feat (small challenges): new small challenges static

Author: santanche

README.md

@@ -8,7 +8,7 @@ Todos os exemplos no diretório `notebook` são preparados para o ambiente Jupyt
 ## Abrir branch específico em uma instância do [binderhub](https://github.com/jupyterhub/binderhub)
 
 * Última versão testada e estável:
-  [![launch @ mybinder.org][badge-jupyterlab-mybinder-org]](https://mybinder.org/v2/gh/santanche/java2learn/v1.1.3?urlpath=lab)
+  [![launch @ mybinder.org][badge-jupyterlab-mybinder-org]](https://mybinder.org/v2/gh/santanche/java2learn/v1.1.4?urlpath=lab)
 
 * Última versão disponível:
   [![launch @ mybinder.org][badge-jupyterlab-mybinder-org]](https://mybinder.org/v2/gh/santanche/java2learn/master?urlpath=lab)

notebooks/pt/c02oo-java/s10small-challenges/s01tarefa/small-challenges-02-static.ipynb

@@ -0,0 +1,124 @@
+{
+ "cells": [
+  {
+   "cell_type": "markdown",
+   "id": "white-worcester",
+   "metadata": {},
+   "source": [
+    "# Small Challenges 2\n",
+    "\n",
+    "Tente descobrir o resultado de cada um dos programas abaixo, depois o execute para ver se confere com o que você supôs.\n",
+    "\n",
+    "## Parte 1"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "broadband-memorial",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "public class Combinado {\n",
+    "    private static int a = 0;\n",
+    "    private int b = 0;\n",
+    "    \n",
+    "    public Combinado(int a, int b) {\n",
+    "        this.a = a;\n",
+    "        this.b = b;\n",
+    "    }\n",
+    "    \n",
+    "    public void incrementa() {\n",
+    "        a++;\n",
+    "        b++;\n",
+    "        System.out.println(\"a: \" + a + \"; b: \" + b);\n",
+    "    }\n",
+    "}"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "special-swift",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "Combinado c1 = new Combinado(5, 5),\n",
+    "          c2 = new Combinado(7, 7);\n",
+    "\n",
+    "c1.incrementa();\n",
+    "c2.incrementa();\n",
+    "c1.incrementa();\n",
+    "c2.incrementa();"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "id": "greater-arabic",
+   "metadata": {},
+   "source": [
+    "# Parte 2"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "crude-quantity",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "public class Combinado {\n",
+    "    private static int a = 0;\n",
+    "    private int b = 0;\n",
+    "    \n",
+    "    public Combinado(int a, int b) {\n",
+    "        this.a = a;\n",
+    "        this.b = b;\n",
+    "    }\n",
+    "    \n",
+    "    public void incrementa() {\n",
+    "        a++;\n",
+    "        b++;\n",
+    "        System.out.println(\"a: \" + a + \"; b: \" + b);\n",
+    "    }\n",
+    "    \n",
+    "    public static void variosIncrementos(int n) {\n",
+    "        for (int v = 1; v <= n; v++)\n",
+    "            this.incrementa();\n",
+    "    }\n",
+    "}"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "civic-freight",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "Combinado c1 = new Combinado(5, 5),\n",
+    "          c2 = new Combinado(7, 7);\n",
+    "\n",
+    "c1.variosIncrementos(2);\n",
+    "c2.variosIncrementos(3);"
+   ]
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Java",
+   "language": "java",
+   "name": "java"
+  },
+  "language_info": {
+   "codemirror_mode": "text/x-java",
+   "file_extension": ".java",
+   "mimetype": "",
+   "name": "Java",
+   "nbconverter_exporter": "",
+   "version": "1.8.0_121"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 5
+}