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cenvi
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primes.cmd
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OS/2 REXX Batch file
|
1994-03-08
|
812b
|
23 lines
EXTPROC CEnvi
/****************************************************************************
*** Primes.cmd Print out prime numbers until a key is pressed or we run ***
*** ver.1 out of memory or overflow ***
****************************************************************************/
printf("Printing prime numbers until a key pressed (or failure):\n")
for ( Count = 0, Try = 2; !kbhit(); Try++ ) {
// check if this is divisible by any of the primes found so far
for ( i = 0; i < Count; i++ )
if !(Try % Prime[i])
break
if ( i == Count )
// this new prime number was found, and so add to the list and print it
printf("%d\t",Prime[Count++]=Try)
}
// flush the keyboard
while( kbhit() ) getch()
printf("\n")