Program to Replace Vowels to Uppercase in a String

 Program to Replace Vowels to Uppercase in a String

I/P:

hi hello

O/P:

hI hEllO

PROGRAM:

import java.util.*;

public class Vowelcapital {

    public static void main(String[] args) {

        Scanner sc=new Scanner(System.in);

        String s1=sc.nextLine();

        for(int i=0;i<s1.length();i++)

        {

            switch(s1.charAt(i))

            {

            case 'a':

                s1=s1.replace('a', 'A');

                break;

            case 'e':

                s1=s1.replace('e', 'E');

                break;

            case 'i':

                s1=s1.replace('i', 'I');

                break;

            case 'o':

                s1=s1.replace('o', 'O');

                break;

            case 'u':

                s1=s1.replace('u', 'U');

                break;

            }

        }

        System.out.println(s1);

    }

}

//hello

//hEllO

// hello everyone

// hEllO EvEryOnE

// hi hello

// hI hEllO