-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathEighteen.java
More file actions
66 lines (53 loc) · 1.62 KB
/
Eighteen.java
File metadata and controls
66 lines (53 loc) · 1.62 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
package HackerRank;
import java.util.*;
class Student {
private int id;
private String fname;
private double cgpa;
public Student(int id, String fname, double cgpa) {
super();
this.id = id;
this.fname = fname;
this.cgpa = cgpa;
}
public int getId() {
return id;
}
public String getFname() {
return fname;
}
public double getCgpa() {
return cgpa;
}
}
// Comparator class to sort according to the problem statement
class SortByCGPA implements Comparator<Student> {
public int compare(Student a, Student b) {
if (a.getCgpa() != b.getCgpa()) {
return Double.compare(b.getCgpa(), a.getCgpa()); // Descending CGPA
} else if (!a.getFname().equals(b.getFname())) {
return a.getFname().compareTo(b.getFname()); // Ascending Name
} else {
return a.getId() - b.getId(); // Ascending ID
}
}
}
public class Eighteen {
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
int testCases = Integer.parseInt(in.nextLine());
List<Student> studentList = new ArrayList<Student>();
while (testCases > 0) {
int id = in.nextInt();
String fname = in.next();
double cgpa = in.nextDouble();
Student st = new Student(id, fname, cgpa);
studentList.add(st);
testCases--;
}
Collections.sort(studentList, new SortByCGPA());
for (Student st : studentList) {
System.out.println(st.getFname());
}
}
}