adventofcode

1b.py

#!/usr/bin/env python3
s = input()
t = 0
for i, c in enumerate(s):
    if c == '(': t += 1
    elif c == ')': t += -1
    if t == -1: print i; break

2a.py

#!/usr/bin/env python3
print(sum([2*l*w + 2*w*h + 2*h*l + l*w
            for l, w, h in
          [sorted([int(i) for i in s.split('x')])
            for s in __import__('sys').stdin.readlines()]]))

2b.py

#!/usr/bin/env python3
print(sum([2*l + 2*w + l*w*h
            for l, w, h in
          [sorted([int(i) for i in s.split('x')])
            for s in __import__('sys').stdin.readlines()]]))

3a.py

#!/usr/bin/env python3
l = ['0,0']
x, y = 0, 0
for c in input():
    if c == '>': x += 1
    if c == '<': x -= 1
    if c == '^': y += 1
    if c == 'v': y -= 1
    l += ['%d,%d' % (x, y)]
print(len(set(l)))

3b.py

#!/usr/bin/env python3
# got lazy with this one
l = ['0,0']
x, y = 0, 0
d = input()

for c in d[::2]:
    if c == '>': x += 1
    if c == '<': x -= 1
    if c == '^': y += 1
    if c == 'v': y -= 1
    l += ['%d,%d' % (x, y)]

x, y = 0, 0

for c in d[1::2]:
    if c == '>': x += 1
    if c == '<': x -= 1
    if c == '^': y += 1
    if c == 'v': y -= 1
    l += ['%d,%d' % (x, y)]

print(len(set(l)))