1个感触：口试伪是有用教习的仅有路径。口试前以为本身啥城市，点完了才收觉本身是个常识有破绽的愚逼。

有口试才有教习时机，先拿到口试，以后啥皆孬说。

 

{[abc]}[ab]{}
no stack, use loop
1合初抄了1个c++的问案错了，cnm。。。血的学训：没有要抄其它言语的问案！
后去抄了1个只要括号的问案，要改，时间去没有及了。。

 

from Abhishek Shukla (Apple) to Everyone:    一二:一五  PM
public class A {
    protected A() {
        print("inside A");
    }
}
public class B extends A {
    protected B() {
        print("inside B");
    }
    
    main () {
        A a = new B();
    }
}
from Abhishek Shukla (Apple) to Everyone:    一二:一八  PM
=======================
from Abhishek Shukla (Apple) to Everyone:    一二:一八  PM
Class A {
    void method一(int i){
        print("inside A.method一");
    }
}


Class B extends A {
    void method一(int i){
        print("inside B.method一 with int");
    }
    
    void method一(String s){
        print("inside B.method一 with String");
    }
    
    main () {
        A a = new B();
        a.method一(一0);
    }
}
from Abhishek Shukla (Apple) to Everyone:    一二:二一  PM
======================
from Abhishek Shukla (Apple) to Everyone:    一二:二一  PM
public class Myclass {
   private static Integer INT = new Integer(一0);
    public synchronized void methodA () {
        print("Inside method A")
    }
    public synchronized static void methodB () {
        print("Inside method B")
    }
}

from Abhishek Shukla (Apple) to Everyone:    一二:一五  PM
public class A {
    protected A() {
        print("inside A");
    }
}
public class B extends A {
    protected B() {
        print("inside B");
    }
    
    main () {
        A a = new B();
    }
}
from Abhishek Shukla (Apple) to Everyone:    一二:一八  PM
=======================
from Abhishek Shukla (Apple) to Everyone:    一二:一八  PM
Class A {
    void method一(int i){
        print("inside A.method一");
    }
}


Class B extends A {
    void method一(int i){
        print("inside B.method一 with int");
    }
    
    void method一(String s){
        print("inside B.method一 with String");
    }
    
    main () {
        A a = new B();
        a.method一(一0);
    }
}









from Abhishek Shukla (Apple) to Everyone:    一二:一五  PM

public class A {
    protected A() {
        print("inside A");
    }
}
public class B extends A {
    protected B() {
        print("inside B");
    }
    
    main () {
        A a = new B();
    }
}
import java.util.*;

public class MyClass {
    
    public static void main(String args[]) {
      String s = "{[abc]}[ab]{}";
      boolean result = "true";
      
      //use array
      char[] array = s.toCharArray();
      
      int pointer = 0;
      char[] helper = new char[array.length];

       //for loop 
       for (char c: array) {
           if (c == '(') helper[pointer++] = ')';
           else if (c == '{') helper[pointer++] = '}';
           else if (c == '[') helper[pointer++] = ']';
           
           //check 
           else if (pointer == 0 || helper[--pointer] != c) {
               result = "false";
           }
       }
       
      //judge if pointer can always be 0
      if (pointer == 0) 
        System.out.println("true");
      else
        System.out.println("false");
      
    }
}
    //time:n, space:n

 

转自：https://www.cnblogs.com/immiao0319/p/15350982.html

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