/**
 * InitialState2.java
 * Ying Li
 * 10/06/2019
 * Java's compiler insists that variables be initialized.
 */
 
public class InitialState2 {

    private int sum;
    
    public int calcSum() {
        for (int i = 0; i < 10; i++) {
            sum += 5;
        }
        return sum;
    }

    public static void main( String[] args ) {
        InitialState2 s = new InitialState2();
        System.out.println( "sum = " + s.calcSum() );
    }
}