Additive primes: Difference between revisions

Content added Content deleted
(Added Algol 68)
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IF prime( digit sum ) THEN
IF prime( digit sum ) THEN
# the digit sum is prime #
# the digit sum is prime #
additive count +:= 1;
print( ( " ", whole( n, -3 ) ) );
print( ( " ", whole( n, -3 ) ) );
IF additive count MOD 20 = 0 THEN print( ( newline ) ) FI
IF ( additive count +:= 1 ) MOD 20 = 0 THEN print( ( newline ) ) FI
FI
FI
FI
FI