Use new AoC infrastructure and clean up.

dx.py

@@ -1,37 +0,0 @@
-import lib
-
-EXAMPLE = """
-"""
-
-def solve(lines: list[str]):
-    res = 0
-    for (i, line) in enumerate(lines):
-        print(i, line)
-        # digits = lib.str_to_int_list(line)
-        # digit = lib.str_to_single_int(line)
-    return res
-
-def solve2(lines: list[str]):
-    res = 0
-    for (i, line) in enumerate(lines):
-        print(i, line)
-    return res
-
-def main():
-    lines = lib.str_to_lines_no_empty(EXAMPLE)
-    print("Example  1:", solve(lines))
-    return
-
-    lines = lib.str_to_lines_no_empty(open("ix.txt").read())
-    print("Solution 1:", solve(lines))
-    return
-
-    lines = lib.str_to_lines_no_empty(EXAMPLE)
-    print("Example  2:", solve2(lines))
-    return
-
-    lines = lib.str_to_lines_no_empty(open("ix.txt").read())
-    print("Solution 2:", solve2(lines))
-
-if __name__ == "__main__":
-    main()

dx.py

@@ -0,0 +1 @@
+../aoc2023/dx.py