The Evolution of a Programmer
High school/Jr. High
10 PRINT "HELLO WORLD"
20 END
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
main (argc,argv)
int argc;
char **argv; {
printf ("Hello World!n");
}
Seasoned pro
#include
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!" */ |