code. compile. run. debug. share.
Source Code
Language
/******************************************************************************
Online C++ Compiler.
Code, Compile, Run and Debug C++ program online.
Write your code in this editor and press "Run" button to compile and execute it.
*******************************************************************************/
#include <complex>
#include <functional>
#include <iostream>
int main(){
using Complex = std::complex<double>;
std::function<Complex(const Complex&)> f = std::sqrt;
std::cout << "sqrt(4): " << f(std::complex<double>(4,0)) << "\n";
return 0;
}
Compiling Program...
Standard Input:
Interactive Console
Text
Program is not being debugged. Click "Debug" button to start program in debug mode.
| # | Function | File:Line |
|---|
| Variable | Value |
|---|
| Register | Value |
|---|
| Expression | Value |
|---|
| # | Description |
|---|