java若干变量疑义解惑

java若干变量疑问解惑
java若干变量疑问解惑

public class OverrideTest {           public int a=2;   public int b=11;    public void A(){     b=a;    }    public int A(int a){    return a;    }        public static void main(String[] args) {    int a=0;        int b=0;        OverrideTest ot=new OverrideTest();        ot.A();        int c=ot.A(2);        System.out.println(ot.a);        System.out.println(b);        System.out.println(c);            }}

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