Eban numbers: Difference between revisions
→{{header|Scala}}
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</pre>
=={{header|Ruby}}==
{{trans|C#}}
<lang ruby>def main
intervals = [
[2, 1000, true],
[1000, 4000, true],
[2, 10000, false],
[2, 100000, false],
[2, 1000000, false],
[2, 10000000, false],
[2, 100000000, false],
[2, 1000000000, false]
]
for intv in intervals
(start, ending, display) = intv
if start == 2 then
print "eban numbers up to and including %d:\n" % [ending]
else
print "eban numbers between %d and %d (inclusive):\n" % [start, ending]
end
count = 0
for i in (start .. ending).step(2)
b = (i / 1000000000).floor
r = (i % 1000000000)
m = (r / 1000000).floor
r = (r % 1000000)
t = (r / 1000).floor
r = (r % 1000)
if m >= 30 and m <= 66 then
m = m % 10
end
if t >= 30 and t <= 66 then
t = t % 10
end
if r >= 30 and r <= 66 then
r = r % 10
end
if b == 0 or b == 2 or b == 4 or b == 6 then
if m == 0 or m == 2 or m == 4 or m == 6 then
if t == 0 or t == 2 or t == 4 or t == 6 then
if r == 0 or r == 2 or r == 4 or r == 6 then
if display then
print ' ', i
end
count = count + 1
end
end
end
end
end
if display then
print "\n"
end
print "count = %d\n\n" % [count]
end
end
main()</lang>
{{out}}
<pre>eban numbers up to and including 1000:
2 4 6 30 32 34 36 40 42 44 46 50 52 54 56 60 62 64 66
count = 19
eban numbers between 1000 and 4000 (inclusive):
2000 2002 2004 2006 2030 2032 2034 2036 2040 2042 2044 2046 2050 2052 2054 2056 2060 2062 2064 2066 4000
count = 21
eban numbers up to and including 10000:
count = 79
eban numbers up to and including 100000:
count = 399
eban numbers up to and including 1000000:
count = 399
eban numbers up to and including 10000000:
count = 1599
eban numbers up to and including 100000000:
count = 7999
eban numbers up to and including 1000000000:
count = 7999</pre>
=={{header|Scala}}==
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