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adventofcode2022
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day 19 checkpoint

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magical 2022-12-19 01:55:09 -08:00
parent fd84db7072
commit 98ff1e0cf9
1 changed files with 42 additions and 23 deletions
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65
day19/sol.py
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@ -31,10 +31,8 @@ def simulate(blueprint):
resources = [0]*4 resources = [0]*4
robots = [1,0,0,0] robots = [1,0,0,0]
rmax = [max(x[i] for x in B.values()) for i in range(3)] rmax = [max(x[i] for x in B.values()) for i in range(3)] + [99]
rmax.append(99)
B['nothing'] = [0,0,0,0]
worth = {} worth = {}
worth['ore'] = 1 worth['ore'] = 1
@ -45,19 +43,31 @@ def simulate(blueprint):
print(worth) print(worth)
B_items = list(B.items())
B_items.reverse()
B_items.append(('nothing', [0,0,0,0]))
print(B_items)
minutes = 24 minutes = 24
q = [(0, robots, resources)] q = [(0, robots, resources)]
del resources del resources
del robots del robots
for _ in range(minutes): for _ in range(minutes):
next = [] next = [[] for _ in range(4)]
seen = set()
for _, robots, resources in q: for _, robots, resources in q:
for robot, cost in B.items(): can_build = 0
for robot, cost in B_items:
i = robot_number[robot] i = robot_number[robot]
if robot != 'nothing' and robots[i] >= rmax[i]: if robot != 'nothing' and robots[i] >= rmax[i]:
# don't build more of 1 robot than we can spend in 1 minute
continue
if robot == 'nothing' and can_build == 3:
# always build something unless
continue continue
if not all(x >= y for x, y in zip(resources, cost)): if not all(x >= y for x, y in zip(resources, cost)):
# can't afford
continue continue
new = [] new = []
@ -69,29 +79,38 @@ def simulate(blueprint):
new_robots[i] += 1 new_robots[i] += 1
else: else:
new_robots = robots new_robots = robots
key = str(new_robots)+str(new) x = (new[3], max(new[3], new_robots[3]), max(new[2], new_robots[2]), max(new[1], new_robots[1]), max(new[0], new_robots[0]))
if key not in seen: #w = sum(worth[r]*robots[robot_number[r]] for r in worth)
#x = (new[3], new_robots[3], new[2] + new[0], new_robots[2] + new_robots[0], new[1]+new[0], new_robots[1]+new_robots[0], new, new_robots) #x = tuple(reversed(new+new_robots+[new[3]]))
w = sum(worth[r]*robots[robot_number[r]] for r in worth) #x = (new[3], new_robots)
x = tuple(reversed(new+new_robots+[new[3]])) n = sum(x==0 for x in new_robots)
#x = (new[3], new_robots) if n == 3:
next.append((x, new_robots, new)) x = (new[0], new_robots[0])
elif n == 2:
x = (new[1], new[0], new_robots[1], new_robots[0])
elif n == 1:
x = (new_robots[3], min(new[2],new[0]), max(new[2],new[1]), new_robots[2], new_robots[1],new_robots[0])
else:
x = (new[3], min(new[2],new[0]), max(new[2],new[0]), new[1])
next[n].append((x,new_robots,new))
can_build += 1
if robot == 'geode':
# if we can build a geode then don't bother building anything else
break
#print(len(next))
bucket = {} limit = 2500
for x,rob,res in next:
bucket.setdefault(x[0],[]).append((x,rob,res))
q = [] q = []
for i in bucket: for bucket in next:
bucket[i].sort(reverse=True) bucket.sort(reverse=True)
q.extend(bucket[i][:2000]) q.extend(bucket[:limit])
bucket.clear() count = sum(len(b) for b in next)
print(count, q[:1])
print(len(q), q[:1])
print(q[0]) print(q[0])
return q[0][2][3] return q[0][-1][-1]
#simulate(blueprints[1]) #simulate(blueprints[1])