diff --git a/Cargo.lock b/Cargo.lock
index 3598e48..c91cf45 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3,7 +3,7 @@
 version = 3
 
 [[package]]
-name = "day1"
+name = "day01"
 version = "0.1.0"
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index 0f521c8..1b89567 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -2,5 +2,29 @@
 
 members = [
 	"tiesto",
-	"day1",
+	"day01",
+	"day02",
+	"day03",
+	"day04",
+	"day05",
+	"day06",
+	"day07",
+	"day08",
+	"day09",
+	"day10",
+	"day11",
+	"day12",
+	"day13",
+	"day14",
+	"day15",
+	"day16",
+	"day17",
+	"day18",
+	"day19",
+	"day20",
+	"day21",
+	"day22",
+	"day23",
+	"day24",
+	"day25",
 ]
diff --git a/day1/Cargo.toml b/day01/Cargo.toml
similarity index 91%
rename from day1/Cargo.toml
rename to day01/Cargo.toml
index a3c4e52..5a61072 100644
--- a/day1/Cargo.toml
+++ b/day01/Cargo.toml
@@ -1,5 +1,5 @@
 [package]
-name = "day1"
+name = "day01"
 version = "0.1.0"
 edition = "2021"
 
diff --git a/day1/input.txt b/day01/input.txt
similarity index 100%
rename from day1/input.txt
rename to day01/input.txt
diff --git a/day1/src/main.rs b/day01/src/main.rs
similarity index 92%
rename from day1/src/main.rs
rename to day01/src/main.rs
index 24f266c..71db3cb 100644
--- a/day1/src/main.rs
+++ b/day01/src/main.rs
@@ -17,11 +17,10 @@ fn main() {
 fn get_elfs(input: &str) -> Vec<u32> {
     let binding = input.to_owned();
     let input: Vec<&str> = binding.lines().collect();
-    let mut elfs = Vec::new();
-    let mut ptr: usize = 0;
-    elfs.push(0);
+    let mut elfs = Vec::from([0]);
     for line in input{
-        if line == "" {ptr+=1; elfs.push(0); continue;}
+        if line == "" {elfs.push(0); continue;}
+        let ptr = elfs.len()-1;
         elfs[ptr] += u32::from_str(line).expect("all content must be numbers");
     }
     elfs