+
+
+
diff --git a/main.js b/main.js
new file mode 100644
index 0000000..a2c229a
--- /dev/null
+++ b/main.js
@@ -0,0 +1,54 @@
+document.getElementById('button1').addEventListener('click', function() {
+ exercici1();
+});
+document.getElementById('button2').addEventListener('click', function() {
+ exercici2();
+});
+document.getElementById('button3').addEventListener('click', function() {
+ exercici3();
+});
+// document.getElementById('button1').addEventListener('click', exercici1());
+// document.getElementById('button2').addEventListener('click', exercici2());
+// document.getElementById('button3').addEventListener('click', exercici3());
+
+function exercici1() {
+ let respuesta = 'jello'.indexOf('e');
+ document.getElementById('text1').innerHTML = respuesta;
+ console.log(respuesta);
+}
+// Exercici 2
+function exercici2() {
+ let nombre = prompt('Introduce tu nombre :');
+ let apellido = prompt('Introduce tu apellido :');
+ // alert(`Hola ${nombre} ${apellido}!`);
+ document.getElementById('text2').innerHTML = `Hola ${nombre} ${apellido}!`;
+}
+// Exercici 3
+function exercici3() {
+ let cadena = prompt('Introduce una cadena de texto :');
+ let array = "a b c d f g h i j k l m n ñ o p q r s t u v w x y z A B C D E F G H Y J K L M N Ñ O P Q R S T U V W X Y Z".split(' ');
+ let muestra = array[Math.floor(Math.random() * array.length)];
+ if(cadena.includes(muestra)){
+ document.getElementById('text3').innerHTML = `El carácter ${muestra} SÍ está.`;
+ } else {
+ document.getElementById('text3').innerHTML = `El carácter ${muestra} NO está.`;
+ }
+}
+// Exercici 4
+function exercici4() {
+ let population = 1000;
+ let increaseTax = 0.02;
+ let increaseNum = 50;
+ let year = 1;
+
+ while (population < 1200) {
+ population += population * increaseTax + 50;
+ console.log('population : ' + population + ' year :' + year);
+ year++;
+ }
+ if (year > 2) {
+ document.getElementById('text3').innerHTML = `Necessita ${year - 1} anys.`;
+ } else {
+ document.getElementById('text3').innerHTML = `Necessita ${year - 1} any.`;
+ }
+}