I hereby claim:
- I am ggpeti on github.
- I am ggpeti (https://keybase.io/ggpeti) on keybase.
- I have a public key ASDfM5n7IbSbHEjogUBecO6zn9XUa7BNebgxgnq5NvynvQo
To claim this, I am signing this object:
class Hash | |
def map_keys | |
Hash[self.map { |key, value| [yield(key), value] }] | |
end | |
def map_keys! | |
keys.each { |key| self[yield(key)] = delete key } |
def spiral(h, w, r, c) | |
spiral = [] | |
step_counts = (1..Float::INFINITY).lazy.flat_map { |n| [n, n] } | |
directions = [:up, :left, :down, :right].cycle | |
while spiral.length < h * w | |
spiral << (r - 1) * w + c if r.between?(1, h) && c.between?(1, w) | |
if (current_step_count ||= 0).zero? |
numbers = File.read(ARGV.first).split.map &:to_i | |
best_path = [0] | |
loop do | |
current_pos = best_path.last | |
max_hop = numbers[current_pos] | |
candidates = (1..max_hop).map { |hop| current_pos + hop } | |
if candidates.empty? | |
best_path = ["failure"] |
class String | |
def balanced? | |
gsub! /\(\)|\[\]|\{\}/, '' while $~ | |
empty? | |
end | |
end |
class Object | |
def itself | |
self | |
end | |
%i[> >> * &].each { |method| define_method(method) { |*args| to_proc.send method, *args } } | |
end |
object unapplier { def unapply(x: Int) = Some((x, x)) } | |
val tupleTaker = (_: (Int, Int)) => () | |
1 match { | |
case unapplier(tuple) => tupleTaker(tuple) | |
} |
eNrtmVFygzAMRLGWn5yhV+h/z9L7X6SpMbXAkmpCQmi69jDM5GnBA/FawuP7+Hb5 | |
TJePNA63dAoppJBCCimk8EChbBHKT09PEsptwtQrTKoP2+74cv+cnM6J3zIFYB77 | |
aW7jcP1hGk896fvXKOjIJkRQm4cntch8tmK+aW+EMGBXwBVkFgQUtX+PAwLkv/Py | |
Hn3euIami4hmwopDy5T38RQgegArniNEX6IEzKNGNY2j/M702S4jJiUlJcUDKU7/ | |
NGiVpKSkJ6VxPkyrJCUlPVXeCFmV6EstQppLaPHzRr+CnwvwU+SctEpSUtIOqwwo | |
YoqgxC5fSlmAk5KSvkghHGSVIZWYrtNGnVX+uQJ8/47S9Cyg1x5zVYK7KolPf93d | |
IyUl7aIIzNCnEtMmKW09x9oB18V/vcAD97jvYpX2sZ9aeb/1IhCuSliuPswNSEnv | |
WoAbk3QrBTZqFylSneHHOFLbvgCEdsjC |
eNrtmVFygzAMRLGWn5yhV+h/z9L7X6SpMbXAkmpCQmi69jDM5GnBA/FawuP7+Hb5 | |
TJePNA63dAoppJBCCimk8EChbBHKT09PEsptwtQrTKoP2+74cv+cnM6J3zIFYB77 | |
aW7jcP1hGk896fvXKOjIJkRQm4cntch8tmK+aW+EMGBXwBVkFgQUtX+PAwLkv/Py | |
Hn3euIami4hmwopDy5T38RQgegArniNEX6IEzKNGNY2j/M702S4jJiUlJcUDKU7/ | |
NGiVpKSkJ6VxPkyrJCUlPVXeCFmV6EstQppLaPHzRr+CnwvwU+SctEpSUtIOqwwo | |
YoqgxC5fSlmAk5KSvkghHGSVIZWYrtNGnVX+uQJ8/47S9Cyg1x5zVYK7KolPf93d | |
IyUl7aIIzNCnEtMmKW09x9oB18V/vcAD97jvYpX2sZ9aeb/1IhCuSliuPswNSEnv | |
WoAbk3QrBTZqFylSneHHOFLbvgCEdsjC |
#!/usr/bin/env ruby | |
# Wolfram cellular automaton simulator | |
# Usage: ./rule.rb <rulenr> [<generations>|100] | |
rule = 7.downto(0).map { |x| x.to_s(2).rjust(3, ?0).chars.map(&:to_i) }.zip(ARGV.shift.to_i.to_s(2).rjust(8, ?0).chars.map(&:to_i)).to_h | |
steps = ARGV.shift&.to_i || 100 | |
row = [0] * steps + [1] + [0] * steps | |
steps.times { | |
puts(row.map { |c| c == 0 ? ' ' : "\u2588" }.join) |
I hereby claim:
To claim this, I am signing this object: