#include <iostream> #include <cmath> #include <algorithm> #include <complex> #include <vector> #include <iomanip> using namespace std; namespace kika { // using cod = complex<double>; typedef complex<double> cod; const double EPS = 1e-9; const double PI = acos(-1); int dcmp(double x) { if (abs(x) < …</double></double></iomanip></vector></complex></algorithm></cmath></iostream>