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@@ -0,0 +1,113 @@
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+<!DOCTYPE html>
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+<html>
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+<head>
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+ <meta charset="utf-8">
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+ <title>Exercises</title>
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+</head>
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+<body>
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+
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+ <script>
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+
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+ let exercise=prompt('','');
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+ switch(exercise){
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+ case 'switch: sizes':
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+ let size=prompt('Введите размер','');
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+ switch(size){
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+ case '40':alert('6 или L');
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+ break;
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+ case '42':alert('8 или M');
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+ break;
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+ case '44':alert('10');
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+ break;
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+ case '46':alert('12 или L');
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+ break;
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+ case '48':alert('14');
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+ break;
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+ case '50':alert('16 или XL');
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+ break;
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+ case '52':alert('18');
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+ break;
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+ case '54':alert('20 или XXL');
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+ break;
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+ }
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+ break;
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+
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+ case 'prompt: or':prompt('Введите возраст','')||alert(new Error('Error'));
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+ break;
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+
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+ case 'confirm: or this days':confirm('Shopping?')||alert('Ты - бяка');
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+ break;
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+
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+ case 'confirm: if this days':
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+ if(confirm('Shopping?')){
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+ alert('oK');
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+ }else{
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+ alert('Ты - бяка');
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+ }
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+ break;
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+
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+ case 'triple prompt,default: or':
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+ let name=prompt('name','')||'John';
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+ let secondName=prompt('secondName','')||'Johnson';
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+ let surname=prompt('surname','')||'Pupkovich';
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+ alert(name+' '+secondName+' '+surname);
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+ break;
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+
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+ case 'default: if':
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+ let Name=prompt('name','');
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+ if(Name==0||Name==undefined){
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+ Name='John'
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+ }
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+ let secondName2=prompt('secondName','');
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+ if(secondName2==0||secondName2==undefined){
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+ secondName2='Johnson';
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+ }
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+ let surname2=prompt('surname','');
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+ if(surname2==0||surname2==undefined){
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+ surname2='Pupkovich';
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+ }
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+ alert(Name+' '+secondName2+' '+surname2);
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+ break;
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+
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+ case 'login and password':
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+ let name3='John';
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+ let pass='qwerty';
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+ let ask=prompt('Your name?','');
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+ if(ask!==name3){
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+ alert('Error name OR pass ...');
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+ }else{
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+ let ask2=prompt('Your password?');
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+ if(ask2!==pass){
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+ alert('Error name OR pass ...');
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+ }else{
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+ alert('Congratulation');
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+ }
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+ }
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+ break;
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+
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+ case 'scissors':
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+ let ask2=prompt('Камень, нижницы или бумага ?','');
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+ let answer='';
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+ let num=Math.round(Math.random()*10);
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+ if(num>0&&num<=3){
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+ answer='камень';
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+ }else{
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+ if(num>=4&&num<=7){
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+ answer='бумага';
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+ }else{
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+ answer='ножницы';
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+ }
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+ }
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+ console.log(answer);
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+ if(ask2==answer){
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+ alert('Вы выиграли');
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+ }else{
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+ alert('Вы проиграли ');
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+ }
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+ break;
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+ }
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+
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+ </script>
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+
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+</body>
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+</html>
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