Here is a program in Java that prompts the user to enter the number of students

Question

Here is a program in Java that prompts the user to enter the number of students and each students score, check input validation, and display the highest score. I need to take the program below, and add to calculate the lowest grade and average grade of double type also.
Here is program:

import java.util.*;

class StudentHighestScore

{

public static void main(String[] args)

{

Scanner sc = new Scanner(System.in);

System.out.println("Please input the total number of students: ");

int no = sc.nextInt();

int max = 0;

for(int i=0; i<no; i++)

{

System.out.println("Please input the students' grade:");

int k = sc.nextInt();

if(k >max) max = k;

}

System.out.println("The highest grade is: " + max);

}

}

Explanation / Answer

please rate - thanks

import java.util.*;

class StudentHighestScore

{

public static void main(String[] args)

{

Scanner sc = new Scanner(System.in);

System.out.println("Please input the total number of students: ");

int no = sc.nextInt();

int max = 0,min=10000,sum=0;
double average;
for(int i=0; i<no; i++)

{

System.out.println("Please input the students' grade:");

int k = sc.nextInt();
sum+=k;
   if(k >max) max = k;
if(k<min)
     min=k;
}
average=sum/(double)no;
System.out.println("The highest grade is: " + max);
System.out.println("The lowest grade is: " + min);
System.out.println("The average grade is: " + average);
}

}

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