02-ConditionalStatementsIfElse.js

//Objective
//In this challenge, we learn about if-else statements. Check out the attached tutorial for more details.
//Task
//Complete the getGrade(score) function in the editor. It has one parameter: an integer, , denoting the number of points Julia earned on an exam. It must return the letter corresponding to her  according to the following rules:
function getGrade(score) {
  let grade;
  // Write your code here
  if (score > 25 && score < 30) {
    grade = "A";
  } else if (score > 20 && score <= 25) {
    grade = "B";
  } else if (score > 15 && score <= 20) {
    grade = "C";
  } else if (score > 10 && score <= 15) {
    grade = "D";
  } else if (score > 5 && score <= 10) {
    grade = "E";
  } else if (score >= 0 && score <= 5) {
    grade = "F";
  } else {
    console.log("Invalid input. Score must be a number less or equal to 30");
  }
  return grade;
}