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@@ -15,7 +15,7 @@ switch (ukrainesize) {
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break;
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case "52" : document.write("<div>greatbritain - 20<div>");
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break;
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- case "" : document.write("<div>greatbritain - 22<div>");
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+ case "54" : document.write("<div>greatbritain - 22<div>");
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break;
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default : document.write("<div>Такова размера нету<div>");
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}
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@@ -60,5 +60,112 @@ else if (color === "green")
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let patronymic = prompt ("Ваше отчество");
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alert(surname + " " + name1 + " " + patronymic)
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-
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+// default: or
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+
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+let addfName = "Анатолий";
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+let addSurname = "Пивоварский";
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+let addMiddleName = "Олегович";
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+let name2 = prompt("Введите имя") || addfName;
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+let surname2 = prompt("Введите фамилию") || addfSurname ;
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+let middleName2 = prompt("Введите отчество ") || addfMiddleName;
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+alert(name2 + " " + surname2 + " " + middleName2);
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+
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+// default: if
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+
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+let addName1 = "Анатолий";
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+let addSurname1 = "Пивоварский";
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+let addMiddleName1 = "Олегович";
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+
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+let name3 = prompt("Введите имя")
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+if (name3 === null || name3 === "") {
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+name3 = addName1}
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+else(name3);
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+
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+let surname3 = prompt("Введите фамилию");
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+if(surname3 === null || surname3 === "") {
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+surname3 = addSurname1
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+}
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+else(surname3);
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+
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+let middleName3 = prompt("Введите отчество");
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+if(middleName3 === null || middleName3 === "") {
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+middleName3 = addMiddleName1
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+}
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+else(middleName3);
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+
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+alert(name3 + "" + surname3 + "" + middleName3);
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+
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+//login and password
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+let login = prompt("Введите логин");
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+
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+if(login === "admin") {
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+ alert("Верно")
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+}
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+else {alert("Ошибка")};
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+
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+let password = prompt("Введите пароль");
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+
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+if (password === "qwerty") {
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+ alert("Верно")
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+}
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+else {alert("Ошибка")};
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+//currency calc
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+let currency2 = prompt("usd or eur");
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+
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+switch (currency2) {
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+ case "usd": alert ("uah = 36.56");
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+ let uah = prompt("Введите сумму в гривнях");
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+ alert(`вы купили ${Math.floor(uah / 36.56)} usd`);
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+ break
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+ case "eur": alert("eur = 37.21");
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+ let uah1 = prompt("Введите сумму в гривнях");
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+ alert(`вы купили ${Math.floor(eur / 37.21)} eur`)
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+}
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+
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+///currency calc: improved
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+
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+let currency3 = prompt("usd or eur").toLowerCase();
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+
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+switch (currency3) {
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+ case "usd": alert ("usd = 36.56");
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+ let uah = prompt("Введите сумму в гривнях");
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+ alert(`вы купили ${Math.floor(uah / 36.56)} usd`);
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+ break
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+ case "eur": alert("eur = 37.21");
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+ let uah1 = prompt("Введите сумму в гривнях");
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+ alert(`вы купили ${Math.floor(eur / 37.21)} eur`)
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+}
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+
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+//currency calc: two rates
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+
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+let currency4 = prompt("usd or eur").toLowerCase();
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+let coursePrise;
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+let coursePrise1;
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+
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+let buycurrency = confirm("купить валюту");
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+switch (currency4) {
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+ case "usd":
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+ buycurrency ? coursePrise = 36.56: coursePrise1 = 36.93
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+ break;
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+ case "eur":
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+ buycurrency ? coursePrise = 37.21: coursePrise1 = 37.53
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+ break;
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+}
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+
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+let uah = prompt("укажите сумму в гривнах")
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+alert(`вы купили ${(uah/coursePrise)} ${currency4}`) || alert(`вы продали ${uah/coursePrise1} ${currency4}`)
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+
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+//scissors
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+let user = +prompt("введите число для старта, где камень - 1 , ножницы - 2 , бумага - 3")
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+let npc = Math.ceil(Math.random() * 3)
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+alert(`npc выбрал число ${npc}`)
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+if (user === 1 && npc === 2 || user === 2 && npc === 3 || user === 3 && npc === 1){
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+ alert("вы победили!")
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+}
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+else if (user === 3 && npc ===3 || user === 2 && npc === 1 || user === 3 && npc ===2) {
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+ alert("вы проиграли!")
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+}
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+else {
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+ alert("ничья!")
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+}
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