University:
California State University, Northridge
Course:
COMP 182 | Data Structures and Program Design and Lab
Academic year:

2023
Views:

60

Pages:

2
Author:

KauK

COMP 182-16324-F Assignments Lab Assignment 7.5. Immersive R Lab Assignment 7 - Student Grades (Hash Map) A ancements iments Due Oct 28.2022 by 11:59pm Points 5 Submitting a fie upload Available until Nov 4, 2022 at 11:59pm les This assignment was Incked Nov 4, 2022 at 11:59pm. sions US Recording Given a HashMap pre-filled with student names as keys and grades as values, complete main() by reading in the name of a student, outputting their original grade, and then reading in and outputting their new grade. Make sure you prompt the user to enter the student's name and grade (separated by space or new line). Submission ✔Submitted! Oct 22. 2022 at 1:19pm Submission Details Download Lab7.zip Grade: 515 Gradet Anonymously no Ex: If the input is: Qomy waight the output is 365 gomy walgit's original grade 45.3 import java.util.Scanner; import java.util.Hashap) public class Lab? public static void main(String[] args) { Scanner scor new Scanner(Spatem.in); String student double studentira Hastrup String, Double studenterades new Hashlapcitring, Double(); //Studenta's grades (pre-entered) studentora studentirades marry Raulins", 84.3)2 phanie Kong", 1.0); studentūrades alien Tennyson", 78.63; studanterades uincy wraight", 63.4); studentürades new grade for a student, output initial grade, raplace with new grade in Hashna, // output new grade import java.util.Scanner; import java.util.HashMap; public class Lab7 { public static void main (String[] args) { Scanner scnr = new Scanner(System.in); String studentName; double studentGrade; HashMap studentGrades = new HashMap(); // Students's grades (pre-entered) studentGrades.put("Harry Rawlins", 84.3); studentGrades.put("Stephanie Kong", 91.0); studentGrades.put("Shailen Tennyson", 78.6); studentGrades.put("Quincy Wraight", 65.4); studentGrades.put("Janine Antinori", 98.2); // TODO: Read in new grade for a student, output initial // grade, replace with new grade in HashMap, output new grade System.out.print("Enter the student full name: "); studentName = scnr.nextLine(); System.out.print("Enter the new grade for the student: "); studentGrade = scnr.nextDouble(); double originalGrade = studentGrades.get(studentName); System.out.println(studentName + "'s original grade is + originalGrade); studentGrades.put(studentName, studentGrade); System.out.println(studentName + "'s new grade is " + studentGrade);