Competitive-Programming-I/CourseProgram solution.txt at main · Lakshman-Github/Competitive-Programming-I · GitHub

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
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
package practice;

import java.util.Arrays;
import java.util.Scanner;

public class courseProgram {
    public static void main(String[] args) {

        Course[] courses=new Course[4];
        Scanner sc=new Scanner(System.in);


        for (int i = 0; i < 4; i++) {
          int a=sc.nextInt();
          sc.nextLine();
          String b=sc.nextLine();
          String c=sc.nextLine();
          int d=sc.nextInt();
          sc.nextLine();
          int e=sc.nextInt();
          sc.nextLine();
          courses[i]=new Course(a,b,c,d,e);

        }
      String input1=sc.nextLine();
        int input2=sc.nextInt();
        sc.nextLine();

        int  ans1 = aab(courses, input1);
        if(ans1>0)
        {
            System.out.println(ans1);
        }
        else
        {
            System.out.println("No Course found.");
        }

      Course[] ans2= sortCourseByHandsOn(courses,input2);
    if(ans2==null)
    {
        System.out.println("No Course found with mentioned attribute.");
    }
    else
    {
        for (int i = 0; i <ans2.length ; i++) {
            System.out.println(ans2[i].courseName);
        }
    }
    }
    public  static  int aab(Course[] courses,String input1)
    {
        int sum=0;
        int count=0;
        for (int i = 0; i <courses.length ; i++) {
            if(courses[i].courseAdmin.equalsIgnoreCase(input1))
            {
                sum=sum+courses[i].quiz;
                count=count+1;
            }

        }
        if(sum>0)
        {
            return sum/count;
        }


        return 0;
    }
    public  static  Course[] sortCourseByHandsOn(Course[] courses,int input2)
    {
        Course[] help=new Course[0];
        for (int i = 0; i <courses.length ; i++) {
            if(courses[i].handsOn<input2)
            {
                help= Arrays.copyOf(help,help.length+1);
                help[help.length-1]=courses[i];
            }
        }

        //bubble sort

        for (int i = 0; i <help.length-1 ; i++) {
            for (int j = 0; j <help.length-i-1 ; j++) {
                if(help[j].handsOn>help[j+1].handsOn)
                {
                    Course temp=help[j];
                    help[j]=help[j+1];
                    help[j+1]=temp;

                }
            }

        }

        if(help.length>0)
        {
            return help;
        }
        return null;
    }
}

class Course
{
    int courseId;
    String courseName;
    String courseAdmin;
    int quiz;
    int handsOn;

    //parametrized constructor


    public Course(int courseId, String courseName, String courseAdmin, int quiz, int handsOn) {
        this.courseId = courseId;
        this.courseName = courseName;
        this.courseAdmin = courseAdmin;
        this.quiz = quiz;
        this.handsOn = handsOn;
    }
}