Refactor code for API (#3)

Co-authored-by: Mikael CAPELLE <mikael.capelle@thalesaleniaspace.com>
Co-authored-by: Mikaël Capelle <capelle.mikael@gmail.com>
Reviewed-on: #3

src/holt59/aoc/2022/day1.py

@@ -1,7 +1,12 @@
-import sys
+from typing import Any, Iterator
 
-blocks = sys.stdin.read().split("\n\n")
-values = sorted(sum(map(int, block.split())) for block in blocks)
+from ..base import BaseSolver
 
-print(f"answer 1 is {values[-1]}")
-print(f"answer 2 is {sum(values[-3:])}")
+
+class Solver(BaseSolver):
+    def solve(self, input: str) -> Iterator[Any]:
+        blocks = input.split("\n\n")
+        values = sorted(sum(map(int, block.split())) for block in blocks)
+
+        yield values[-1]
+        yield sum(values[-3:])