Practice
Coding Problems
Problems
150 problems
- Easy
Find the Largest Element
ArraysJavaPythonCC++JavaScript - Easy
Find the Smallest Element
ArraysJavaPythonCC++JavaScript - Easy
Find the Second Largest Element
ArraysJavaPythonCC++JavaScript - Easy
Reverse an Array
ArraysJavaPythonCC++JavaScript - Easy
Check if an Array is Sorted
ArraysJavaPythonCC++JavaScript - Easy
Count Even and Odd Numbers
ArraysJavaPythonCC++JavaScript - Medium
Find the Majority Element
ArraysJavaPythonCC++JavaScript - Easy
Move All Zeros to the End
ArraysJavaPythonCC++JavaScript - Easy
Find the Missing Number
ArraysJavaPythonCC++JavaScript - Easy
Find the Unique Element
ArraysJavaPythonCC++JavaScript - Easy
Remove Duplicates from a Sorted Array
ArraysJavaPythonCC++JavaScript - Easy
Find the Intersection of Two Arrays
ArraysJavaPythonCC++JavaScript - Easy
Find the Union of Two Arrays
ArraysJavaPythonCC++JavaScript - Medium
Rotate an Array by K Positions
ArraysJavaPythonCC++JavaScript - Medium
Maximum Subarray Sum
ArraysJavaPythonCC++JavaScript - Easy
Two Sum
ArraysJavaPythonCC++JavaScript - Easy
Best Time to Buy and Sell Stock
ArraysJavaPythonCC++JavaScript - Medium
Find a Subarray with Given Sum
ArraysJavaPythonCC++JavaScript - Easy
Find the Maximum Product of Two Elements
ArraysJavaPythonCC++JavaScript - Medium
Product of Array Except Self
ArraysJavaPythonCC++JavaScript - Easy
Reverse a String
StringsJavaPythonCC++JavaScript - Easy
Check Palindrome
StringsJavaPythonCC++JavaScript - Easy
Count Vowels and Consonants
StringsJavaPythonCC++JavaScript - Easy
Character Frequency
StringsJavaPythonCC++JavaScript