package main

import "regexp"

// Find all the words in a string
// return [][2]int of index,length
func find_words(text string) [][]int {
	word, _ := regexp.Compile("([A-Za-z]+)")
	return word.FindAllStringIndex(text, -1)
}

// int version of Abs
func Abs(x int) int {
	if x < 0 {
		return -x
	}
	return x
}