Answered: hello, i am having a problem with this…

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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hello, i am having a problem with this code and this is the error Exercise13_19.java:121: error: class, interface, or enum expected
import java.math.BigInteger;

Exercise13_19.java:122: error: class, interface, or enum expected
import java.util.Scanner;

import java.math.BigInteger; 122 import java.util.Scanner; 123 124 public class Exercise_13_19 { 125 /** Main method */ 126 public static void main(String[] args) { 127 Scanner input = new Scanner(System.in); 128 129 // Prompt the user to enter a decimal number 130 System.out.print("Enter a decimal number: "); 131 String[] decimal = input.nextLine().split("[.]"); 132 133 // Create a Rational object of the integer part of the decimal number 134 Rational r1 = new Rational(new BigInteger(decimal[0]), BigInteger.ONE); 135 136 // Create a Rational object of the fractional part of the decimal number 137 Rational r2 = new Rational(new BigInteger(decimal[1]), new BigInteger( 138 String.valueOf((int)Math.pow(10, decimal[1].length())))); 139 140 // Display fraction number 141 System.out.println("The fraction number is " + 142 (decimal[0].charAt(0) == '-' ? (r1).subtract(r2) : (r1).add(r2))); 143 } 144 }

here is the code

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