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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
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Task/Strong-and-weak-primes/Sidef/strong-and-weak-primes.sidef Normal file
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var primes = 10_000_019.primes
var (*strong, *weak, *balanced)
for k in (1 ..^ primes.end) {
var p = primes[k]
given((primes[k-1] + primes[k+1])/2) { |x|
case (x > p) { weak << p }
case (x < p) { strong << p }
else { balanced << p }
}
}
for pr, type, d, c1, c2 in [
[ strong, 'strong', 36, 1e6, 1e7],
[ weak, 'weak', 37, 1e6, 1e7],
[balanced, 'balanced', 28, 1e6, 1e7],
] {
say ("\nFirst #{d} #{type} primes:\n", pr.first(d).map{.commify}.join(' '))
say ("Count of #{type} primes <= #{c1.commify}: ", pr.first_index { _ > 1e6 }.commify)
say ("Count of #{type} primes <= #{c2.commify}: " , pr.len.commify)
}