plais/advent-of-code-2021
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Replace 'type() is' with 'isinstance()'
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Pascal Lais
2021-12-18 20:39:37 +01:00
parent f137feefe4
commit 66e344a5e5
1 changed files with 11 additions and 11 deletions
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day-18/day-18.py
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@@ -33,12 +33,12 @@ def parse(line):
def explode_to_left(n, l): def explode_to_left(n, l):
(left, right) = n (left, right) = n
res = True res = True
if type(right) == int: if isinstance(right, int):
right = right + l right = right + l
else: else:
res, right = explode_to_left(right, l) res, right = explode_to_left(right, l)
if not res: if not res:
if type(left) == int: if isinstance(left, int):
left = left + l left = left + l
res = True res = True
else: else:
@@ -51,12 +51,12 @@ def explode_to_left(n, l):
def explode_to_right(n, r): def explode_to_right(n, r):
(left, right) = n (left, right) = n
res = True res = True
if type(left) == int: if isinstance(left, int):
left = left + r left = left + r
else: else:
res, left = explode_to_right(left, r) res, left = explode_to_right(left, r)
if not res: if not res:
if type(right) == int: if isinstance(right, int):
right = right + r right = right + r
res = True res = True
else: else:
@@ -67,10 +67,10 @@ def explode_to_right(n, r):
def explode(n, lvl=0): def explode(n, lvl=0):
if type(n) is int: if isinstance(n, int):
return False, n, None, None return False, n, None, None
(left, right) = n (left, right) = n
if lvl == 4 and type(left) is int and type(right) is int: if lvl == 4 and isinstance(left, int) and isinstance(right, int):
return True, 0, left, right return True, 0, left, right
else: else:
res, left, l, r = explode(left, lvl+1) res, left, l, r = explode(left, lvl+1)
@@ -80,7 +80,7 @@ def explode(n, lvl=0):
return False, n, None, None return False, n, None, None
else: else:
if l: if l:
if type(left) is int: if isinstance(left, int):
left = left + l left = left + l
l = None l = None
else: else:
@@ -90,7 +90,7 @@ def explode(n, lvl=0):
return True, (left, right), l, r return True, (left, right), l, r
else: else:
if r: if r:
if type(right) is int: if isinstance(right, int):
right = right + r right = right + r
r = None r = None
else: else:
@@ -101,7 +101,7 @@ def explode(n, lvl=0):
def split(n): def split(n):
if type(n) is int: if isinstance(n, int):
if 10 <= n: if 10 <= n:
return True, (n // 2, (n + 1) // 2) return True, (n // 2, (n + 1) // 2)
else: else:
@@ -116,11 +116,11 @@ def split(n):
def magnitude(n): def magnitude(n):
m = 0 m = 0
(left, right) = n (left, right) = n
if type(left) is int: if isinstance(left, int):
m += 3 * left m += 3 * left
else: else:
m += 3 * magnitude(left) m += 3 * magnitude(left)
if type(right) is int: if isinstance(right, int):
m += 2 * right m += 2 * right
else: else:
m += 2 * magnitude(right) m += 2 * magnitude(right)