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- #include<iostream>
- using namespace std;
- int main() {
- setlocale(LC_ALL, "ru");
- float a, b;
- cout << "Введите первое число: ";
- cin >> a;
- cout << "Введите второе число: ";
- cin >> b;
- char key;
- cout << "Введите операцию: ";
- cin >> key;
- if (key == '+') {
- cout << a + b << endl;
- }
- else if (key == '-') {
- cout << a - b << endl;
- }
- else if (key == '*') {
- cout << a * b << endl;
- }
- else if (key == '/') {
- if (b != 0) {
- cout << a / b << endl;
- }
- else {
- cout << "Ошибка! Деление на 0!" << endl;
- }
- }
- else {
- cout << "Некорректный ввод" << endl;
- }
- }
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