#include "library.h"
      
      void main(void)
      {
        print("20 degrees centigrade is ");
        print(9/5*20+32);
        print(" degrees Fahrenheit");
        newline();
      
        print("21 degrees centigrade is ");
        print(9/5*21+32);
        print(" degrees Fahrenheit");
        newline();
      
        print("22 degrees centigrade is ");
        print(9/5*22+32);
        print(" degrees Fahrenheit");
        newline();
      
        print("23 degrees centigrade is ");
        print(9/5*23+32);
        print(" degrees Fahrenheit");
        newline();
      
        print("24 degrees centigrade is ");
        print(9/5*24+32);
        print(" degrees Fahrenheit");
        newline();
      
        print("25 degrees centigrade is ");
        print(9/5*25+32);
        print(" degrees Fahrenheit");
        newline();
      
        print("26 degrees centigrade is ");
        print(9/5*26+32);
        print(" degrees Fahrenheit");
        newline();
      
        print("27 degrees centigrade is ");
        print(9/5*27+32);
        print(" degrees Fahrenheit");
        newline();
      
        print("28 degrees centigrade is ");
        print(9/5*28+32);
        print(" degrees Fahrenheit");
        newline();
      
        print("29 degrees centigrade is ");
        print(9/5*29+32);
        print(" degrees Fahrenheit");
        newline();
      
        print("30 degrees centigrade is ");
        print(9/5*30+32);
        print(" degrees Fahrenheit");
        newline();
      }