offset = 2
childrenLength = 0
self.children = []
for n in range(self.childrenCount):
self.children.append(Node(self.depth + 1))
length = self.children[n].process(numbers[offset:])
childrenLength += length
offset += length
# Find the list of metas
metaBegin = 2 + childrenLength
metaEnd = metaBegin + self.metasCount
self.metas = numbers[metaBegin:metaEnd]
# Return the length of this node in the numbers list
return metaEnd
def count(self):
return sum([c.count() for c in self.children]) + sum(self.metas)
def solve(numbers):
root = Node()
root.process(numbers)
return root.count()
if __name__ == "__main__":
result = solve([int(n) for n in runner.start().split(" ")])
runner.done(result)
startIndex = 0
for day in range(1,21):
paddedPots = [False]*4 + pots + [False]*4
startIndex -= 4
newPots = [False] * len(paddedPots)
# Find any matching patterns
for rule in rules:
for index in range(len(paddedPots) - 5):
if rule[0] == paddedPots[index:index+5]:
newPots[index+2] = rule[1]
startIndex += trimStart(newPots)
pots = newPots[trimStart(newPots):len(newPots)-trimEnd(newPots)]
str = "".join(["#" if p else "." for p in pots])
print(f"{day}: {str}")
sum = 0
for index, pot in enumerate(pots):
if pot:
sum += index + startIndex
return sum
if __name__ == "__main__":
result = solve(runner.start().splitlines())
runner.done(result)
mem[(x,y)] = power
return power
def value(serial, xs, ys, size):
sum = 0
for x in range(xs, min(xs+size, 301)):
for y in range(ys, min(301, ys+size)):
sum += power(serial, x, y)
return sum
def solve(serial):
maxS = 0
maxPos = (0,0,0)
for size in range(1, 100):
for x in range(1,298+1):
for y in range(1, 299):
val = value(serial, x, y, size)
if val > maxS:
maxS = val
maxPos=(x,y,size)
print(f"done size {size} {maxPos} {maxS}")
return f"{maxPos[0]},{maxPos[1]},{maxPos[2]}"
if __name__ == "__main__":
result = solve(int(runner.start()))
runner.done(result)
