【C++ Primer Plus习题】6.5

问题:

解答:

#include <iostream>
using namespace std;int main()
{float salary = 0;float tax = 0;while (salary>=0){cout << "请输入您的工资:";cin >> salary;if (cin.fail())break;if (salary <= 5000){tax = 0;}else if (salary <= 15000){tax = (salary-5000) * 0.1;}else if (salary <= 35000){tax = (salary - 15000) * 0.15 + 10000 * 0.1;}else if (salary > 35000){tax = (salary - 35000) * 0.2 + 20000 * 0.15 + 10000 * 0.1;}cout << salary << "元的税收为:" << tax << endl;}cout << "Bye!" << endl;return 0;
}

运行结果:

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2024年8月28日20:11:46