21. Write a program to merge two sorted arrays into a single sorted array.
Required Input:
Array 1: [1, 3, 5], Array 2: [2, 4, 6]Expected Output:
Merged Array: 1, 2, 3, 4, 5, 6
Code In C#
using System;
class MergeSortedArrays
{
static void Main()
{
// Merge the two sorted arrays into one
}
}
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22. Create a program to find the sum of diagonal elements in a hardcoded 2D square matrix.
Required Input:
Matrix:
[ [1, 2, 3],
[4, 5, 6],
[7, 8, 9] ]Expected Output:
Diagonal Sum: 15
Code In C#
using System;
class DiagonalSum
{
static void Main()
{
// Find the sum of diagonal elements in the matrix
}
}
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23. Write a program to rotate a hardcoded array to the right by a given number of steps.
Required Input:
Array: [1, 2, 3, 4, 5], Steps: 2Expected Output:
Rotated Array: 4, 5, 1, 2, 3
Code In C#
using System;
class RotateArray
{
static void Main()
{
// Rotate the array to the right by the given number of steps
}
}
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24. Create a program to check if two hardcoded strings are rotations of each other.
Required Input:
String 1: "abcd", String 2: "dabc"Expected Output:
Are Rotations: True
Code In C#
using System;
class StringRotationCheck
{
static void Main()
{
// Check if the two strings are rotations of each other
}
}
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25. Write a program to count the number of occurrences of each word in a hardcoded paragraph.
Required Input:
Paragraph: "C# is great and C# is fun"Expected Output:
Occurrences:
C#: 2
is: 2
great: 1
and: 1
fun: 1
Code In C#
using System;
using System.Collections.Generic;
class WordFrequency
{
static void Main()
{
// Count the occurrences of each word in the paragraph
}
}
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26. Create a program to implement a simple LRU (Least Recently Used) Cache mechanism.
Required Input:
Cache Size: 3, Operations: [1, 2, 3, 4, 2, 5]Expected Output:
Final Cache: 4, 2, 5
Code In C#
using System;
using System.Collections.Generic;
class LRUCache
{
static void Main()
{
// Implement the LRU Cache mechanism
}
}
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27. Write a program to calculate the sum of the border elements of a hardcoded 2D matrix.
Required Input:
Matrix:
[ [1, 2, 3],
[4, 5, 6],
[7, 8, 9] ]Expected Output:
Border Sum: 40
Code In C#
using System;
class BorderSum
{
static void Main()
{
// Calculate the sum of border elements in the matrix
}
}
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28. Create a program to find the longest consecutive sequence of numbers in a hardcoded array.
Required Input:
Array: [100, 4, 200, 1, 3, 2]Expected Output:
Longest Sequence: 4
Code In C#
using System;
using System.Collections.Generic;
class LongestConsecutiveSequence
{
static void Main()
{
// Find the longest consecutive sequence in the array
}
}
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29. Write a program to determine if a hardcoded string contains only unique characters.
Required Input:
String: "abcdef"Expected Output:
Contains Only Unique Characters: True
Code In C#
using System;
class UniqueCharacters
{
static void Main()
{
// Check if the string contains only unique characters
}
}
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30. Create a program to reverse a hardcoded linked list using C#’s LinkedList<T> class.
Required Input:
Linked List: [1, 2, 3, 4, 5]Expected Output:
Reversed List: 5, 4, 3, 2, 1
Code In C#
using System;
using System.Collections.Generic;
class ReverseLinkedList
{
static void Main()
{
// Reverse the linked list
}
}
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