Problem
Solved Rate
Level
Implement the method
calculateCircleArea
that takes the radius of a circle as a float
and returns its area. Math
–
Beginner
Implement the method
isAnagram
that takes two strings and returns true
if they are anagrams of each other, otherwise returns false
. String Manipulation Hash Map
–
Intermediate
Implement the method
countOccurrences
that takes a string and a character as input and returns the number of times that character appears in the string. Loop
–
Learner
Implement the method
removeVowels
that takes a string as input and returns the string after removing all vowels from it. String Manipulation Loop
–
Learner
Implement the method
sumDigits
that takes an integer as input and returns the sum of its digits. Loop Math
–
Beginner
Implement the method
isEven
that takes an integer as input and returns true
if the number is even, and false
if it is odd. –
Beginner
Implement the method
factorial
that takes a non-negative integer as input and returns its factorial. Loop Math
–
Learner
Implement the method
findMax
that takes an array of integers and returns the largest (maximum) value in the array. Loop Array Linear Search
–
Learner
Implement the method
countVowels
that returns the number of vowels present in a given string. String Manipulation Loop
–
Learner
Implement the method
sumArray
that calculates and returns the sum of all integers in an input array. Loop Array
–
Learner
Write a function named
isPalindrome
that determines whether a given string is a palindrome. Loop
–
Learner
Implement the
reverseString
method, which accepts a string
and returns its reverse. String Manipulation Loop
–
Learner
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