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- #include <iostream>
- using namespace std;
- double counting(int a);
- int main()
- {
- setlocale(LC_ALL, "Russian");
- int a;
- cout << "Введите количество потребляемой энергии: ";
- cin >> a;
- cout << "Цена электроэнергии: " << counting(a) << endl;
- }
- double counting(int a)
- {
- if (a >= 500)
- return (200 * 54 + 300 * 70 + (a - 500) * 91) / 100;
- else if ((a >= 200) && (a < 500))
- return (200 * 54 + (a - 200) * 70) / 100;
- else if (a < 200)
- return a * 54 / 100;
- }
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