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L = [
(s := l.split(" ")) and (s[0], int(s[1]), s[2][2:-2])
for l in open("input").readlines()
]
# rosetta, shoelace, day 10
def area(loop):
x, y = zip(*loop)
return abs(sum(i * j for i, j in zip(x, y[1:] + y[:1])) - sum(i * j for i, j in zip(x[1:] + x[:1], y))) // 2
def part1():
mv = {"R": (0, 1), "D": (1, 0), "L": (0, -1), "U": (-1, 0)}
c = (0, 0)
mp = [c]
for d, n, _ in L:
nc = mv[d]
c = (c[0] + nc[0] * n, c[1] + nc[1] * n)
mp.append(c)
s = sum(l[1] for l in L)
print(area(mp) + s // 2 + 1)
def part2():
mv = [(0, 1), (1, 0), (0, -1), (-1, 0)]
c = (0, 0)
mp = [c]
s = 0
for _, _, h in L:
n = int(h[:-1], 16)
nc = mv[int(h[-1])]
c = (c[0] + nc[0] * n, c[1] + nc[1] * n)
s += n
mp.append(c)
print(area(mp) + s // 2 + 1)
part1()
part2()
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