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#include <iostream>
using namespace std;
 
#include<iostream>
#include<fstream>
#include<string>
using namespace std;
class employee
{
private:
	int emplno;
	char name[20];
	char department[20];
	double salary;
	char managername[20];
public:
  void getEmployeeInfo()
	{
	  cout << "Enter employee number:";
	  cin >> emplno;
	  cout << "Enter name:";
	  cin >> name;
	  cout << "Enter department:";
	  cin >> department;
	  cout << "Enter salary:";
	  cin >> salary;
	  cout << "Enter manager name:";
	  cin >> managername;
	}
  void writeEmployee(fstream &file)
  {
	  char terminator[1];
	  terminator[0] = '\n';
	  file.write(char(emplno));
	  file.write(name, sizeof(name));
	  file.write(department, sizeof(department));
	  file.write(char(int(salary)));
	  file.write(managername, sizeof(managername));
	  file.write(terminator, sizeof(terminator));
 
  }
 
};
 
int main() {
	// your code goes here
	return 0;
}

prog.cpp: In member function ‘void employee::writeEmployee(std::fstream&)’:
prog.cpp:34:27: error: no matching function for call to ‘std::basic_fstream<char>::write(char)’
    file.write(char(emplno));
                           ^
In file included from /usr/include/c++/6/ostream:638:0,
                 from /usr/include/c++/6/iostream:39,
                 from prog.cpp:1:
/usr/include/c++/6/bits/ostream.tcc:182:5: note: candidate: std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, _Traits>::write(const _CharT*, std::streamsize) [with _CharT = char; _Traits = std::char_traits<char>; std::streamsize = long int]
     basic_ostream<_CharT, _Traits>::
     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/6/bits/ostream.tcc:182:5: note:   candidate expects 2 arguments, 1 provided
prog.cpp:37:32: error: no matching function for call to ‘std::basic_fstream<char>::write(char)’
    file.write(char(int(salary)));
                                ^
In file included from /usr/include/c++/6/ostream:638:0,
                 from /usr/include/c++/6/iostream:39,
                 from prog.cpp:1:
/usr/include/c++/6/bits/ostream.tcc:182:5: note: candidate: std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, _Traits>::write(const _CharT*, std::streamsize) [with _CharT = char; _Traits = std::char_traits<char>; std::streamsize = long int]
     basic_ostream<_CharT, _Traits>::
     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/6/bits/ostream.tcc:182:5: note:   candidate expects 2 arguments, 1 provided

Standard output is empty