Archibald Haddock (123456789)
COMP-202A, Section 0 (Fall 2009)
Instructor: Cuthbert Calculus
Assignment 1, Question 2


1. Line: 3
   Error: Class declaration is incorrect, reserved word class is missing
   Type: Syntactic
   Fix: Insert reserved word class between reserved word public and the class
        name
   New line: public class CostShareCalculator 

2. Line: 4
   Error: Brace which marks the beginning of the method body is reversed
   Type: Syntactic
   Fix: Replace closing brace by opening brace
   New line: public static void main(String[] args) { 

3. Line: 14
   Error: Method readNextDouble() cannot be used with variable reader of type
          Scanner
   Type: Syntactic
   Fix: Replace readNextDouble() by nextDouble()
   New line: mealCost = reader.nextDouble();

4. Line: 20
   Error: Precedence is incorrect; each share should be equal to half of the sum
          of the cost of the meal and the cost of the movie tickets, not to the
          sum of the cost of the meal and half the cost of the movie tickets
   Type: Semantic
   Fix: Put parentheses around mealCost + movieCost
   New line: share = (mealCost + movieCost) / 2;

5. Line: 21
   Error: The amount Jack owes Jill is the cost of the meal minus the share, not
          the cost of the meal divided by the share
   Type: Semantic
   Fix: Replace / by -
   New line: amountOwed = mealCost - share;

6. Line: 26
   Error: String literals should be surrounded by double quotation marks, not
          apostrophes
   Type: Syntactic
   Fix: Replace apostrophes by single quotation marks
   New line: System.out.println("Therefore, Jill owes Jack: $" + amountOwed)