diff --git a/aoc.py b/aoc.py
index bd177fd..4f90fc9 100644
--- a/aoc.py
+++ b/aoc.py
@@ -3,6 +3,7 @@ from pathlib import Path
 from typing import Any, Generic, TypeVar
 from urllib.request import Request, urlopen
 from html.parser import HTMLParser
+from importlib import import_module
 
 T1 = TypeVar("T1")
 T2 = TypeVar("T2")
@@ -84,34 +85,30 @@ class Aoc2(ABC, Generic[T1, T2]):
         code_extractor.feed(site)
         return code_extractor.code
 
-    def run_example_1(self, ex_nr: int = 0) -> None:
+    def run_example_1(self, ex_nr: int = 0) -> str:
         inpt = self.get_examples_for_day()[ex_nr]
-        print(self.part1(self.parseinput1(inpt)))
+        return str(self.part1(self.parseinput1(inpt)))
 
-    def run_example_2(self, ex_nr: int = -1) -> None:
+    def run_example_2(self, ex_nr: int = -1) -> str:
         inpt = self.get_examples_for_day()[ex_nr]
-        print(self.part2(self.parseinput2(inpt)))
+        return str(self.part2(self.parseinput2(inpt)))
 
-    def run_1(self) -> None:
+    def run_1(self) -> str:
         inpt = self.get_data_for_day()
-        print(self.part1(self.parseinput1(inpt)))
+        return str(self.part1(self.parseinput1(inpt)))
 
-    def run_2(self) -> None:
+    def run_2(self) -> str:
         inpt = self.get_data_for_day()
-        print(self.part2(self.parseinput2(inpt)))
+        return str(self.part2(self.parseinput2(inpt)))
 
     def run(self) -> None:
-        print("Examples:")
-        print("Part 1: ", end="")
-        self.run_example_1()
-        print("Part 2: ", end="")
-        self.run_example_2()
+        print("Example:\t", end="")
+        print(f"{self.run_example_1()}\t", end="")
+        print(f"{self.run_example_2()}")
 
-        print("\nPuzzle:")
-        print("Part 1: ", end="")
-        self.run_1()
-        print("Part 2: ", end="")
-        self.run_2()
+        print("Real input:\t", end="")
+        print(f"{self.run_1()}\t", end="")
+        print(f"{self.run_2()}")
 
 
 class Aoc(Generic[T1], Aoc2[T1, T1]):
@@ -126,3 +123,19 @@ class Aoc(Generic[T1], Aoc2[T1, T1]):
 
     def part2(self, inpt: T1) -> Any:
         return self.part1(inpt)
+
+
+def main():
+    days = [
+        import_module(file.stem)
+        for file in Path(".").iterdir()
+        if file.name.endswith(".py") and file.name.startswith("day")
+    ]
+    for day in days:
+        print(f"Running {day.__name__}")
+        day.main()
+        print()
+
+
+if __name__ == "__main__":
+    main()
diff --git a/day01.py b/day01.py
index 1c293e2..22549e5 100644
--- a/day01.py
+++ b/day01.py
@@ -1,10 +1,6 @@
 import aoc
 
 
-def rstr(i: str) -> str:
-    return "".join(reversed(i))
-
-
 class Day01(aoc.Aoc[list[str]]):
     def __init__(self) -> None:
         super().__init__(2023, 1)