cout << "a = " << a << ", b = " << b << endl;
cout << "a + b = " << a + b << endl;
cout << "a * b = " << a * b << endl;
cout << "
the real part of a is " << real(a) << endl;
cout << "the imaginary part of b is " << imag(b) << endl;
cout << "the magnitude of a is " << abs(a) << endl;
{var%20f='http://v.t.sina.com.cn/share/share.php?appkey=1515056452',u=z||d.location,p=['&url=',e(u),'&title=',e(t||d.title),'&source=',e(r),'&sourceUrl=',e(l),'&content=',c||'gb2312','&pic=',e(p||'')].join('');function%20a(){if(!window.open([f,p].join(''),'mb',['toolbar=0,status=0,resizable=1,width=440,height=430,left=',(s.width-440)/2,',top=',(s.height-430)/2].join('')))u.href=[f,p].join('');};if(/Firefox/.test(navigator.userAgent))setTimeout(a,0);else%20a();})(screen,document,encodeURIComponent,'','','https://www.xiaopingtou.cn/data/attach/logo/logo.png', '推荐 tuzi2088 的问题《请问complex.h怎么用》','https://www.xiaopingtou.net/q-139291.html','页面编码gb2312|utf-8默认gb2312'));){kind=link}
#include <complex>
using namespace std;
int main(int argc, char *argv[])
{
complex<double> a(1, 2), b(3, 4);
cout << "a = " << a << ", b = " << b << endl;
cout << "a + b = " << a + b << endl;
cout << "a * b = " << a * b << endl;
cout << " the real part of a is " << real(a) << endl;
cout << "the imaginary part of b is " << imag(b) << endl;
cout << "the magnitude of a is " << abs(a) << endl;
cout << " e^a = " << exp(a) << endl;
cout << "ln(b) = " << log(b) << endl;
return 0;
}
这是不能找到原文件，不知道楼主有没有将这个文件添加进来
整个电脑都搜了……没有这个文件:(是不是还要分外下载相应的库啊？
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