// Tyler Rigsby, CSE 142
// Several examples of variables and how their declaration
// location affects their scope; that is, where can they be
// accessed. What lines cause compiler errors?
public class ScopeExamples {
    
    static int globalVariable = 0; // global variable -- BAD STYLE. ALWAYS.
    
    public static void main(String[] args) {
        int mainVariable = 0;
        int myVar = 0;
        method();
        
        System.out.println("2. Back in main:");
        System.out.println("   mainVariable is now: " + mainVariable);
        System.out.println("   myVar is now: " + myVar);
        System.out.println("   globalVariable is now: " + globalVariable);
    }
    
    public static void method() {
        int myVar = 0;
        for (int i = 1; i <= 10; i++) {
            globalVariable++;
            myVar++;
            mainVariable++;
        }
        System.out.println("1. In method:");
        System.out.println("   i is now: " + i);
        System.out.println("   myVar is now: " + myVar);
        System.out.println("   globalVariable is now: " + globalVariable);
    }
}