For some reason, line 67 is saying, "variable ddOption may not have been initialized. However, on lines 80 & 93, that variable is used and works just fine. Any idea of what's wrong here? (I omitted some of the code in the middle section.
//ShapeCalculator.java
import java.util.Scanner;
public class ShapeCalculator
{
public static void main(String[] args)
{
//initialize Scanner
Scanner input = new Scanner(System.in);
//variable declarations
int userDefinedDimension;
int ddOption;
int dddOption;
double pi = 3.14;
//circle variables
int diam;
double circum;
double circleArea;
//square variables
int squareSide;
int squarePerim;
int squareArea;
//triangle variables
int triangleSideOne;
int triangleSideTwo;
int triangleSideThree;
int trianglePerim;
int triangleArea;
int triangleBase;
int triangleHeight;
//prompt user for 2 or 3 dimensional shape
System.out.print("Enter a 2 or a 3 for the amount of dimensions your desired shape has: ");
userDefinedDimension = input.nextInt();
///////determine what to do with user's input//////////
if (userDefinedDimension < 2 || userDefinedDimension > 3)
{
do
{
System.out.print("Please enter a valid number. It must be 2 or 3: ");
userDefinedDimension = input.nextInt();
}
while (userDefinedDimension < 2 || userDefinedDimension > 3);
}
if (userDefinedDimension == 2)
{
System.out.println("\n\nChoose one of the following options by entering the number indicated:");
System.out.println("Circle - 1");
System.out.println("Square - 2");
System.out.println("Triangle - 3");
ddOption = input.nextInt();
}
if (userDefinedDimension == 3)
{
System.out.println("\n\nChoose one of the following options by entereing the number indicated:");
System.out.println("Sphere - 1");
System.out.println("Cube - 2");
System.out.println("Tetrahedron - 3");
dddOption = input.nextInt();
}//end dimension choosing
/////////////two dimensional options////////////
//circle area & circumference
if (ddOption == 1)
{
}//end circle data
//square area & circumference
if (ddOption == 2)
{
}//end square data
//triangle area & circumference
if (ddOption == 3)
{
}//end triangle data
}
}