C# Sharp Basic Algorithm Exercises: Create a new string from a given string after swapping last two characters
C# Sharp Basic Algorithm: Exercise-79 with Solution
Write a C# Sharp program to create a new string from a given string after swapping last two characters.
Pictorial Presentation:
Sample Solution:-
C# Sharp Code:
using System;
namespace exercises
{
class Program
{
static void Main(string[] args)
{
Console.WriteLine(test("Hello"));
Console.WriteLine(test("Python"));
Console.WriteLine(test("PHP"));
Console.WriteLine(test("JS"));
Console.WriteLine(test("C"));
Console.ReadLine();
}
public static string test(string s1)
{
if (s1.Length > 1)
{
return s1.Substring(0, s1.Length - 2) + s1[s1.Length - 1] + s1[s1.Length - 2];
}
else
{
return s1;
}
}
}
}
Sample Output:
Helol Pythno PPH SJ C
Flowchart:
C# Sharp Code Editor:
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Previous: Write a C# Sharp program to combine two given strings. If there are any double character in new string then omit one character.
Next: Write a C# Sharp program to check if a given string begins with "abc" or "xyz". If the string begins with "abc" or "xyz" return "abc" or "xyz" otherwise return the empty string.
What is the difficulty level of this exercise?
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