Calmo numbers: Difference between revisions
Created Nim solution.
(Initial FutureBasic task solution added) |
(Created Nim solution.) |
||
Line 528:
println(filter(isCalmo, 1:1000))
</syntaxhighlight>
=={{header|Nim}}==
<syntaxhighlight lang="Nim">func isPrime(n: Natural): bool =
if n < 2: return false
if (n and 1) == 0: return n == 2
if n mod 3 == 0: return n == 3
var d = 5
var step = 2
while d * d <= n:
if n mod d == 0:
return false
inc d, step
step = 6 - step
return true
func divisors(n: Positive): seq[int] =
for d in 2..<n:
if n mod d == 0:
result.add d
func isCalmoNumber(n: Positive): bool =
let d = n.divisors
if d.len == 0 or d.len mod 3 != 0:
return false
for i in countup(0, d.high, 3):
if not isPrime(d[i] + d[i + 1] + d[i + 2]):
return false
return true
for n in 1..1000:
if n.isCalmoNumber:
stdout.write ' ', n
echo()
</syntaxhighlight>
{{out}}
<pre> 165 273 385 399 561 595 665 715 957
</pre>
=={{header|Phix}}==
| |||