Write a program that computes the value of a+aa+aaa+aaaa with a given digit as the value of a in Java.
Write a Java program that accepts an integer (n) and computes the value of n+nn+nnn.
Java Code:
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import java.util.Scanner; public class JavaExamples2 { public static void main(String[] args) { Scanner console = new Scanner(System.in); System.out.println("Write a program that computes the value of a+aa+aaa+aaaa with a given digit as the value of a in Java"); System.out.print("Enter Digit : "); int digit = console.nextInt(); System.out.print("Enter a number : "); String num = console.next(); System.out.println(); int sum=0; for (int i = 1; i <= digit; i++) { String number = ""; for (int j = 0; j < i; j++) { number = number + num; } System.out.println(number); sum += Integer.parseInt(number); } System.out.println("_______________+"); System.out.println(sum); } } |
Output:
Input an integer (n) and computes the value of a+aa+aaa in java
