import java.util.Arrays;

public class Classroom {
  
  public static void main(String[] args){
    String[] students = {"Sade", "Alexus", "Sam", "Koma"};
     double[] mathScores = new double[4];
     mathScores[0] = 94.5;
     mathScores[2] = 76.8;
     System.out.println("The number of students in the class is "+ students.length+".");
  }
}