Dr. Dobb's Journal October 1997
ALGOL, 3 ASCII, 2 AT&T Bell Laboratories, 3 BASIC, 2 BCPL, 3 COBOL, 2 EBCDIC, 2 FORTRAN, 2 functions printf, 2 scanf, 2 GNU compiler, 1, 3 operators +, 3 -, 3 Pascal, 2 PDP-11, 3 printf, 2 Quincy 97, 2 Ritchie, Dennis, 3 scanf, 2 Thompson, Ken, 3 UNICODE, 2 Unix, 1, 3