Created
June 20, 2023 10:04
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// Определяем переменные | |
let num1 = prompt("Введите первое число:"); | |
let operator = prompt("Введите оператор ( +, -, *, / ):"); | |
let num2 = prompt("Введите второе число:"); | |
// Переводим введенные значения в числа | |
num1 = Number(num1); | |
num2 = Number(num2); | |
// Определяем функции для каждого из возможных операторов | |
function add(a, b) { | |
return a + b; | |
} | |
function subtract(a, b) { | |
return a - b; | |
} | |
function multiply(a, b) { | |
return a * b; | |
} | |
function divide(a, b) { | |
if(b == 0){ | |
return "Error! Division by zero is undefined."; | |
} | |
return a / b; | |
} | |
// Вызываем функцию, соответствующую введенному оператору | |
let result; | |
switch (operator) { | |
case "+": | |
result = add(num1, num2); | |
break; | |
case "-": | |
result = subtract(num1, num2); | |
break; | |
case "*": | |
result = multiply(num1, num2); | |
break; | |
case "/": | |
result = divide(num1, num2); | |
break; | |
default: | |
result = "Неизвестный оператор!"; | |
break; | |
} | |
// Выводим результат | |
console.log(result); |
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