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https://github.com/tiennm99/adventofcode.git
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refactor(2025): day1
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@@ -1,3 +0,0 @@
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module part1
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go 1.23.4
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@@ -1,33 +0,0 @@
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package main
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import (
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"bufio"
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"fmt"
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"os"
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"strconv"
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)
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func main() {
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file, _ := os.Open("input.txt")
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defer file.Close()
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scanner := bufio.NewScanner(file)
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current := 50
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counter := 0
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for scanner.Scan() {
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line := scanner.Text()
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direction := line[0]
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multiplier := 1
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if direction == 'L' {
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multiplier = -1
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}
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number, _ := strconv.Atoi(line[1:])
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current += number * multiplier
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current = ((current % 100) + 100) % 100
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if current == 0 {
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counter++
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}
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// fmt.Printf("%s %c %d %d %d %d\n", line, direction, number, multiplier, current, counter)
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}
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fmt.Printf("%d\n", counter)
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}
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@@ -1,3 +0,0 @@
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module part2
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go 1.23.4
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@@ -8,7 +8,32 @@ import (
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"strconv"
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)
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func main() {
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func part1() {
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file, _ := os.Open("input.txt")
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defer file.Close()
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scanner := bufio.NewScanner(file)
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current := 50
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counter := 0
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for scanner.Scan() {
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line := scanner.Text()
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direction := line[0]
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multiplier := 1
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if direction == 'L' {
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multiplier = -1
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}
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number, _ := strconv.Atoi(line[1:])
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current += number * multiplier
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current = ((current % 100) + 100) % 100
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if current == 0 {
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counter++
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}
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// fmt.Printf("%s %c %d %d %d %d\n", line, direction, number, multiplier, current, counter)
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}
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fmt.Printf("%d\n", counter)
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}
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func part2() {
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file, _ := os.Open("input.txt")
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defer file.Close()
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@@ -36,3 +61,8 @@ func main() {
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}
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fmt.Printf("%d\n", counter)
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}
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func main() {
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part1()
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part2()
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}
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@@ -0,0 +1,3 @@
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module day1
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go 1.23.4
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