Question

using java language only write a code

Have the function StringChallenge(str) take the str string parameter being passed and return the number of words the string contains (e.g. "Never eat shredded wheat or cake" would return 6). Words will be separated by single spaces.

Examples

Input: "Hello World"
Output: 2

Input: "one 22 three"
Output: 3

------- you have the following code edit it to get the result

mport java.util.*;

import java.io.*;

class Main {

  public static String StringChallenge(String str) {

    // code goes here  

    return str;

  }

  public static void main (String[] args) {  

    // keep this function call here     

    Scanner s = new Scanner(System.in);

    System.out.print(StringChallenge(s.nextLine()));

  }

}

Answer 1

Find the code for the above question below, read the comments provided in the code for better understanding. If found helpful please do upvote this.
Please refer to the screenshot of the code to understand the indentation of the code.

Copyable Code

import java.util.*; //to get unput form user

import java.io.*;

class Main {

    // this method returns the number of words in the str

    public static String StringChallenge(String str) {

        // first separate the string as per space

        String words[] = str.split(" ");

        // now store the strign size in str

        str = "" + words.length;

        return str;

    }

    //main driver code of the program

    public static void main(String[] args) {

        //Scanner class to get user input

        Scanner s = new Scanner(System.in);

        System.out.print(StringChallenge(s.nextLine()));

    }

}

Screenshot of code

Output