/******************************************************************************/
/* */
/* FILE: APRIL.CPP */
/* */
/* Operators can be funny even without overloading them. This is PLAIN C ... */
/* ========================================================================= */
/* */
/* Compiled and tested with Visual C++ V6.0 */
/* */
/* V1.00 29-APR-2000 P. Tellenbach http://www.heimetli.ch/ */
/* */
/******************************************************************************/
#include <stdio.h>
int main( )
{
char str[] = "Who Wrote This stupid Hello World Program ?" ;
return printf( "%c. %c%.3s%c%c%x%cc%c\n",
'\"'[str],
*(str + 012),
str + 'X' - 'A',
*str + 0XEUL,
--str[(main != (int (*)()) printf) << 1],
'\n' | ('\n' / 2) & 1,
str[37 < 38 ? 39 : 40],
('I','C','H') ^ ' ' ) ;
}
Update 19. April 2020
This program compiled and ran without any changes, but a 4 warnings.
I eliminated two warnings but left the comma operator as it is.
While updating the code I noticed that the return value was wrong and added a comparison to correct this.
/******************************************************************************/
/* */
/* FILE: APRIL.CPP */
/* */
/* Operators can be funny even without overloading them. This is PLAIN C ... */
/* ========================================================================= */
/* */
/* Compiled and tested with Visual C++ V6.0 */
/* */
/* V1.00 29-APR-2000 P. Tellenbach http://www.heimetli.ch/ */
/* */
/* Compiled and tested with g++ V8.3.0 */
/* */
/* V2.00 19-APR-2020 P. Tellenbach https://www.heimetli.ch/ */
/* */
/******************************************************************************/
#include <stdio.h>
int main( )
{
char str[] = "Who Wrote This stupid Hello World Program ?" ;
return printf( "%c. %c%.3s%c%c%x%cc%c\n",
'\"'[str],
*(str + 012),
str + 'X' - 'A',
(int)(*str + 0XEUL),
--str[(main != (int (*)()) printf) << 1],
'\n' | (('\n' / 2) & 1),
str[37 < 38 ? 39 : 40],
('I','C','H') ^ ' ' ) != 14 ;
}