Day02 P1+P2

puzzleInput/02-input.txt

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puzzleInput/02-test.txt

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+forward 5
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src/main/kotlin/Day02.kt

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+import java.nio.file.Files
+import kotlin.io.path.Path
+
+fun main() {
+
+    val lines = Files.readAllLines(Path("puzzleInput/02-input.txt"))
+    println(lines)
+    val day = Day02(lines)
+    day.solvePuzzlePartOne()
+    day.solvePuzzlePartTwo()
+}
+
+class Day02(val lines: MutableList<String>) {
+
+    fun solvePuzzlePartOne() {
+        var depth: Int = 0
+        var pos: Int = 0
+
+        for (line in lines) {
+            val i = line.split(" ")[1].toInt()
+            when (line.first()) {
+                'f' -> {
+                    pos += i
+                }
+                'd' -> {
+                    depth += i
+                }
+                'u' -> {
+                    depth -= i
+                }
+            }
+        }
+        println("PartOne: $depth * $pos = ${depth * pos}")
+    }
+
+    fun solvePuzzlePartTwo() {
+        var depth: Int = 0
+        var pos: Int = 0
+        var aim: Int = 0
+
+        for (line in lines) {
+            val i = line.split(" ")[1].toInt()
+            when (line.first()) {
+                'f' -> {
+                    pos += i
+                    depth += aim*i
+                }
+                'd' -> {
+                    aim += i
+                }
+                'u' -> {
+                    aim -= i
+                }
+            }
+        }
+        println("PartOne: $depth * $pos = ${depth * pos}")
+    }
+
+}