计算如下公式，并输出结果：




其中r，s的值是由键盘输入的。Sinx的近似值用泰勒公式计算；计算精度为0.000001 。
运行环境:C-Free
,The following calculation formula, and output results: one of r, s the value is entered by the keyboard. Taylor approximation Sinx formula used　0.000001 accuracy of the calculation. Runtime environment: C-Free