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- #include <iostream>
- #include <math.h>
- using namespace std;
- int main() {
- setlocale(LC_ALL, "ru");
- double r1, r2, x, y;
- cout << "Введите r1: ";
- cin >> r1;
- cout << "Введите r2: ";
- cin >> r2;
- cout << "Введите x: ";
- cin >> x;
- cout << "Введите y: ";
- cin >> y;
- double result = sqrt(x * x + y * y);
- if (result >= r1 && result <= r2) {
- cout << "Точка принадлежит заданной области" << endl;
- }
- else {
- cout << "Точка не принадлежит заданной области" << endl;
- }
- }
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