Extra primes: Difference between revisions

m
Forth - simplified code
m (Forth - simplified code)
m (Forth - simplified code)
Line 701:
 
: digit_sum ( n -- n )
0 >r
begin
overdup 0 >
while
overdup 10 mod r> + >r
swap 10 / swap
repeat
swap drop r> ;
 
: extra_primes ( n -- )
1,777

edits