diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..9afcbff
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,100 @@
+# Created by .ignore support plugin (hsz.mobi)
+### Kotlin template
+# Compiled class file
+*.class
+
+# Log file
+*.log
+
+# BlueJ files
+*.ctxt
+
+# Mobile Tools for Java (J2ME)
+.mtj.tmp/
+
+# Package Files #
+*.jar
+*.war
+*.nar
+*.ear
+*.zip
+*.tar.gz
+*.rar
+
+# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
+hs_err_pid*
+
+### JetBrains template
+# Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio and WebStorm
+# Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839
+
+# User-specific stuff
+.idea/**/workspace.xml
+.idea/**/tasks.xml
+.idea/**/usage.statistics.xml
+.idea/**/dictionaries
+.idea/**/shelf
+
+# Generated files
+.idea/**/contentModel.xml
+
+# Sensitive or high-churn files
+.idea/**/dataSources/
+.idea/**/dataSources.ids
+.idea/**/dataSources.local.xml
+.idea/**/sqlDataSources.xml
+.idea/**/dynamic.xml
+.idea/**/uiDesigner.xml
+.idea/**/dbnavigator.xml
+
+# Gradle
+.idea/**/gradle.xml
+.idea/**/libraries
+
+# Gradle and Maven with auto-import
+# When using Gradle or Maven with auto-import, you should exclude module files,
+# since they will be recreated, and may cause churn.  Uncomment if using
+# auto-import.
+# .idea/artifacts
+# .idea/compiler.xml
+# .idea/modules.xml
+# .idea/*.iml
+# .idea/modules
+# *.iml
+# *.ipr
+
+# CMake
+cmake-build-*/
+
+# Mongo Explorer plugin
+.idea/**/mongoSettings.xml
+
+# File-based project format
+*.iws
+
+# IntelliJ
+out/
+
+# mpeltonen/sbt-idea plugin
+.idea_modules/
+
+# JIRA plugin
+atlassian-ide-plugin.xml
+
+# Cursive Clojure plugin
+.idea/replstate.xml
+
+# Crashlytics plugin (for Android Studio and IntelliJ)
+com_crashlytics_export_strings.xml
+crashlytics.properties
+crashlytics-build.properties
+fabric.properties
+
+# Editor-based Rest Client
+.idea/httpRequests
+
+# Android studio 3.1+ serialized cache file
+.idea/caches/build_file_checksums.ser
+
+.gitignore
+.gradle/
diff --git a/.idea/jarRepositories.xml b/.idea/jarRepositories.xml
index fdc392f..39e70b4 100644
--- a/.idea/jarRepositories.xml
+++ b/.idea/jarRepositories.xml
@@ -16,5 +16,20 @@
       <option name="name" value="MavenRepo" />
       <option name="url" value="https://repo.maven.apache.org/maven2/" />
     </remote-repository>
+    <remote-repository>
+      <option name="id" value="BintrayJCenter" />
+      <option name="name" value="BintrayJCenter" />
+      <option name="url" value="https://jcenter.bintray.com/" />
+    </remote-repository>
+    <remote-repository>
+      <option name="id" value="maven" />
+      <option name="name" value="maven" />
+      <option name="url" value="file:$PROJECT_DIR$/" />
+    </remote-repository>
+    <remote-repository>
+      <option name="id" value="maven" />
+      <option name="name" value="maven" />
+      <option name="url" value="https://dl.bintray.com/arrow-kt/arrow-kt/" />
+    </remote-repository>
   </component>
 </project>
\ No newline at end of file
diff --git a/build.gradle.kts b/build.gradle.kts
index 8ec9e56..ee60c75 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -1,6 +1,7 @@
 plugins {
     kotlin("jvm") version "1.3.61"
     application
+    kotlin("kapt") version "1.3.61"
 }
 
 group = "dev.acicchetti"
@@ -8,10 +9,19 @@ version = "1.0-SNAPSHOT"
 
 repositories {
     mavenCentral()
+    jcenter()
+    maven {
+        url = uri("https://dl.bintray.com/arrow-kt/arrow-kt/")
+    }
 }
 
+val arrowVersion = "0.10.3"
 dependencies {
     implementation(kotlin("stdlib-jdk8"))
+    implementation("io.arrow-kt:arrow-core:$arrowVersion")
+    implementation("io.arrow-kt:arrow-syntax:$arrowVersion")
+    implementation("io.arrow-kt:arrow-optics:$arrowVersion")
+    kapt("io.arrow-kt:arrow-meta:$arrowVersion")
 }
 
 tasks {
diff --git a/src/main/kotlin/Day1.kt b/src/main/kotlin/Day1.kt
deleted file mode 100644
index f1eafa9..0000000
--- a/src/main/kotlin/Day1.kt
+++ /dev/null
@@ -1,3 +0,0 @@
-fun main() {
-
-}
\ No newline at end of file
diff --git a/src/main/kotlin/day1/Day1.kt b/src/main/kotlin/day1/Day1.kt
new file mode 100644
index 0000000..f15ad66
--- /dev/null
+++ b/src/main/kotlin/day1/Day1.kt
@@ -0,0 +1,12 @@
+package day1
+
+import java.nio.file.Files
+import java.nio.file.Path
+
+class Day1 {
+    fun loadFile(inputFile: Path): List<String> {
+        return Files.readAllLines(inputFile)
+    }
+
+
+}
diff --git a/src/main/resources/day1.txt b/src/main/resources/day1.txt
new file mode 100644
index 0000000..326092a
--- /dev/null
+++ b/src/main/resources/day1.txt
@@ -0,0 +1,100 @@
+76663
+111378
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+115688
+67473
+85562
+62955
+64052
+104961
+128687
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+81158
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