Minimum number to form the sum even
C++ Strings
Count of smaller elements
Min and Max in Array
Multiply left and right array sum
Pattern of Strings
Print first letter of every word in the string
Remove character
Red OR Green
Convert String to LowerCase
Triangle shrinking downwards
Program to print reciprocal of letters
Delete alternate characters
Reverse a String
Java Strings | Set 1
Java Substring
GCD of two numbers
C++ if-else (Decision Making)
Addition of Two Numbers
C++ Input / Output
1s Complement
Odd or Even
C++ Switch Case Statement
Number of Diagonals
C++ Operators | Set 1 (Arithmetic)
Check an Integer is power of 3 or not
Check for Power
Even Odd Sum
Check if divisible by 36
Vowel or Not
Decision Making in Java
Combinational Logic
Java Hello World
Java Input/Output
Java loops | Set 1
Find the fine
Check perfect square
Check if a number can be expressed as x^y
LCM And GCD
Small Factorial
Mean of an Array
Cube root of a number
C++ Data Types
Find n-th term of series 1, 3, 6, 10, 15, 21
Check perfect square
Strong Numbers
Median of an Array
Find N-th term in the series
Factorial
Automorphic Number
Sum of odd and even elements
Number of divisors
Sum of Digit is Palindrome or not
Perfect Number
Sum of an AP
Greatest of three numbers
Sum of AP series
Sum of GP
Simple Interest
Reverse digits
Special Odd Series Sum
Special Series Sum
Power of Pow | Even Number
Power of Pow | Odd Numbers
Java Operators(Relational) | Set - 2
Series AP
Floyd's triangle
Area of Rectangle, Right Angled Triangle and Circle
Sum of elements in a matrix
Identical Matrices
Java 1-d and 2-d Array
Compound Interest
Divide the number
Multiplication Table
The dice problem
Java Basic Data Types
Remainder Evaluation
Pattern Printing
Print 1 to n without using loops
Print the Kth Digit
Swap two numbers
Number Pattern
12 hour clock addition
Evaluate the expression
Perfect Squares in a Range
Sum Palindrome
Surface Area and Volume of Cuboid
nPr
Parallel or Perpendicular?
Addition of two square matrices
Diagonal sum
Java Switch Case statement
Pattern-1
Max Min
Pattern 1
Pattern 5
Pattern 6
Pattern 7
Pattern 8
Pattern 10
Pattern 11
Pattern 13
Data Type
Fibonacci Number
Mirror Tree
Left View of Binary Tree
Remove Duplicates Sorted Array
Java Collection | Set 1 (ArrayList) Part-2
Array Duplicates
Find n/k th node in Linked list
Java Exception Handling
While loop- printTable
Start Coding - Java
The New Line - Java
Data Types - Java
Taking input - Java
Learn to Comment - Java
nextLine and next
Precise Format - Java
logical Operators - Java
Bitwise Operators - Java
Even Odd - Java
For Loop- primeCheck - Java
While loop- printTable - Java
Step by Step Condition - Java
Count Odd Even - Java
Need Some Change - Java
Consonants and Vowels check - Java
Find the Frequency
Java ArrayList Operation
Reverse an Array
Power of 2
Floor in a Sorted Array
Minimum Number in a sorted rotated array
Transpose of Matrix
Anagram
Reverse Words
Parenthesis Checker
First Repeating Element
Union of Arrays with Duplicates
Check Equal Arrays
Positive Negative Pair
Missing in Array
Intersection of Arrays with Distinct
Max Value Permutation
Missing And Repeating
Find Index
Non-Repeating Element
Maximize sum after K negations
Pairs with certain difference
Sorted and Rotated Minimum
Search in a Row-Column sorted matrix
Move All Zeroes to End
Missing number
Move all negative elements to end
Fascinating Number
Sort Array II
Alternate Positive Negative
Remove Duplicates
Compete the skills
Second Largest
Number of occurrence
Average of Prefix
Find the left over element
Longest common prefix
Check if array is sorted
Sum Pair closest to target
Longest Common Prefix of Strings
Special array reversal
Two sum -Pairs with 0 Sum
Java Arrays | Set 1
Four Elements
Palindrome String
Shop in Candy Store
Encrypt the string - 2
Armstrong Numbers
Max Sum Subarray of size K
Nth Fibonacci Number
Count Digits
Sum Of Digits
Palindrome
Prime Number
Party of Couples
Sum 1 to n Divisors
Find maximum number
Nth item through sum
Sum of First N Natural Numbers
Circular Prime Number
Summed Matrix
Even and Odd
Search insert position of K in a sorted array
Move Last Element to Front of a Linked List
Minimum Integer
Unique Number of Occurrences
Count Pairs whose sum is less than target
Delete a node from BST
Maximum difference between node and its ancestor
Multiply two strings
Palindrome Linked List
Peak element
Construct expression tree
Count Number of SubTrees
Power Of Numbers
Possible Words From Phone Digits
Kadane's Algorithm
Binary Array Sorting
Possible paths between 2 vertices
Subarrays with equal 1s and 0s
Strings Rotations of Each Other
Activity Selection
Minimum Jumps
Number of Unique Paths
Kth Smallest
Implement Trie
Rotten Oranges
Print Anagrams Together
Rotate by 90 degree
Sort 0s, 1s and 2s
Pair Sum Closest to 0
Maximum Product Subarray
Longest subarray with sum divisible by K
Count the Reversals
Sum of two large numbers
Factorials of large numbers
Reverse each word in a given string
Integer to Words
Minimum swaps and K together
LCS of three strings
First negative in every window of size k
Minimum sum
Valid Substring
Coin Change (Minimum Coins)
Fibonacci Sum
Kth Smallest Factor
Min Coin
Money Distributions
Find Last Digit Of a^b for Large Numbers
N Digit numbers with digits in increasing order
Permutation with Spaces
Find nth root of m
Possible paths
Queries on Strings
Broken blocks
Ruling Pair
Triplets in Sorted Linked List
Help Classmates
Valentine Sum
Lucy's Neighbours
Triplets with sum with given range
Subarrays with sum K
Find duplicate rows in a binary matrix
Maximum GCD of siblings of a binary tree
Division without using multiplication, division and mod operator
Maximum selections
Minimum Steps Required
Count Subarrays with given XOR
Count all triplets with given sum in sorted array
Trapping Rain Water
Max of min for every window size
Word Ladder I
Maximum XOR subset
Huffman Encoding
Secret Cipher
Shortest Range In BST
Search Pattern (Z-algorithm)
Word Ladder II
Count the number of subarrays
Kth Smallest Number in Multiplication Table
Search in a 2D Matrix
Arrays (Sum of array)
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