package main

import (
	"fmt"
	"os"
	"regexp"
	"strconv"
)

func check(e error) {
	if e != nil {
		panic(e)
	}
}


func main() {
	f, err := os.Open("./four.txt")
	defer f.Close()
	check(err)

	n_safe := 0
	n_dampener_safe := 0

	scanner := bufio.NewScanner(f)
	for scanner.Scan() {
    }
}