aparler/RosettaCodeData
1
0
Fork 0
Code Issues 12 Pull requests 3 Projects Releases Packages Wiki Activity Actions

June 2018 Update

Browse source
This commit is contained in:
Ingy döt Net 2018-06-22 20:57:24 +00:00
parent ba8067c3b7
commit 22f33d4004
5278 changed files with 84726 additions and 14379 deletions
Download patch file Download diff file Expand all files Collapse all files

3
Task/Monte-Carlo-methods/Ruby/monte-carlo-methods.rb
View file

@ -1,9 +1,8 @@
def approx_pi(throws)
times_inside = throws.times.count {Math.hypot(rand, rand) <= 1.0}
# in pre-Ruby-1.8.7: times_inside = throws.times.select {Math.hypot(rand, rand) <= 1.0}.length
4.0 * times_inside / throws
end
[1000, 10_000, 100_000, 1_000_000, 10_000_000].each do |n|
puts "%8d samples: PI = %s" % [n, approx_pi(n)]
puts "%8d samples: PI = %s" % [n, approx_pi(n)]
end