C# Sharp Basic Algorithm Exercises: Count a substring of length 2 appears any where in a given string as well as appears at the end of the string
C# Sharp Basic Algorithm: Exercise-31 with Solution
Write a C# Sharp program to count a substring of length 2 appears any where in a given string as well as appears at the end of the string. Do not count the end substring.
Pictorial Presentation:
Sample Solution:-
C# Sharp Code:
using System;
namespace exercises
{
class Program
{
static void Main(string[] args)
{
Console.WriteLine(test("abcdsab"));
Console.WriteLine(test("abcdabab"));
Console.WriteLine(test("abcabdabab"));
Console.WriteLine(test("abcabd"));
Console.ReadLine();
}
public static int test(string str)
{
var last_two_char = str.Substring(str.Length-2);
var ctr = 0;
for (var i = 0; i < str.Length-2; i++)
{
if (str.Substring(i, 2).Equals(last_two_char)) ctr++;
}
return ctr;
}
}
}
Sample Output:
1 2 3 0
Flowchart:
C# Sharp Code Editor:
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Previous: Write a C# Sharp program to create a string like "aababcabcd" from a given string "abcd".
Next: Write a C# Sharp program to check a specified number is preset in a given array of integers.
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