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C# Program to Convert Lower case Alphabet to Upper case

Program to Convert Lower case Alphabet to Upper case

Program Statement:

Write a program which converts the 1 lowercase letter (‘a’ – ‘z’) in its corresponding uppercase letter (‘A’ – ‘Z’). E.g. if user enter c then program will show C on the screen.

Solution:

//Program to Convert Lower case Alphabet to Upper class

class convert
{
char ch, c;
int a;
public void con()
{
Console.Write("\n\t\tEnter small letter : ");
ch = Convert.ToChar(Console.ReadLine());
a = (int)ch;
if (ch >= 97 && ch <= 122)
            {
                c = (char)(ch - 32);
                Console.Write("\t\t Capital letter : {0}\n\n", c);
               
            }
            else
                Console.WriteLine("\t\t Please enter a small letter!\n");
        }
    }
                        static void Main(string[] args)
        {
                convert c1 = new convert();
                Console.Clear();
                Console.WriteLine("\n\n\t\t..........................................");
                Console.WriteLine("\t\t\t\t Problem # 1");
                Console.WriteLine("\t\t..........................................");
                c1.con();
                Console.ReadKey();
        }