js lec 1 added
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2
lectures/lec5/p1/task1.js
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2
lectures/lec5/p1/task1.js
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alert("Hello, world!");
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document.write("Hello, world!");
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6
lectures/lec5/p1/task2.js
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6
lectures/lec5/p1/task2.js
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let _name = "Алина";
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let email = "alina@test.ru";
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let message = `Доброго времени суток, ${_name}! Мы отправили Вам приглашение на почту ${email}.`;
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document.write(`<h3>${message}</h3>`);
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8
lectures/lec5/p1/task3.js
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8
lectures/lec5/p1/task3.js
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let p = prompt("Введите значение переменной p:");
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if (isNaN(parseFloat(p)) || !isFinite(Number(p))) {
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alert("Ошибка: введено не число.");
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} else {
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p = Number(p) + 1;
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alert(`Увеличенное значение переменной p: ${p}`);
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}
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1
lectures/lec5/p1/task4.js
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1
lectures/lec5/p1/task4.js
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let result = n > 0 ? 1 / n : n < 0 ? 1 / n ** 2 : 0;
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10
lectures/lec5/p1/task5.js
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10
lectures/lec5/p1/task5.js
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let n = 81;
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let i = 1;
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let out = "<select>";
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for (let i = 1; i ** 2 <= n; i+=2) {
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out += `<option>${i**2}</option>`
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}
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out += "</select>";
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document.write(out);
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3
lectures/lec5/p1/task6.js
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3
lectures/lec5/p1/task6.js
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function sum() {
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return arguments.reduce((total, num) => total + num, 0);
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}
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3
lectures/lec5/p1/task7.js
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3
lectures/lec5/p1/task7.js
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sum = function(...args) {
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return args.filter(num => num % 2 !== 0).reduce((acc, num) => acc + num, 0);
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}
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3
lectures/lec5/p1/task8.js
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3
lectures/lec5/p1/task8.js
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sum = (...args) => {
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return args.filter(num => num % 2 !== 0).reduce((acc, num) => acc + num, 0);
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}
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