C# Sharp Basic Algorithm Exercises: Check whether the first appearance of 'a' in a given string is immediately followed by another 'a'
C# Sharp Basic Algorithm: Exercise-28 with Solution
Write a C# Sharp program to check whether the first appearance of "a" in a given string is immediately followed by another "a".
Pictorial Presentation:
Sample Solution:-
C# Sharp Code:
using System;
namespace exercises
{
class Program
{
static void Main(string[] args)
{
Console.WriteLine(test("caabb"));
Console.WriteLine(test("babaaba"));
Console.WriteLine(test("aaaaa"));
Console.ReadLine();
}
public static bool test(string str)
{
var counter = 0;
for (var i = 0; i < str.Length-1; i++)
{
if (str[i].Equals('a')) counter++;
if(str.Substring(i, 2).Equals("aa") && counter < 2)
return true;
}
return false;
}
}
}
Sample Output:
True False True
Flowchart:
C# Sharp Code Editor:
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Previous: Write a C# Sharp program to create a count the string "aa" in a given string and assume "aaa" contains two "aa".
Next: Write a C# Sharp program to create a new string made of every other character starting with the first from a given string.
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