Enter name and mark . print name start from a to z and the respectively mark

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// First enter the total number of student. Then prompt input to ask user for N number of name and mark for student. Display the name from a to z accordingly and the respective mark.

public static void main(String[] args) {

  Scanner scannum= new Scanner (System.in);
  Scanner scanstr= new Scanner (System.in);
  System.out.print("Enter total number of student: ");    //total number of student 
  int totalstu= scannum.nextInt();                        //input student 
  String [] name = new String[totalstu];                  // declare student name 
  int [] mark = new int[totalstu];                        // declare student mark 
  for(int i=0; i<totalstu; i++){                          // loop of number of student 
      System.out.print("Enter student " +(i+1)+ "'s name: ");  // input name 
       name[i] = scanstr.nextLine();
       System.out.print ("Enter student "+(i+1)+"'s mark: ");   // input mark
       mark[i] = scannum.nextInt();
  }
  System.out.println("\n\t********** Programming in Java **********\t\n");   //print 
  System.out.println("No.\tName\t\t\tMarks\tGrade");    //print 
  sort(name,mark);                                         //call 

  for(int i=0; i<totalstu; i++){
      System.out.print((i+1)+"\t");
      System.out.print(name[i]+"\t\t\t");
  System.out.print(mark[i]+"\t");
  if (mark[i]>=90)
      System.out.println("A+");
  else if (mark[i]>=80)
      System.out.println("A");
  else if (mark[i]>=75)
      System.out.println("A-");
  else if (mark[i]>=70)
      System.out.println("B+");
  else if (mark[i]>=65)
      System.out.println("B");
   else if (mark[i]>=60)
      System.out.println("B-");
  else if (mark[i]>=55)
      System.out.println("B-");
  else if (mark[i]>=50)
      System.out.println("C");
  else if (mark[i]>=45)
      System.out.println("C-");
  else if (mark[i]>=40)
      System.out.println("D");
  else 
      System.out.println("F");
  }
}
   private static void sort(String [] name,int []mark) {
    String temp1;
    int temp;
    for (int i = 1; i <= name.length - 1; i++) {     //push the z to [4] and a to [0]
        int currentName = 0;
        for (int j = 0; j < (name.length - i); j++) {
            if (name[j].compareTo( name[j + 1])>0)  //if strArray[j] > strArray[j+1], swap the elements
            {
                temp1 = name[j];
                name[j] = name[j + 1];
                name[j + 1] = temp1;
                currentName = j;
            }
        }
        if (currentName != i) {
                temp = mark[currentName];
                mark[currentName] = mark[i];
                mark[i] = temp;

            }
    }
}

asked 1 min ago

user3642258

1