Adding Day 10 Part 1

inputs/day10-example.txt

@@ -0,0 +1,10 @@
+[({(<(())[]>[[{[]{<()<>>
+[(()[<>])]({[<{<<[]>>(
+{([(<{}[<>[]}>{[]{[(<()>
+(((({<>}<{<{<>}{[]{[]{}
+[[<[([]))<([[{}[[()]]]
+[{[{({}]{}}([{[{{{}}([]
+{<[[]]>}<{[{[{[]{()[[[]
+[<(<(<(<{}))><([]([]()
+<{([([[(<>()){}]>(<<{{
+<{([{{}}[<[[[<>{}]]]>[]]

inputs/day10.txt

@@ -0,0 +1,102 @@
+[<<{[{([([({<{<>{}}>[[[]{}][[]<>])}{[(())][[<>{}]{[]{}}]})](([{<<>{}>[()<>]}<<<>()>{{}<>}>]{[{{}()}[(){}]]})
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puzzles/day10.py

@@ -0,0 +1,94 @@
+"""
+Advent of Code 2021 - Day 10
+
+Run with:
+    python puzzles/day10.py inputs/day10.txt
+"""
+
+import pathlib
+import sys
+from typing import Dict, List, Tuple
+
+from collections import Counter
+
+
+
+class Subsystem:
+    nav_data = None
+    open_chars = ['(', '[', '{', '<']
+    close_chars = [')', ']', '}', '>']
+
+    def __init__(self, inputs):
+        self.nav_data = inputs
+        self.chunks, self.corrupted_chars = self.validate()
+
+    def validate(self) -> Tuple[Dict, List[str]]:
+        chunks = {"corrupted": [], "incomplete": [], "complete": []}
+        corrupted_chars = []
+
+        for line in self.nav_data:
+            corrupted = False
+
+            opens = []
+            for char in line:
+                if char in self.open_chars:
+                    opens.append(char)
+                    continue
+
+                open_char = self.open_chars[self.close_chars.index(char)]
+                if opens[-1] != open_char:
+                    corrupted = True
+                    corrupted_chars.append(char)
+                    break
+
+                del opens[-1]   # Clear the open bracket
+
+            if corrupted:
+                chunks["corrupted"].append(line)
+            elif len(opens) != 0:
+                chunks["incomplete"].append(line)
+            else:
+                chunks["complete"].append(line)
+
+        return chunks, corrupted_chars
+
+    def score_corrupted(self) -> int:
+        scores = {")": 3, "]": 57, "}": 1197, ">": 25137,}
+        return sum([scores[char] for char in self.corrupted_chars])
+
+
+def part1(inputs: List[int]) -> int:
+    s = Subsystem(inputs)
+    return s.score_corrupted()
+
+
+def part2(inputs: List[int]) -> int:
+    return False
+
+
+def parse(inputs: str) -> List[int]:
+    """Parse the input string"""
+    return inputs.split()
+
+
+def solve(path: str) -> Tuple[int, int]:
+    """Solve the puzzle"""
+    puzzle_input = parse(pathlib.Path(path).read_text().strip())
+    part1_result = part1(puzzle_input)
+    part2_result = part2(puzzle_input)
+
+    return part1_result, part2_result
+
+
+def main() -> None:
+    for path in sys.argv[1:]:
+        print(f"Input File: {path}")
+
+        part1_result, part2_result = solve(path)
+
+        print(f"Part 1 Result: {part1_result}")
+        print(f"Part 2 Result: {part2_result}")
+
+
+if __name__ == "__main__":
+    main()

tests/test_day10.py

@@ -0,0 +1,38 @@
+import pathlib
+import pytest
+import sys
+
+ROOT_DIR = pathlib.Path(__file__).parent.parent
+sys.path.append(f"{ROOT_DIR}/puzzles")
+import day10 as aoc
+
+INPUTS_DIR = f"{ROOT_DIR}/inputs"
+
+@pytest.fixture
+def example_data():
+    input_path = f"{INPUTS_DIR}/day10-example.txt"
+    return aoc.parse(pathlib.Path(input_path).read_text().strip())
+
+
+@pytest.fixture
+def day10_data():
+    input_path = f"{INPUTS_DIR}/day10.txt"
+    return aoc.parse(pathlib.Path(input_path).read_text().strip())
+
+
+def test_example1(example_data):
+    assert aoc.part1(example_data) == 26397
+
+
+@pytest.mark.skip(reason="Not implemented")
+def test_example2(example_data):
+    assert aoc.part2(example_data) == ...
+
+
+def test_part1(day10_data):
+    assert aoc.part1(day10_data) == 387363
+
+
+@pytest.mark.skip(reason="Not implemented")
+def test_part2(day10_data):
+    assert aoc.part2(day10_data) == ...