{"id":1123,"date":"2018-01-27T00:04:02","date_gmt":"2018-01-27T05:04:02","guid":{"rendered":"https:\/\/manualjavaoracle.wordpress.com\/?p=1123"},"modified":"2018-02-09T13:34:34","modified_gmt":"2018-02-09T18:34:34","slug":"ejercicios-resueltos","status":"publish","type":"post","link":"https:\/\/www.manualjava.net\/?p=1123","title":{"rendered":"Ejercicios resueltos"},"content":{"rendered":"<p><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-1287 alignnone\" src=\"https:\/\/www.manualjava.net\/wp-content\/uploads\/2018\/01\/java91.png?w=300\" alt=\"\" width=\"273\" height=\"92\" srcset=\"https:\/\/www.manualjava.net\/wp-content\/uploads\/2018\/01\/java91.png 490w, https:\/\/www.manualjava.net\/wp-content\/uploads\/2018\/01\/java91-300x101.png 300w\" sizes=\"(max-width: 273px) 100vw, 273px\" \/><\/p>\n<p><!--more--><\/p>\n<h3><strong><span style=\"color: #000000;\">Ejercicios resueltos utilizando los conceptos b\u00e1sicos<\/span><\/strong><\/h3>\n<p><span style=\"color: #000000;\">1) Hacer un programa para calcular el \u00e1rea de un tri\u00e1ngulo dada la base y la altura.<\/span><\/p>\n<p><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 import java.util.Scanner;<\/span><\/p>\n<p><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 public class Ejercicio01 {<\/span><br \/>\n<span style=\"color: #000000;\"> \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 public static void main(String[] args) {<\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0Scanner entrada = new Scanner(System.in); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0double base, altura, area; <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0System.out.print(\u00abIngrese base del triangulo : \u00ab); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0base = entrada.nextDouble(); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0System.out.print(\u00abIngrese altura del triangulo : \u00ab); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0altura = entrada.nextDouble(); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0area = base*altura\/2; <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0System.out.println(\u00abEl area del triangulo es : \u00bb + area); <\/span><br \/>\n<span style=\"color: #000000;\"> \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 } <\/span><br \/>\n<span style=\"color: #000000;\"> \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 }<\/span><\/p>\n<p><span style=\"color: #000000;\">2) Calcular el per\u00edmetro, el \u00e1rea y la diagonal de un rect\u00e1ngulo si se ingresan los lados.<\/span><\/p>\n<p><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 import java.util.Scanner;<\/span><\/p>\n<p><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 public class Ejercicio02 {<\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 public static void main(String[] args) {<\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0Scanner entrada = new Scanner(System.in); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0double lado1, lado2, perimetro, area, diagonal; <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0System.out.print(\u00abIngrese valor del primer lado : \u00ab); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0lado1 = entrada.nextDouble(); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0System.out.print(\u00abIngrese valor del segundo lado : \u00ab); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0lado2 = entrada.nextDouble(); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0perimetro = 2*(lado1+lado2); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0area = lado1*lado2; <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0diagonal = Math.sqrt(Math.pow(lado1,2)+Math.pow(lado2,2)); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0System.out.println(\u00abEl perimetro es : \u00bb + perimetro); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0System.out.println(\u00abEl area es : \u00bb + area); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0System.out.println(\u00abLa diagonal es : \u00bb + diagonal); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 } <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 }<\/span><\/p>\n<p><span style=\"color: #000000;\">3) Ingresar la cantidad de varones y mujeres que hay un sal\u00f3n de clases. Hacer un programa que determine el porcentaje de varones y de mujeres.<\/span><\/p>\n<p><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 import java.util.Scanner;<\/span><\/p>\n<p><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 public class Ejercicio03 {<\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 public static void main(String[] args) {<\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0Scanner entrada = new Scanner(System.in); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0int cantidadHombres, cantidadMujeres, total; <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0double porcentajeHombres,porcentajeMujeres; <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0System.out.print(\u00abCantidad de hombres : \u00ab); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0cantidadHombres = entrada.nextInt(); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0System.out.print(\u00abCantidad de mujeres : \u00ab); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0cantidadMujeres = entrada.nextInt(); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0total = cantidadHombres + cantidadMujeres; <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0porcentajeHombres = cantidadHombres * 100.0\/total; <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0porcentajeMujeres = cantidadMujeres * 100.0\/total; <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0System.out.println(\u00abPorcentaje de Hombres : \u00bb + porcentajeHombres); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0System.out.println(\u00abPorcentaje de Mujeres : \u00bb + porcentajeMujeres); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 } <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 }<\/span><\/p>\n<p><span style=\"color: #000000;\">4) Leer un n\u00famero entero que represente d\u00edas y determinar a cuanto equivale en a\u00f1os, meses y d\u00edas (Asumir que todos los a\u00f1os tienen 365 d\u00edas y que todos los meses tienen 30 d\u00edas). Ejemplo: Si se ingresa 4600 d\u00edas el programa deber\u00eda reportar: 12 a\u00f1os, 7 meses, 10 d\u00edas.<\/span><\/p>\n<p><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 import java.util.Scanner;<\/span><\/p>\n<p><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 public class Ejercicio04 {<\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 public static void main(String[] args) {<\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0Scanner entrada = new Scanner(System.in); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0int dias, dias_, meses, a\u00f1os; <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0System.out.print(\u00abCantidad de dias : \u00ab); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0dias = entrada.nextInt(); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0a\u00f1os = dias\/365; <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0dias = dias%365; <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0meses = dias\/30; <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0dias_ = dias%30; <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0System.out.println(a\u00f1os + \u00bb a\u00f1os, \u00bb +meses+ \u00bb meses, \u00bb +dias_+ \u00bb dias\u00bb);<\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 } <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 }<\/span><\/p>\n<p><span style=\"color: #000000;\">5) Hacer un programa para intercambiar el valor de 2 variables num\u00e9ricas.<\/span><\/p>\n<p><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 import java.util.Scanner;<\/span><\/p>\n<p><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 public class Ejercicio05 {<\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 public static void main(String[] args) {<\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0Scanner entrada = new Scanner(System.in); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0double A, B, auxiliar; <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0System.out.print(\u00abValor de A : \u00ab); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0A = entrada.nextDouble(); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0System.out.print(\u00abValor de B : \u00ab); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0B = entrada.nextDouble(); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0auxiliar = A; <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0A = B; <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0B = auxiliar; <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0System.out.print(\u00abNuevo valor de A : \u00bb + A); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0System.out.print(\u00abNuevo valor de B : \u00bb + B); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 } <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 }<\/span><\/p>\n<p><span style=\"color: #000000;\">6) Dada una cantidad de dinero en soles, dise\u00f1e un algoritmo que exprese dicha cantidad en euros, en marcos y en d\u00f3lares. Considere los siguientes tipos de cambio. <\/span><\/p>\n<p><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 1 d\u00f3lar = 2.80 soles, 1 d\u00f3lar = 0.77 euros, 1 d\u00f3lar = 1.51 marcos<\/span><\/p>\n<p><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 import java.util.Scanner;<\/span><\/p>\n<p><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 public class Ejercicio06 {<\/span><br \/>\n<span style=\"color: #000000;\"> \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 public static void main(String[] args) {<\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0Scanner entrada = new Scanner(System.in); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0double soles, euros, marcos, dolares; <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0System.out.print(\u00abIngrese cantidad en soles : \u00ab); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0soles = entrada.nextDouble(); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0dolares = soles\/2.80; <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0euros = dolares*0.77; <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0marcos = dolares*1.51; <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0System.out.println(\u00abDolares : \u00bb + dolares); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0System.out.println(\u00abEuros : \u00bb + euros); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0System.out.println(\u00abMarcos : \u00bb + marcos); <\/span><br \/>\n<span style=\"color: #000000;\"> \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 } <\/span><br \/>\n<span style=\"color: #000000;\"> \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 }<\/span><\/p>\n<p><span style=\"color: #000000;\">7) Dado un n\u00famero natural de 4 cifras, hacer un programa que determine la suma y el producto de las cifras del n\u00famero.<\/span><\/p>\n<p><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 import java.util.Scanner;<\/span><\/p>\n<p><span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 public class Ejercicio07 {<\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 public static void main(String[] args) {<\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0Scanner entrada = new Scanner(System.in); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0int numero, unidad, decena, centena, unidadMillar, suma, producto; <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0System.out.print(\u00abIngrese numero : \u00ab); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0numero = entrada.nextInt(); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0unidad = numero%10; <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0numero = numero\/10; <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0decena = numero%10; <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0numero = numero\/10; <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0centena = numero%10; <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0unidadMillar = numero\/10; <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0suma = unidad+decena+centena+unidadMillar; <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0producto = unidad*decena*centena*unidadMillar; <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0System.out.println(\u00abLa suma de las cifras es : \u00bb + suma); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0System.out.println(\u00abEl producto de las cifras es : \u00bb + producto); <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 } <\/span><br \/>\n<span style=\"color: #000000;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 }<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":1287,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"_links":{"self":[{"href":"https:\/\/www.manualjava.net\/index.php?rest_route=\/wp\/v2\/posts\/1123"}],"collection":[{"href":"https:\/\/www.manualjava.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.manualjava.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.manualjava.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.manualjava.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1123"}],"version-history":[{"count":1,"href":"https:\/\/www.manualjava.net\/index.php?rest_route=\/wp\/v2\/posts\/1123\/revisions"}],"predecessor-version":[{"id":2094,"href":"https:\/\/www.manualjava.net\/index.php?rest_route=\/wp\/v2\/posts\/1123\/revisions\/2094"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.manualjava.net\/index.php?rest_route=\/wp\/v2\/media\/1287"}],"wp:attachment":[{"href":"https:\/\/www.manualjava.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1123"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.manualjava.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1123"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.manualjava.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1123"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}