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// practice ground

Problems

# Title Topics Difficulty
1 FizzBuzz
Math Simulation
Easy
2 Sum of Digits
Math
Easy
3 Count Vowels
Strings
Easy
4 Find Maximum in Array
Arrays
Easy
5 Second Largest Element
Arrays Sorting
Easy
6 Reverse an Array
Arrays Two Pointers
Easy
7 Check Anagram
Hashing Sorting Strings
Easy
8 Missing Number
Arrays Math
Medium
9 Valid Parentheses
Stacks
Medium
10 GCD of Two Numbers
Math Number Theory
Easy
11 Binary Search
Binary Search Searching
Medium
12 Fibonacci Number
Dynamic Programming Recursion
Easy
13 Move Zeroes to End
Arrays Two Pointers
Medium
14 Longest Common Prefix
Strings
Medium
15 Count Set Bits
Bit Manipulation
Easy
16 Matrix Transpose
Matrix
Easy
17 Rotate Array by K
Arrays
Easy
18 Remove Duplicates from Sorted Array
Arrays Two Pointers
Easy
19 Climbing Stairs
Dynamic Programming Recursion
Easy
20 Merge Two Sorted Arrays
Arrays Sorting Two Pointers
Easy
21 Power of Two
Bit Manipulation Math
Easy
22 Armstrong Number
Math
Easy
23 Pascal's Triangle Row
Arrays Math
Easy
24 Subarray Sum Equals K
Arrays Hashing
Medium
25 Next Greater Element
Stacks
Medium
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