package main

import (
	"fmt"
	"os"
	"strconv"
	"strings"
)

func main() {

	lines := parse()

	var first = 0
	var last = 0

	for _, line := range lines {
		fmt.Println(line)
		for i := 0; i < len(line); i++ {
			//fmt.Println(int(line[i]))
			x := strconv.Atoi(line[i])
			if x {
				first = x
				break
			}
		}
		for i := 0; i < len(line); i++ {
			//fmt.Println(int(line[i]))
			x, err := strconv.Atoi(line[i])
			if err == nil {
				last = x
				break
			}
		}
	}

}

func parse() []string {
	filePath := os.Args[1]
	data, _ := os.ReadFile(filePath)
	chunks := strings.Split(string(data), "\n")
	return chunks
}