AdventOfCode2025/01/part1.go

package main

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


func main(){
	var dial int = 50
	var cnt int = 0

	content, err := os.ReadFile("input.txt")
	if err != nil {
		log.Fatal(err)
	}
	
	lines := strings.Split(string(content),"\n")


	for index, itr := range(lines){
		fmt.Printf("%v %v\n",index,itr)
		if itr == ""{
			break
		}
		if string(itr[0]) == "L" {
			tmp, err :=  strconv.Atoi(itr[1:])
			if err != nil {
				log.Fatal(err)
			}


			dial = dial - tmp
		}else{
			tmp, err := strconv.Atoi(itr[1:])
			if err != nil {
				log.Fatal(err)
			}
			dial = dial + tmp
		}

	fmt.Printf("Dial before adjust: %v\n",dial)
        for dial >= 100{
            dial = dial - 100
        }

        for dial < 0 {
            dial = dial + 100
        }
	fmt.Printf("Dial after adjust: %v\n",dial)

        if dial == 0 {
			cnt++
		}
		
	}

	fmt.Printf("res cnt: %v",cnt)
}