day7

answer_cache.json

@@ -63,5 +63,15 @@
             "wrong": [],
             "correct": 39149
         }
+    },
+    "7": {
+        "1": {
+            "wrong": [],
+            "correct": "JMQZELVYXTIGPHFNSOADKWBRUC"
+        },
+        "2": {
+            "wrong": [],
+            "correct": 1133
+        }
     }
 }

day07.py

@@ -0,0 +1,84 @@
+from tools.aoc import AOCDay
+from typing import Any
+
+
+def get_available_steps(steps: dict) -> list:
+    return [x for x in steps if len(steps[x]) == 0]
+
+
+class Day(AOCDay):
+    inputs = [
+        [
+            ("CABDFE", "input7_test"),
+            ("JMQZELVYXTIGPHFNSOADKWBRUC", "input7"),
+        ],
+        [
+            (15, "input7_test"),
+            (1133, "input7"),
+        ]
+    ]
+
+    def get_step_blocker(self) -> dict:
+        steps = {}
+        for line in self.getInput():
+            tmp = line.split(" ")
+            step_done, step_begin = tmp[1], tmp[7]
+            if step_begin not in steps:
+                steps[step_begin] = []
+            if step_done not in steps:
+                steps[step_done] = []
+
+            steps[step_begin].append(step_done)
+
+        return steps
+
+    def part1(self) -> Any:
+        steps = self.get_step_blocker()
+        step_order = ""
+        while next_steps := get_available_steps(steps):
+            next_step = min(next_steps)
+            step_order += next_step
+            del steps[next_step]
+            for x in steps:
+                if next_step in steps[x]:
+                    steps[x].remove(next_step)
+
+        return step_order
+
+    def part2(self) -> Any:
+        steps = self.get_step_blocker()
+        second = 0
+        time_add = 0 if self._current_test_file.endswith("test") else 60
+        worker_count = 2 if self._current_test_file.endswith("test") else 5
+        step_order = ""
+        current_work = []
+        while second == 0 or current_work:
+            new_work = []
+            for work in current_work:
+                if work[1] - 1 == 0:
+                    step_order += work[0]
+                    for x in steps:
+                        if work[0] in steps[x]:
+                            steps[x].remove(work[0])
+                else:
+                    new_work.append([work[0], work[1] - 1])
+
+            current_work = new_work
+            second += 1
+
+            if len(current_work) < worker_count:
+                available_worker = worker_count - len(current_work)
+                avaiable_work = get_available_steps(steps)
+                while avaiable_work and available_worker:
+                    next_step = min(avaiable_work)
+                    del steps[next_step]
+                    avaiable_work.remove(next_step)
+                    current_work.append([next_step, ord(next_step) - 64 + time_add])
+                    available_worker -= 1
+
+        return second - 1
+
+
+if __name__ == '__main__':
+    day = Day(2018, 7)
+    day.run(verbose=True)

inputs/input7

@@ -0,0 +1,101 @@
+Step Z must be finished before step V can begin.
+Step V must be finished before step K can begin.
+Step M must be finished before step Q can begin.
+Step E must be finished before step X can begin.
+Step J must be finished before step W can begin.
+Step L must be finished before step O can begin.
+Step Q must be finished before step T can begin.
+Step Y must be finished before step P can begin.
+Step X must be finished before step R can begin.
+Step T must be finished before step U can begin.
+Step I must be finished before step O can begin.
+Step P must be finished before step H can begin.
+Step G must be finished before step A can begin.
+Step N must be finished before step A can begin.
+Step H must be finished before step B can begin.
+Step F must be finished before step D can begin.
+Step S must be finished before step O can begin.
+Step O must be finished before step W can begin.
+Step D must be finished before step U can begin.
+Step W must be finished before step B can begin.
+Step A must be finished before step K can begin.
+Step B must be finished before step R can begin.
+Step K must be finished before step C can begin.
+Step R must be finished before step C can begin.
+Step U must be finished before step C can begin.
+Step A must be finished before step U can begin.
+Step J must be finished before step I can begin.
+Step D must be finished before step K can begin.
+Step V must be finished before step S can begin.
+Step H must be finished before step C can begin.
+Step R must be finished before step U can begin.
+Step I must be finished before step G can begin.
+Step D must be finished before step R can begin.
+Step M must be finished before step B can begin.
+Step G must be finished before step R can begin.
+Step M must be finished before step I can begin.
+Step G must be finished before step N can begin.
+Step M must be finished before step N can begin.
+Step Q must be finished before step S can begin.
+Step I must be finished before step S can begin.
+Step J must be finished before step R can begin.
+Step O must be finished before step B can begin.
+Step G must be finished before step S can begin.
+Step J must be finished before step C can begin.
+Step M must be finished before step D can begin.
+Step T must be finished before step H can begin.
+Step P must be finished before step N can begin.
+Step S must be finished before step K can begin.
+Step T must be finished before step C can begin.
+Step J must be finished before step A can begin.
+Step G must be finished before step F can begin.
+Step N must be finished before step R can begin.
+Step N must be finished before step W can begin.
+Step T must be finished before step I can begin.
+Step S must be finished before step B can begin.
+Step H must be finished before step F can begin.
+Step B must be finished before step C can begin.
+Step L must be finished before step W can begin.
+Step N must be finished before step O can begin.
+Step O must be finished before step A can begin.
+Step H must be finished before step S can begin.
+Step F must be finished before step A can begin.
+Step F must be finished before step C can begin.
+Step M must be finished before step A can begin.
+Step Z must be finished before step H can begin.
+Step Z must be finished before step L can begin.
+Step E must be finished before step H can begin.
+Step X must be finished before step T can begin.
+Step Y must be finished before step X can begin.
+Step E must be finished before step W can begin.
+Step P must be finished before step R can begin.
+Step Z must be finished before step E can begin.
+Step W must be finished before step C can begin.
+Step I must be finished before step P can begin.
+Step X must be finished before step A can begin.
+Step Y must be finished before step C can begin.
+Step I must be finished before step F can begin.
+Step L must be finished before step T can begin.
+Step A must be finished before step B can begin.
+Step F must be finished before step W can begin.
+Step T must be finished before step R can begin.
+Step X must be finished before step F can begin.
+Step M must be finished before step O can begin.
+Step N must be finished before step K can begin.
+Step T must be finished before step S can begin.
+Step J must be finished before step N can begin.
+Step J must be finished before step S can begin.
+Step O must be finished before step D can begin.
+Step T must be finished before step P can begin.
+Step Z must be finished before step D can begin.
+Step L must be finished before step X can begin.
+Step Q must be finished before step G can begin.
+Step M must be finished before step G can begin.
+Step P must be finished before step W can begin.
+Step V must be finished before step P can begin.
+Step D must be finished before step B can begin.
+Step Y must be finished before step D can begin.
+Step X must be finished before step S can begin.
+Step K must be finished before step U can begin.
+Step Z must be finished before step Y can begin.
+Step D must be finished before step W can begin.

inputs/input7_test

@@ -0,0 +1,7 @@
+Step C must be finished before step A can begin.
+Step C must be finished before step F can begin.
+Step A must be finished before step B can begin.
+Step A must be finished before step D can begin.
+Step B must be finished before step E can begin.
+Step D must be finished before step E can begin.
+Step F must be finished before step E can begin.

skel_day.py

@@ -5,10 +5,10 @@ from typing import Any
 class Day(AOCDay):
     inputs = [
         [
-            (None, "input%DAY%")
+            (None, "input%DAY%"),
         ],
         [
-            (None, "input%DAY%")
+            (None, "input%DAY%"),
         ]
     ]