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jb7.0 extends.override
//'main' method must be in a class 'Rextester'. //Compiler version 1.8.0_111 import java.util.*; import java.lang.*; class Rextester { public static void main(String args[]) { System.out.println("Hello, World!"); A a = new A(); B b = new B(); A c = new B(); a.show(); b.show(); c.show(); b.show("+"); //c.show("++"); //err } } class A { public void show(){ System.out.println("A:show()"); } } class B extends A { int l = 10; public void show(){ System.out.println("B:show() " + l); } public void show(String msg){ System.out.println("B:show(String msg) " + msg); } }
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0
String reverse
cuboid volume
1.6
bit left 2
Problem_rstring
Coding Challenge - 01 (Even numbers)
ab
Random and count of even numbers (ver. 2)
Problem_binary
Sort an array of 0's 1's 2's 3 pointer approach