Program to convert temperature in Celsius to Fahrenheit

#include<iostream.h>
#include<conio.h>
void main()
{
  clrscr();
  float cs,fh;
  cout<<"Enter the temp in Celsius :";
  cin>>cs;
  fh=(9/5)*c+32;
  cout<<"Temperature in Fahrenheit =  "<<fh;
  getch();
}