Chapter 3.5, Problem 3.5.3CP

What is wrong in the following code?

if (score >= 60)

System.out.println(“D”);

else if (score >= 70)

System.out.println(“C”);

else if (score >= 80)

System.out.println(“B”);

else if (score >= 90)

System.out.println(“A”);

else

System.out.println(“F”);