#!/bin/sh

urlenc() {
	LC_ALL=C awk -v s="$1" 'BEGIN {
		for (i = 0; i < 256; i++) ord[sprintf("%c", i)] = i
		len = length(s)
		for (i = 1; i <= len; i++) {
			c = substr(s, i, 1)
			if (c ~ /[A-Za-z0-9]/) res = res c
			else res = res sprintf("%%%02X", ord[c])
		}
		print res
		exit
	}'
}

exec open "https://www.google.com/search?udm=14&num=20&q=$(urlenc "$1")"