Grades_of_Rides.java

import java.util.Scanner;
class classname
{
    public static void main(String args[])
    {
        Scanner sc=new Scanner(System.in);
        int x,y,z;
        x=sc.nextInt();
        y=sc.nextInt();
        z=sc.nextInt();
        if(x>50 && y>60 && z>100)
        {
            System.out.println("10");
        }
        else if(x>50 && y>60)
        {
            System.out.println("9");
        }
        else if(y>60 && z>100)
        {
            System.out.println("8");
        }
        else if(x>50 && z>100)
        {
            System.out.println("7");
        }
        else if(x>50 || y>60 || z>100)
        {
            System.out.println("6");
        }
        else
        {
            System.out.println("5");
        }
    }
}