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## Getting Started
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Welcome to the VS Code Java world. Here is a guideline to help you get started to write Java code in Visual Studio Code.
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## Folder Structure
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The workspace contains two folders by default, where:
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- `src`: the folder to maintain sources
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- `lib`: the folder to maintain dependencies
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Meanwhile, the compiled output files will be generated in the `bin` folder by default.
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> If you want to customize the folder structure, open `.vscode/settings.json` and update the related settings there.
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## Dependency Management
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The `JAVA PROJECTS` view allows you to manage your dependencies. More details can be found [here](https://github.com/microsoft/vscode-java-dependency#manage-dependencies).
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Main-Class: App
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import java.util.Scanner;
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public class App {
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public static void main(String[] args) throws Exception {
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// Utilisation de la bibliothèque Scanner pour lire les entrées de l'utilisateur
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Scanner sc = new Scanner(System.in);
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// Demande à l'utilisateur de donner un nombre positif
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System.out.print("Donner un nombre positif : ");
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// Lecture de l'entrée de l'utilisateur
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int num = sc.nextInt();
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// Si le nombre est négatif, on affiche un message d'erreur et on termine le programme
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if (num < 0) {
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// Affichage d'un message d'erreur
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System.out.println("svp positif");
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// Fin du programme avec un code d'erreur
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System.exit(1);
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}
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// Calcul de la racine carrée du nombre
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double racineDeNum = Math.sqrt(num);
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// Affichage du résultat de la racine carrée de num
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System.out.println("Sa racine carree est : " + racineDeNum);
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}
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}
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