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@@ -0,0 +1,98 @@
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+"use strict";
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+
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+function a() {
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+ return alert("Привет!");
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+}
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+
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+function cube(num) {
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+ return console.log(Math.pow(num, 3));
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+}
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+
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+function avg2(a, b) {
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+ return console.log((a + b) / 2)
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+}
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+
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+function sum3(a, b, c) {
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+ return console.log(a + b + c || a + b)
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+}
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+
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+function intRandom(min, max) {
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+ min = Math.ceil(min);
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+ max = Math.floor(max);
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+ return console.log(Math.floor(Math.random() * (max - min)) + min + 1 || Math.floor(Math.random() * min) + 1);
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+}
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+
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+function greetAll() {
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+ let ani = "Hello";
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+ for (let key of arguments) {
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+ ani = `${ani} ${key},`;
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+ }
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+ return alert(ani.substring(0, ani.length - 1))
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+}
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+
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+function sum() {
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+ let total = 0;
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+ for (let key of arguments) {
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+ total += key;
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+ }
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+ return console.log(total);
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+}
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+
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+let task = prompt("Введите название задания", "");
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+switch (task.toLocaleLowerCase()) {
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+ case "a":
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+ a();
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+ break;
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+ case "cube":
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+ cube(3)
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+ break;
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+ case "avg2":
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+ avg2(1, 2);
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+ avg2(10, 5);
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+ break;
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+ case "sum3":
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+ sum3(1, 2, 3);
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+ sum3(5, 10, 100500);
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+ sum3(5, 10);
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+ break;
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+ case "intrandom":
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+ intRandom(2, 10);
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+ break;
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+ case "greetall":
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+ greetAll("Superman");
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+ greetAll("Superman", "SpiderMan");
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+ greetAll("Superman", "SpiderMan", "Captain Obvious");
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+ break;
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+ case "sum":
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+ sum(1);
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+ sum(2);
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+ sum(10, 20, 40, 100);
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+ break;
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+ default:
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+ alert('Неизвестное значение');
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+}
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+
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+function unionDeclarative() {
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+ let task = {
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+ a: () => a(),
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+ cube: () => cube(3),
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+ avg2: () => {
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+ avg2(1, 2);
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+ avg2(10, 5)
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+ },
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+ sum3: () => {
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+ sum3(1, 2, 3);
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+ sum3(5, 10, 100500);
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+ sum3(5, 10);
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+ },
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+ intrandom: () => intRandom(2, 10),
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+ greetall: () => {
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+ greetAll("Superman");
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+ greetAll("Superman", "SpiderMan");
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+ greetAll("Superman", "SpiderMan", "Captain Obvious");
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+ },
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+ sum: () => sum(10, 20, 40, 100),
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+ }
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+ task[prompt("Введите название задания", "").toLocaleLowerCase()]();
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+}
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+// unionDeclarative()
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