#include 

#include 



int main() {

    complex a(1.0, 2.0); // 创建一个复数 a = 1 + 2j

    complex b(3.0, 4.0); // 创建一个复数 b = 3 + 4j



    // 复数四则运算

    complex c = a + b; // c = (1+2j)+(3+4j) = (4+6j)

    complex d = a - b; // d = (1+2j)-(3+4j) = (-2+1j)

    complex e = a  b; // e = (1+2j)(3+4j) = (3+8)j = 5+16j

    complex f = a / b; // f = (1+2j)/(3+4j) = (1+2j)/(5+10j) = (1/5)+(2/10)j



    // 复数对数

    double log_real = log(a.real()); // log_real = log(1+2j) = ln(1+2j)

    double log_imag = log(a.imag()); // log_imag = log(2+4j) = ln(2+4j)



    // 复数幂指数

    double power_real = pow(a.real(), 2); // power_real = 4

    double power_imag = pow(a.imag(), 2); // power_imag = 16



    printf("复数 c = f + fi

", c.real(), c.imag());

    printf("复数 d = f - fi

", d.real(), d.imag());

    printf("复数 e = fi

", e.real());

    printf("复数 f = fi

", f.real());

    printf("复数 log_real = lf

", log_real);

    printf("复数 log_imag = lf

", log_imag);

    printf("复数 power_real = lf

", power_real);

    printf("复数 power_imag = lf

", power_imag);



    return 0;

}