yu come25136

I hereby claim:

I am come25136 on github.
I am come25136 (https://keybase.io/come25136) on keybase.
I have a public key whose fingerprint is 1F94 D115 DC25 AB60 F3B1 8AD9 DD2D 4AA6 B748 84AE

To claim this, I am signing this object:

	// 画像をグレイスケール化
	function toGrayscale(array: Uint8ClampedArray, width: number, height: number) {
	// https://qiita.com/ltzz/items/2160b5a73c206e14bde3
	let outputArray = new Uint8Array(width * height);
	for (let y = 0; y < height; y += 4) {
	for (let x = 0; x < width; x += 4) {
	for (let dy = 0; dy < 4; ++dy) {
	for (let dx = 0; dx < 4; ++dx) {
	const r = array[((y + dy) * width + (x + dx)) * 4 + 0];
	const g = array[((y + dy) * width + (x + dx)) * 4 + 1];

	# Setup package server
	sudo sed -i -e 's\|http://archive.ubuntu.com\|http://jp.archive.ubuntu.com\|g' /etc/apt/sources.list

	# Setup ask process restart
	echo "\$nrconf{restart} = 'l';" \| sudo tee /etc/needrestart/conf.d/50local.conf

	# Update packages
	sudo apt update -y
	sudo apt upgrade -y

	const path = require('path')
	const fS = require('fs')
	const fL = require('node-filelist')
	const ffmpeg = require('fluent-ffmpeg')
	const cliProgress = require('cli-progress')

	const exclusion = require('./exclusion.json')

	if (process.argv.length < 4) throw new Error(`Args isn't valid.`)

	keyconfig_data = \
	[("Screen Editing",
	{"space_type": 'EMPTY', "region_type": 'WINDOW'},
	{"items":
	[("screen.actionzone",
	{"type": 'LEFTMOUSE', "value": 'PRESS'},
	{"properties":
	[("modifier", 0),
	],
	},