to check grade

public class GradeClassification {
public static void main(String[] args) {
int score = 85;
if (score>= 90){
System.out.println("Grade: A");
} else if (score >= 80){
System.out.println("Grade: B");
}else if (score >= 70){
System.out.println("Grade: C");
}else if (score >= 60){
System.out.println("Grade: D");
}
else {
System.out.println("Grade: F");}
}
}