Programming Examples

Java to swap first character of each word with next character


java to swap first character of each word with next character

Solution

import java.util.*;
class SwapFirstChar
{ 
    public static void main(String[] args) 
    { 
        Scanner sc=new Scanner(System.in);
        System.out.println("Enter any String");
        String str = sc.nextLine(); 
        char[] ch = str.toCharArray(); 
        char temp;
        temp=ch[0];
        ch[0]=ch[1];
        ch[1]=temp;
        for (int i = 0; i < ch.length; i++) 
        { 
            if(ch[i]==' ')
            {
                temp=ch[i+1];
                ch[i+1]=ch[i+2];
                ch[i+2]=temp;
            }
        }
        System.out.println(String.valueOf(ch)); 
    } 
} 
Output


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