From 0ce0be9a6d19b19161efbcb386dd8bdc56fb1711 Mon Sep 17 00:00:00 2001
From: LordBaryhobal <lordbaryhobal@gmail.com>
Date: Fri, 1 Dec 2023 09:07:15 +0100
Subject: [PATCH] day 1 puzzle 1

---
 AdventOfCode2023.iml           |    4 +
 res/day1/input1.txt            | 1000 ++++++++++++++++++++++++++++++++
 src/day1/Puzzle1.scala         |   29 +
 tests/day1/Puzzle1Tester.scala |    9 +
 tests_res/day1/input1.txt      |    4 +
 5 files changed, 1046 insertions(+)
 create mode 100644 res/day1/input1.txt
 create mode 100644 src/day1/Puzzle1.scala
 create mode 100644 tests/day1/Puzzle1Tester.scala
 create mode 100644 tests_res/day1/input1.txt

diff --git a/AdventOfCode2023.iml b/AdventOfCode2023.iml
index 7069299..e43d8aa 100644
--- a/AdventOfCode2023.iml
+++ b/AdventOfCode2023.iml
@@ -3,10 +3,14 @@
   <component name="NewModuleRootManager" inherit-compiler-output="true">
     <exclude-output />
     <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/res" type="java-resource" />
       <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/tests" isTestSource="true" />
+      <sourceFolder url="file://$MODULE_DIR$/tests_res" type="java-test-resource" />
     </content>
     <orderEntry type="inheritedJdk" />
     <orderEntry type="sourceFolder" forTests="false" />
     <orderEntry type="library" name="scala-sdk-2.13.12" level="application" />
+    <orderEntry type="library" name="scalatest.scalatest_2.13" level="project" />
   </component>
 </module>
\ No newline at end of file
diff --git a/res/day1/input1.txt b/res/day1/input1.txt
new file mode 100644
index 0000000..6efe96c
--- /dev/null
+++ b/res/day1/input1.txt
@@ -0,0 +1,1000 @@
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\ No newline at end of file
diff --git a/src/day1/Puzzle1.scala b/src/day1/Puzzle1.scala
new file mode 100644
index 0000000..76f175e
--- /dev/null
+++ b/src/day1/Puzzle1.scala
@@ -0,0 +1,29 @@
+package day1
+
+import scala.io.{BufferedSource, Source}
+
+object Puzzle1 {
+  def loadInput(path: String): Int = {
+    var sum: Int = 0
+    val source: BufferedSource = Source.fromFile(path)
+    for (line: String <- source.getLines()) {
+      var a: Int = -1
+      var b: Int = -1
+      for (c: Char <- line) {
+        if ('0' <= c && c <= '9') {
+          if (a == -1) {
+            a = c - '0'
+          }
+          b = c - '0'
+        }
+      }
+      sum += a*10 + b
+    }
+    source.close()
+    return sum
+  }
+  def main(args: Array[String]): Unit = {
+    val sum: Int = loadInput("res/day1/input1.txt")
+    println(s"sum = $sum")
+  }
+}
diff --git a/tests/day1/Puzzle1Tester.scala b/tests/day1/Puzzle1Tester.scala
new file mode 100644
index 0000000..91dbd95
--- /dev/null
+++ b/tests/day1/Puzzle1Tester.scala
@@ -0,0 +1,9 @@
+package day1
+
+import org.scalatest.funsuite.AnyFunSuite
+
+class Puzzle1Tester extends AnyFunSuite {
+  test("Puzzle1.loadInput") {
+    assert(Puzzle1.loadInput("tests_res/day1/input1.txt") == 142)
+  }
+}
\ No newline at end of file
diff --git a/tests_res/day1/input1.txt b/tests_res/day1/input1.txt
new file mode 100644
index 0000000..1ba8437
--- /dev/null
+++ b/tests_res/day1/input1.txt
@@ -0,0 +1,4 @@
+1abc2
+pqr3stu8vwx
+a1b2c3d4e5f
+treb7uchet
\ No newline at end of file