Chapter 30 Exercise 30.1 (Assign grades) Rewrite Programming Exercise 7.1 using streams Exercise 7.1: package Exercise_30_1; import java.util.Scanner; public class Original { publicstaticvoidmain(String[] args) { Scannerinput = newScanner(System.in); System.out.print("Enter the nubmer of students: "); int[] scores = newint[input.nextInt()]; char[] grades = newchar[scores.length]; System.out.print("Enter " + scores.length + " scores: "); for (inti = 0; i < scores.length; i++) { scores[i] = input.nextInt(); } getGrades(scores, grades); for (inti = 0; i < scores.length; i++) { System.out.println("Student " + i + " score is " + scores[i] + " and grade is " + grades[i]); } } publicstaticintmax(int[] array) { intmax = array[0]; for (inti = 1; i < array.length; i++) { if (array[i] > max) max = array[i]; } returnmax; } publicstaticvoidgetGrades(int[] scores, char[] grades) { intbest = max(scores); for (inti = 0; i < scores.length; i++) { if (scores[i] >= best - 10) grades[i] = 'A'; elseif (scores[i] >= best - 20) grades[i] = 'B'; elseif (scores[i] >= best - 30) grades[i] = 'C'; elseif (scores[i] >= best - 40) grades[i] = 'D'; else grades[i]
Chapter 30 Exercise 30.1 (Assign grades) Rewrite Programming Exercise 7.1 using streams Exercise 7.1: package Exercise_30_1; import java.util.Scanner; public class Original { publicstaticvoidmain(String[] args) { Scannerinput = newScanner(System.in); System.out.print("Enter the nubmer of students: "); int[] scores = newint[input.nextInt()]; char[] grades = newchar[scores.length]; System.out.print("Enter " + scores.length + " scores: "); for (inti = 0; i < scores.length; i++) { scores[i] = input.nextInt(); } getGrades(scores, grades); for (inti = 0; i < scores.length; i++) { System.out.println("Student " + i + " score is " + scores[i] + " and grade is " + grades[i]); } } publicstaticintmax(int[] array) { intmax = array[0]; for (inti = 1; i < array.length; i++) { if (array[i] > max) max = array[i]; } returnmax; } publicstaticvoidgetGrades(int[] scores, char[] grades) { intbest = max(scores); for (inti = 0; i < scores.length; i++) { if (scores[i] >= best - 10) grades[i] = 'A'; elseif (scores[i] >= best - 20) grades[i] = 'B'; elseif (scores[i] >= best - 30) grades[i] = 'C'; elseif (scores[i] >= best - 40) grades[i] = 'D'; else grades[i]
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Chapter 30 Exercise 30.1 (Assign grades) Rewrite
Exercise 7.1:
package Exercise_30_1;
import java.util.Scanner;
public class Original {
publicstaticvoidmain(String[] args) {
Scannerinput = newScanner(System.in);
System.out.print("Enter the nubmer of students: ");
int[] scores = newint[input.nextInt()];
char[] grades = newchar[scores.length];
System.out.print("Enter " + scores.length + " scores: ");
for (inti = 0; i < scores.length; i++) {
scores[i] = input.nextInt();
}
getGrades(scores, grades);
for (inti = 0; i < scores.length; i++) {
System.out.println("Student " + i + " score is " +
scores[i] + " and grade is " + grades[i]);
}
}
publicstaticintmax(int[] array) {
intmax = array[0];
for (inti = 1; i < array.length; i++) {
if (array[i] > max)
max = array[i];
}
returnmax;
}
publicstaticvoidgetGrades(int[] scores, char[] grades) {
intbest = max(scores);
for (inti = 0; i < scores.length; i++) {
if (scores[i] >= best - 10)
grades[i] = 'A';
elseif (scores[i] >= best - 20)
grades[i] = 'B';
elseif (scores[i] >= best - 30)
grades[i] = 'C';
elseif (scores[i] >= best - 40)
grades[i] = 'D';
else
grades[i] = 'F';
}
}
}
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