problem in print,showing fails

studentResult.java

/*   Created by IntelliJ IDEA.
 *   Author: Nishant Mishra (NishantMishra-1)
 *   Date: 01-02-2021
 *   Time: 10:39
 *   File: studentResult.java
 */

package Lab_Task_1_Feb;

import java.util.*;   //library file of java
class Student {
    private static String StudentName;
    private static int rollNumber;
    private static int Subject1;
    private static int Subject2;
    private static int Subject3;
    private String StudnetName;


    public Student(String StudentName, int rollNumber, int Subject1, int Subject2, int Subject3) {
        this.StudentName = StudentName;
        this.rollNumber = rollNumber;
        this.Subject1 = Subject1;
        this.Subject2= Subject2;
        this.Subject3 = Subject3;

    }

    public String getStudentName() {
        return StudentName;
    }

    public int getrollNumber() {
        return rollNumber;
    }

    public int getSubject1() {
        return Subject1;
    }

    public int getSubject2() {
        return Subject2;
    }

    public int getSubject3() {
        return Subject3;
    }

    public void setStudentName(String StudentName) {
        StudnetName = StudentName;
    }

    public void setStream(int rollNumber) {
        rollNumber = rollNumber;
    }

    public void setSubject1(int Subject1) {
        Subject1 = Subject1;
    }

    public void setSubject2(int Subject2) {
        Subject2 = Subject2;
    }

    public void setSubject3(int Subject3){
        Subject3 = Subject3;
    }



    public static void main(String[] args) {
        Scanner scanner=new Scanner(System.in);

        Student[] student=new Student[1];
        int i=0;
        for (i=0; i <student.length; i++) {
            String StudentName=scanner.next();

            int rollNumber=scanner.nextInt();

            int Subject1=scanner.nextInt();

            int Subject2=scanner.nextInt();

            int Subject3=scanner.nextInt();

        }
        Student student1=new Student(StudentName,rollNumber,Subject1,Subject2,Subject3);

        int ar[]=new int[i];      //  array initize    // int[] arr={0,1,2,3}  create , initiliaze , Declare

        scanner.close();
        if(Subject1<40 ){
            System.out.println("Fails in Subject1!");
        }
        if(Subject2<40){
        System.out.println("Fails in Subject2!");
    }
     if(Subject3<40){
            System.out.println("Fails in Subject3!");
        }
     if(Subject1>40){
         System.out.println("!!! Passed !!!");
     }
        if(Subject2>40){
            System.out.println("!!! Passed !!!");
        }
        if(Subject3>40){
            System.out.println("!!! Passed !!!");
        }

    }

}