21. Calculate the sum of even numbers in a range
Required Input:
Range: 1 to 10Expected Output:
The sum of even numbers is: 30
Code In Kotlin
fun main() { val start = 1 val end = 10 // Add your code here to calculate the sum of even numbers }
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22. Find the average of a list of numbers
Required Input:
[10, 20, 30, 40, 50]Expected Output:
The average is: 30
Code In Kotlin
fun main() { val numbers = listOf(10, 20, 30, 40, 50) // Add your code here to calculate the average }
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23. Print the Fibonacci series up to a given number
Required Input:
5 termsExpected Output:
0, 1, 1, 2, 3Code In Kotlin
fun main() { val terms = 5 // Add your code here to print the Fibonacci series }
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24. Convert a temperature from Celsius to Fahrenheit
Required Input:
25°CExpected Output:
25°C is equal to 77°F
Code In Kotlin
fun main() { val celsius = 25 // Add your code here to calculate Fahrenheit }
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25. Find the length of a string
Required Input:
"Hello, Kotlin!"Expected Output:
The length of the string is: 14
Code In Kotlin
fun main() { val input = "Hello, Kotlin!" // Add your code here to calculate the length }
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26. Concatenate two strings
Required Input:
"Hello" and "World"Expected Output:
Concatenated string: HelloWorld
Code In Kotlin
fun main() { val str1 = "Hello" val str2 = "World" // Add your code here to concatenate the strings }
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27. Check if two strings are anagrams
Required Input:
"listen" and "silent"Expected Output:
listen and silent are anagrams
Code In Kotlin
fun main() { val str1 = "listen" val str2 = "silent" // Add your code here to check if the strings are anagrams }
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28. Find the number of digits in an integer
Required Input:
12345Expected Output:
The number of digits is: 5
Code In Kotlin
fun main() { val number = 12345 // Add your code here to count the digits }
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29. Count the occurrences of a character in a string
Required Input:
"hello world" and 'l'Expected Output:
The character 'l' occurs 3 times
Code In Kotlin
fun main() { val input = "hello world" val charToCount = 'l' // Add your code here to count the occurrences of the character }
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30. Print all prime numbers in a given range
Required Input:
Range 1 to 10Expected Output:
Prime numbers: 2, 3, 5, 7
Code In Kotlin
fun main() { val start = 1 val end = 10 // Add your code here to print all prime numbers in the range }
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