String Strange Pair
Two strings can be pair if meets blow criteria
• The first string’s first letter = second string’s last letter.
• The first string’s last letter = second string’s first letter.
Write a program to check if two string can be pair
For example
Input:
groups
sounding
output:
Strange pair of string
Solution:
using System;
namespace StrangeString
{
class Program
{
static void Main()
{
Console.WriteLine("Enter a string");
var firstStr = Console.ReadLine();
Console.WriteLine("Enter a string");
var secondStr = Console.ReadLine();
if (string.IsNullOrEmpty(firstStr) || string.IsNullOrEmpty(secondStr))
{
Console.WriteLine("Invalid strings");
return;
}
if (firstStr[0] == secondStr[secondStr.Length - 1] &&
firstStr[firstStr.Length - 1] == secondStr[0])
Console.WriteLine("Strange pair of string");
else
Console.WriteLine("Not strange pair of string");
Console.ReadLine();
}
}
}