@AndreC

import java.util.*; import java.lang.*; import java.io.*; // The main method must be in a class named "Main". class Main { public static void main(String[] args) { int tama=5; llenarmatriz(tama);

import java.util.*; import java.lang.*; import java.io.*; // La clase principal del programa se llama Main. class Main { public static void main(String[] args) { // Muestra el nombre de la biblioteca en pantalla. System.out.pri

import java.util.*; import java.lang.*; import java.io.*; // The main method must be in a class named "Main". class Main { public static void main(String[] args) { System.out.println("Practica guiada: ampliar el registro");

import java.util.*; import java.lang.*; import java.io.*; // The main method must be in a class named "Main". class Main { public static void main(String[] args) { System.out.println("Biblioteca"); // Paso 2

import java.util.*; import java.lang.*; import java.io.*; // The main method must be in a class named "Main". class Main { public static void main(String[] args) { double[][] ventas = { {120, 140, 130, 160},

import java.util.*; import java.lang.*; import java.io.*; // The main method must be in a class named "Main". class Main { public static void main(String[] args) { Scanner tecl = new Scanner(System.in);

import java.util.*; import java.lang.*; import java.io.*; // The main method must be in a class named "Main". class Main { public static void main(String[] args) { // Objeto tipo teclado para poder capturar datos Scanner taclad