Sha256: 03d757ceb6c6fe97dd6ca5e043fbe11beea6824dfb50b33810a68a0dabeec908
Contents?: true
Size: 518 Bytes
Versions: 5
Compression:
Stored size: 518 Bytes
Contents
# coding: utf-8
describe Integer, "#first_with_n_divisors" do
# A005179
@seq = [1,2,4,6,16,12,64,24,36,48,1024,60,4096,192,144,
120,65536,180,262144,240,576,3072,4194304,360,
1296,12288,900,960,268435456,720,1073741824,840,
9216,196608,5184,1260,68719476736,786432,36864,
1680,1099511627776,2880]
@seq.to_enum.with_index(1).each do |d, n|
it "returns #{d} as the first number with exactly #{n} divisors" do
n.first_with_n_divisors.should == d
end
end
end
Version data entries
5 entries across 5 versions & 1 rubygems