day01

day01/day01.go

@@ -0,0 +1,34 @@
+package day01
+
+import "aoc2015/aoclib"
+
+func Part1(puzzle aoclib.Puzzle) interface{} {
+	line := puzzle.GetInputArray()[0]
+	answer := 0
+	for _, c := range line {
+		if c == '(' {
+			answer++
+		} else {
+			answer--
+		}
+	}
+
+	return answer
+}
+
+func Part2(puzzle aoclib.Puzzle) interface{} {
+	line := puzzle.GetInputArray()[0]
+	answer := 0
+	for x, c := range line {
+		if c == '(' {
+			answer++
+		} else {
+			answer--
+		}
+		if answer < 0 {
+			return x + 1
+		}
+	}
+
+	return -1
+}

inputs/1_test

@@ -0,0 +1 @@
+(())()()))(((((())

main.go

@@ -1,12 +1,8 @@
 package main
 
 import (
-	"aoc2020/aoclib"
-	"aoc2020/day01"
-	"aoc2020/day02"
-	"aoc2020/day03"
-	"aoc2020/day17"
-	"aoc2020/day18"
+	"aoc2015/aoclib"
+	"aoc2015/day01"
 	"flag"
 	"fmt"
 	"os"
@@ -26,18 +22,6 @@ func initDayFunctions() {
 	dayFunctions[1] = make(map[int]func(puzzle aoclib.Puzzle) interface{})
 	dayFunctions[1][1] = day01.Part1
 	dayFunctions[1][2] = day01.Part2
-	dayFunctions[2] = make(map[int]func(puzzle aoclib.Puzzle) interface{})
-	dayFunctions[2][1] = day02.Part1
-	dayFunctions[2][2] = day02.Part2
-	dayFunctions[3] = make(map[int]func(puzzle aoclib.Puzzle) interface{})
-	dayFunctions[3][1] = day03.Part1
-	dayFunctions[3][2] = day03.Part2
-	dayFunctions[17] = make(map[int]func(puzzle aoclib.Puzzle) interface{})
-	dayFunctions[17][1] = day17.Part1
-	dayFunctions[17][2] = day17.Part2
-	dayFunctions[18] = make(map[int]func(puzzle aoclib.Puzzle) interface{})
-	dayFunctions[18][1] = day18.Part1
-	dayFunctions[18][2] = day18.Part2
 }
 
 func execute(thisDay int) {