Evolution of a Programmer...

High school/Jr. High

10 PRINT "HELLO WORLD" 
20 END

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First year in college

program Hello(input, output); 
  begin 
    writeln ('Hello world'); 
  end

---

Senior year in college

(defun hello 
  (print 
        (cons 'HELLO (list 'WORLD))))

---

New professional

#include <stdio.h> 
main (argc,argv) 
int argc; 
char **argv; { 
printf ("Hello World!\n"); 
}

---

Seasoned pro

#include <stream.h>

const int MAXLEN = 80;

class outstring; 
class outstring { 
   private:

   int size; 
   char str[MAXLEN]; 
    
public: 
   outstring() { size=0; } 
   ~outstring() {size=0;} 
   void print(); 
   void assign(char *chrs); 
}; 
void outstring::print() { 
  int i; 
  for (i=0 ; i< size ; i++) 
    cout << str[i]; 
  cout << "\n"; 
  } 
void outstring::assign(char *chrs) { 
  int i; 
  for (i=0; chrs[i] != '\0';i++) 
     str[i] = chrs[i]; 
  size=i; 
  }

main (int argc, char **argv) { 
  outstring string; 
   
  string.assign("Hello World!"); 
  string.print(); 
  }

---

Manager

/* George, I need a program to output a string 
     "Hello World!"  */