diff --git a/src/cli/commands/day001.rs b/src/cli/commands/day001.rs
index 51e68d6..991b5b5 100644
--- a/src/cli/commands/day001.rs
+++ b/src/cli/commands/day001.rs
@@ -31,4 +31,3 @@ pub fn subcmd_day001(file: &Option<PathBuf>, top: &i32, total: &bool) {
         }
     }
 }
-
diff --git a/src/cli/commands/day002.rs b/src/cli/commands/day002.rs
index 7764272..0506888 100644
--- a/src/cli/commands/day002.rs
+++ b/src/cli/commands/day002.rs
@@ -1,5 +1,6 @@
 use crate::cli::PathBuf;
 use crate::util::read_lines;
+
 #[derive(Debug)]
 enum Shape {
     Rock,
diff --git a/src/cli/commands/day003.rs b/src/cli/commands/day003.rs
index 92f4bcd..8213436 100644
--- a/src/cli/commands/day003.rs
+++ b/src/cli/commands/day003.rs
@@ -1,4 +1,4 @@
 use crate::cli::PathBuf;
-pub fn subcmd_day003(file: &Option<PathBuf>, alt: &bool) {
+use crate::util::read_lines;
 
-}
\ No newline at end of file
+}
diff --git a/src/cli/commands/day004.rs b/src/cli/commands/day004.rs
new file mode 100644
index 0000000..8f1a4c9
--- /dev/null
+++ b/src/cli/commands/day004.rs
@@ -0,0 +1,8 @@
+use crate::cli::PathBuf;
+use crate::util::read_lines;
+
+pub fn subcmd_day004(file: &Option<PathBuf>, alt: &bool) {
+    if let Ok(lines) = read_lines(file.as_ref().unwrap().as_path()) {
+        
+    }
+}
diff --git a/src/cli/commands/day005.rs b/src/cli/commands/day005.rs
new file mode 100644
index 0000000..99e11ae
--- /dev/null
+++ b/src/cli/commands/day005.rs
@@ -0,0 +1,8 @@
+use crate::cli::PathBuf;
+use crate::util::read_lines;
+
+pub fn subcmd_day005(file: &Option<PathBuf>, alt: &bool) {
+    if let Ok(lines) = read_lines(file.as_ref().unwrap().as_path()) {
+
+    }
+}
diff --git a/src/cli/commands/day006.rs b/src/cli/commands/day006.rs
new file mode 100644
index 0000000..18923be
--- /dev/null
+++ b/src/cli/commands/day006.rs
@@ -0,0 +1,8 @@
+use crate::cli::PathBuf;
+use crate::util::read_lines;
+
+pub fn subcmd_day006(file: &Option<PathBuf>, alt: &bool) {
+    if let Ok(lines) = read_lines(file.as_ref().unwrap().as_path()) {
+
+    }
+}
diff --git a/src/cli/commands/day007.rs b/src/cli/commands/day007.rs
new file mode 100644
index 0000000..21a9f06
--- /dev/null
+++ b/src/cli/commands/day007.rs
@@ -0,0 +1,8 @@
+use crate::cli::PathBuf;
+use crate::util::read_lines;
+
+pub fn subcmd_day007(file: &Option<PathBuf>, alt: &bool) {
+    if let Ok(lines) = read_lines(file.as_ref().unwrap().as_path()) {
+
+    }
+}
diff --git a/src/cli/commands/day008.rs b/src/cli/commands/day008.rs
new file mode 100644
index 0000000..cffcef2
--- /dev/null
+++ b/src/cli/commands/day008.rs
@@ -0,0 +1,8 @@
+use crate::cli::PathBuf;
+use crate::util::read_lines;
+
+pub fn subcmd_day008(file: &Option<PathBuf>, alt: &bool) {
+    if let Ok(lines) = read_lines(file.as_ref().unwrap().as_path()) {
+
+    }
+}
diff --git a/src/cli/commands/day009.rs b/src/cli/commands/day009.rs
new file mode 100644
index 0000000..71b54e1
--- /dev/null
+++ b/src/cli/commands/day009.rs
@@ -0,0 +1,8 @@
+use crate::cli::PathBuf;
+use crate::util::read_lines;
+
+pub fn subcmd_day009(file: &Option<PathBuf>, alt: &bool) {
+    if let Ok(lines) = read_lines(file.as_ref().unwrap().as_path()) {
+
+    }
+}
diff --git a/src/cli/commands/day010.rs b/src/cli/commands/day010.rs
new file mode 100644
index 0000000..00c7d54
--- /dev/null
+++ b/src/cli/commands/day010.rs
@@ -0,0 +1,8 @@
+use crate::cli::PathBuf;
+use crate::util::read_lines;
+
+pub fn subcmd_day010(file: &Option<PathBuf>, alt: &bool) {
+    if let Ok(lines) = read_lines(file.as_ref().unwrap().as_path()) {
+
+    }
+}
diff --git a/src/cli/commands/day011.rs b/src/cli/commands/day011.rs
new file mode 100644
index 0000000..92b7741
--- /dev/null
+++ b/src/cli/commands/day011.rs
@@ -0,0 +1,8 @@
+use crate::cli::PathBuf;
+use crate::util::read_lines;
+
+pub fn subcmd_day011(file: &Option<PathBuf>, alt: &bool) {
+    if let Ok(lines) = read_lines(file.as_ref().unwrap().as_path()) {
+
+    }
+}
diff --git a/src/cli/commands/day012.rs b/src/cli/commands/day012.rs
new file mode 100644
index 0000000..6a88711
--- /dev/null
+++ b/src/cli/commands/day012.rs
@@ -0,0 +1,8 @@
+use crate::cli::PathBuf;
+use crate::util::read_lines;
+
+pub fn subcmd_day012(file: &Option<PathBuf>, alt: &bool) {
+    if let Ok(lines) = read_lines(file.as_ref().unwrap().as_path()) {
+
+    }
+}
diff --git a/src/cli/commands/day013.rs b/src/cli/commands/day013.rs
new file mode 100644
index 0000000..62ca037
--- /dev/null
+++ b/src/cli/commands/day013.rs
@@ -0,0 +1,8 @@
+use crate::cli::PathBuf;
+use crate::util::read_lines;
+
+pub fn subcmd_day013(file: &Option<PathBuf>, alt: &bool) {
+    if let Ok(lines) = read_lines(file.as_ref().unwrap().as_path()) {
+
+    }
+}
diff --git a/src/cli/commands/day014.rs b/src/cli/commands/day014.rs
new file mode 100644
index 0000000..fa807d2
--- /dev/null
+++ b/src/cli/commands/day014.rs
@@ -0,0 +1,8 @@
+use crate::cli::PathBuf;
+use crate::util::read_lines;
+
+pub fn subcmd_day014(file: &Option<PathBuf>, alt: &bool) {
+    if let Ok(lines) = read_lines(file.as_ref().unwrap().as_path()) {
+
+    }
+}
diff --git a/src/cli/commands/day015.rs b/src/cli/commands/day015.rs
new file mode 100644
index 0000000..7032f2b
--- /dev/null
+++ b/src/cli/commands/day015.rs
@@ -0,0 +1,8 @@
+use crate::cli::PathBuf;
+use crate::util::read_lines;
+
+pub fn subcmd_day015(file: &Option<PathBuf>, alt: &bool) {
+    if let Ok(lines) = read_lines(file.as_ref().unwrap().as_path()) {
+
+    }
+}
diff --git a/src/cli/commands/day016.rs b/src/cli/commands/day016.rs
new file mode 100644
index 0000000..4384145
--- /dev/null
+++ b/src/cli/commands/day016.rs
@@ -0,0 +1,8 @@
+use crate::cli::PathBuf;
+use crate::util::read_lines;
+
+pub fn subcmd_day016(file: &Option<PathBuf>, alt: &bool) {
+    if let Ok(lines) = read_lines(file.as_ref().unwrap().as_path()) {
+
+    }
+}
diff --git a/src/cli/commands/day017.rs b/src/cli/commands/day017.rs
new file mode 100644
index 0000000..e1ebc60
--- /dev/null
+++ b/src/cli/commands/day017.rs
@@ -0,0 +1,8 @@
+use crate::cli::PathBuf;
+use crate::util::read_lines;
+
+pub fn subcmd_day017(file: &Option<PathBuf>, alt: &bool) {
+    if let Ok(lines) = read_lines(file.as_ref().unwrap().as_path()) {
+
+    }
+}
diff --git a/src/cli/commands/day018.rs b/src/cli/commands/day018.rs
new file mode 100644
index 0000000..d4bce8d
--- /dev/null
+++ b/src/cli/commands/day018.rs
@@ -0,0 +1,8 @@
+use crate::cli::PathBuf;
+use crate::util::read_lines;
+
+pub fn subcmd_day018(file: &Option<PathBuf>, alt: &bool) {
+    if let Ok(lines) = read_lines(file.as_ref().unwrap().as_path()) {
+
+    }
+}
diff --git a/src/cli/commands/day019.rs b/src/cli/commands/day019.rs
new file mode 100644
index 0000000..599aa5c
--- /dev/null
+++ b/src/cli/commands/day019.rs
@@ -0,0 +1,8 @@
+use crate::cli::PathBuf;
+use crate::util::read_lines;
+
+pub fn subcmd_day019(file: &Option<PathBuf>, alt: &bool) {
+    if let Ok(lines) = read_lines(file.as_ref().unwrap().as_path()) {
+
+    }
+}
diff --git a/src/cli/commands/day020.rs b/src/cli/commands/day020.rs
new file mode 100644
index 0000000..e946dd1
--- /dev/null
+++ b/src/cli/commands/day020.rs
@@ -0,0 +1,8 @@
+use crate::cli::PathBuf;
+use crate::util::read_lines;
+
+pub fn subcmd_day020(file: &Option<PathBuf>, alt: &bool) {
+    if let Ok(lines) = read_lines(file.as_ref().unwrap().as_path()) {
+
+    }
+}
diff --git a/src/cli/commands/day021.rs b/src/cli/commands/day021.rs
new file mode 100644
index 0000000..9083a33
--- /dev/null
+++ b/src/cli/commands/day021.rs
@@ -0,0 +1,8 @@
+use crate::cli::PathBuf;
+use crate::util::read_lines;
+
+pub fn subcmd_day021(file: &Option<PathBuf>, alt: &bool) {
+    if let Ok(lines) = read_lines(file.as_ref().unwrap().as_path()) {
+
+    }
+}
diff --git a/src/cli/commands/day022.rs b/src/cli/commands/day022.rs
new file mode 100644
index 0000000..8dcd9d5
--- /dev/null
+++ b/src/cli/commands/day022.rs
@@ -0,0 +1,8 @@
+use crate::cli::PathBuf;
+use crate::util::read_lines;
+
+pub fn subcmd_day022(file: &Option<PathBuf>, alt: &bool) {
+    if let Ok(lines) = read_lines(file.as_ref().unwrap().as_path()) {
+
+    }
+}
diff --git a/src/cli/commands/day023.rs b/src/cli/commands/day023.rs
new file mode 100644
index 0000000..7274cd7
--- /dev/null
+++ b/src/cli/commands/day023.rs
@@ -0,0 +1,8 @@
+use crate::cli::PathBuf;
+use crate::util::read_lines;
+
+pub fn subcmd_day023(file: &Option<PathBuf>, alt: &bool) {
+    if let Ok(lines) = read_lines(file.as_ref().unwrap().as_path()) {
+
+    }
+}
diff --git a/src/cli/commands/day024.rs b/src/cli/commands/day024.rs
new file mode 100644
index 0000000..4be87f6
--- /dev/null
+++ b/src/cli/commands/day024.rs
@@ -0,0 +1,8 @@
+use crate::cli::PathBuf;
+use crate::util::read_lines;
+
+pub fn subcmd_day024(file: &Option<PathBuf>, alt: &bool) {
+    if let Ok(lines) = read_lines(file.as_ref().unwrap().as_path()) {
+
+    }
+}
diff --git a/src/cli/commands/day025.rs b/src/cli/commands/day025.rs
new file mode 100644
index 0000000..e543a08
--- /dev/null
+++ b/src/cli/commands/day025.rs
@@ -0,0 +1,8 @@
+use crate::cli::PathBuf;
+use crate::util::read_lines;
+
+pub fn subcmd_day025(file: &Option<PathBuf>, alt: &bool) {
+    if let Ok(lines) = read_lines(file.as_ref().unwrap().as_path()) {
+
+    }
+}