#include <iostream>
#include <string>
#include "vertex.h"
using std::ostream;
using std::string;

vertex::vertex() : name(""), visited(false) {}
vertex::vertex(const string nm) : name(nm), visited(false) {}
vertex::vertex(const char* nm) : name(nm), visited(false) {}
vertex::vertex(const vertex& v) : name(v.name), visited(v.visited) {}
vertex& vertex::operator=(const vertex& v) {
    name = v.name;
    visited = v.visited;
    return *this;
}
bool vertex::operator==(const vertex& v) const { return name==v.name; }
bool vertex::operator!=(const vertex& v) const { return name!=v.name; }

ostream& operator<<(ostream& strm, const vertex& v) {
    strm << v.name;
    return strm;
}