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Gnesinka [82]
3 years ago
5

Write a program that reads in text from standard input (hint: use Scanner) and prints out the number of words in the text. For t

he purpose of this exercise, a word is a sequence of non-whitespace characters that is surrounded by whitespace.
Computers and Technology
1 answer:
Vitek1552 [10]3 years ago
4 0

Answer:

The solution code is written in Java

  1.        Scanner input = new Scanner(System.in);
  2.        System.out.print("Enter a text: ");
  3.        String inputStr = input.nextLine();
  4.        String wordList[] = inputStr.split(" ");
  5.        System.out.println("The number of word in the input text: " + wordList.length);

Explanation:

Firstly, create a Scanner object to read the user input text using nextLine method (Line 1-3).

Next, we can use the string split method and use single space " " as the separator to convert the input text to an array of individual word (Line 5).

We can simply use println to display the number of words in the array by using the length property of the array (Line 7). The word count is equal to the array length.  

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When do images or graphics in Microsoft Word hurt the document rather than help
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When images or graphics excessively occupy most of the space on the page.

<u>Explanation:</u>

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3 0
3 years ago
Your task is to create a bash shell script that is able to backup all the C++ program files in your current directory. The algor
Oliga [24]

Answer:

backup() {

 read dirname;

 if [[ whereis . /`$dirname` 2>  sterr.exe]]  

    then

        mkdir  $dirname

 for f in . / *.cpp

 do

    cp f "path_to_dirname"

    echo "file backup complete"

}

backup( )

Explanation:

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7 0
3 years ago
Write a Java program to create a class called Cars. The class should include three instance variables: makes (type: String), mod
Fiesta28 [93]

Answer:

Explanation:

This code was written in Java. It creates the Cars class with the requested variables and methods. It also creates the TestCars class which asks the user for the necessary inputs and then creates three Cars objects and passes the input values to the constructors. Finally, it uses the show() method on each object to call the information. A test has been created and the output can be seen in the attached image below.

import java.util.Scanner;

class TestCars{

   public static void main(String[] args) {

       Scanner in = new Scanner(System.in);

       System.out.print("Enter Car Make: ");

       String make1 = in.next();

       System.out.print("Enter Car Model: ");

       String model1 = in.next();

       System.out.print("Enter Car Year: ");

       int year1 = in.nextInt();

       System.out.print("Enter Car Make: ");

       String make2 = in.next();

       System.out.print("Enter Car Model: ");

       String model2 = in.next();

       System.out.print("Enter Car Year: ");

       int year2 = in.nextInt();

       System.out.print("Enter Car Make: ");

       String make3 = in.next();

       System.out.print("Enter Car Model: ");

       String model3 = in.next();

       System.out.print("Enter Car Year: ");

       int year3 = in.nextInt();

       Cars car1 = new Cars(make1, model1, year1);

       Cars car2 = new Cars(make2, model2, year2);

       Cars car3 = new Cars(make3, model3, year3);

       car1.show();

       car2.show();

       car3.show();

   }

}

class Cars {

   String makes, models;

   int years;

   public Cars(String makes, String models, int years) {

       this.makes = makes;

       this.models = models;

       this.years = years;

   }

   public void show() {

       System.out.println("Car's make: " + this.makes);

       System.out.println("Car's model: " + this.models);

       System.out.println("Car's year: " + this.years);

   }

}

5 0
3 years ago
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