tompng

p *$<.map{|l,n=1|l[l.to_i.to_s n+=1]?n:redo}
$<.map{|l,n=1|l[l.to_i.to_s n+=1]||redo;p n}
$<.map{|l,n=1|l[l.to_i.to_s n+=1]?p(n):redo}
p *$<.map{|l|l[l.to_i.to_s n=1+n||=1]?n:redo}
exit

# ruby1.8.7
n=1;$<.map{|l|l[l.to_i.to_s n+=1]?p(n):redo;n=1}
n=1;$<.map{|l|l[l.to_i.to_s n+=1]||redo;p n;n=1}
$<.map{|l|n||=1;!l[l.to_i.to_s n+=1]?redo:p(n)}

tompng

require 'io/console'
require 'net/http'
require 'digest'

class Loader
  def initialize(url, download_dir)
    @url = url
    uri = URI.parse url
    @file_name = File.basename(url).gsub(/[^a-zA-Z0-9_.]/, '').gsub(/^\./, 'file.')
    @file_path = "#{download_dir}/#{@file_name}"

tompng

def haisai(x,y)
  y2=(y<0?y+2.75:y)
  ha=((x+y-0.5)**2+4**(8*x+8*y-4)+(y-14*x-25-2*(x+y-0.5)**2)**2-6)*((6*x+4*y-x*x-1)**4+4*(y-x-2)**2-3)
  ii=(16*(x-y2+7/8.0+x*x/8)**2+8*(y2-15/8.0)**4-1)*(49*(x-1)**2+32*(y2-1)**8-1)-1
  sa=4/((x+1.25)**8+(16*y+16+(x+1.25)**2/4)**2/(1+(x+1.25)**2))+1/(4*(y+1)**8+(8*x+14)**2)+4/((y+4/3.0)**8+(16*x+12+(y+0.5)**4/2)**2)-1
  ha*ii*sa
end
n=48
n.times{|y|
  puts (2*n).times.map{|x|

tompng

eval(s="tobf=->s{s.chars.map{|c|%([-])+?+*c.ord+?.}.join};a,b=[\"package main;import \\\"fmt\\\";func main(){fmt.Println(\\\"<?php echo(\\\\\\\"print(\\\\\\\\\\\\\\\"console.log(\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\"#include<stdio.h>\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\nint main(){puts(\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\"\", \"\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\");}\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\")\\\\\\\\\\\\\\\")\\\\\\\");\\\")}\"];c=%[eval(s=]+s.inspect+?);5.times{c=c.inspect[1...-1]};puts tobf[a+c+b]")

tompng

function gencode(code, n){
  code.push(`const a${Math.random()*9999|0}=${Math.random()}`)
  if(n==0) {
    code.push('console.log(123)')
    return
  }
  const rnd = Math.random()
  if(rnd < 0.5){
    code.push('for(let i=0;i<10;i++){')

tompng

class Node
  attr_reader :to_s
  def initialize op, a=nil, b=nil
    if a.nil?
      @to_s = op
      return
    end
    case op
    when :-@

tompng

#include <stdio.h>
int main(){
int size = 24;
for(int y=0;y<size;printf("\n"),y++){for(int x=0;x<size;x++){
  int size = 24;
  float a=0.1+(y-1.8*x)/size;
  float b=1.2-(x+1.8*y)/size;
  float c=b+(a<0?-a:a);
  float d=(b+c-1.4);
  d=d*d*d*d;d=d*d;

tompng

function serializeDOM(dom){
  return {
    tag: dom.tagName,
    class: dom.className,
    children: [...dom.childNodes].map(a=>serializeDOM(a))
  }
}

diffs = []
function diff(oa, ob, path, ac) {

tompng

require './config/routes.rb'
app = Rails.application
routes = app.routes

tests = []
routes.router.routes.each do |r|
  r.verb
  s = r.ast.to_s
  path = s.gsub(/\([^)]+\)/, '').gsub(/\*.*/, '').gsub(/:([a-z_]+_)?id/, '1')
  next if path =~ /:/

tompng

Hackers Champloo 2019 LT資料

発表スライドはこちら https://www.slideshare.net/tomoyaishida1238/hcmpl2019lt-152588196

自己紹介コード

https://github.com/tompng/tompng

「意味不明で楽しい」用コード

tanosii.rb