demo.java~3~

实用的java习题,初学者可用

class Parent {
  public void count() {
    System.out.println(10 % 3);
  }
}

public class Demo
    extends Parent {

  public void count(int i) {
    System.out.println(10 / i);
    String s = "a" + 3;
    float a = 5f + 5.5f;
  }

  public static void main(String[] args) {
    Demo d = new Demo();
    int output = 10;
    boolean f = false;
    if(f==true && (output += 10) == 20)
    {
      System.out.println(output);
      System.out.println("tet");
    }
    else
    {
      System.out.println(output);
    }
  }
}