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- from pwn import *
- h ={"U":[[] for i in xrange(10)], "D":[[] for i in xrange(10)], "L":[[] for i in xrange(10)], "R":[[] for i in xrange(10)]}
- U = open("U","rb")
- D = open("D","rb")
- L = open("L","rb")
- R = open("R","rb")
- for i in xrange(10):
- for j in xrange(0x10):
- h["U"][i].append(u32(U.read(4)))
- for i in xrange(10):
- for j in xrange(0x10):
- h["D"][i].append(u32(D.read(4)))
- for i in xrange(10):
- for j in xrange(0x10):
- h["L"][i].append(u32(L.read(4)))
- for i in xrange(10):
- for j in xrange(0x10):
- h["R"][i].append(u32(R.read(4)))
- def f(dirn, x, y):
- return h[dirn][y][x]
- def get_sum(s):
- x, y = 0, 0
- pathsum = 2
- for i in s:
- # print pathsum
- if i == "U":
- y += 1
- y %= 10
- elif i == "D":
- if y > 0:
- y -= 1
- elif i == "R":
- x += 1
- x %= 10
- elif i == "L":
- if x > 0:
- x -= 1
- pathsum += f(i,x,y)
- return pathsum
- from itertools import *
- for i in product("UR",repeat=18):
- if get_sum(i) == 0x622c and i.count("U")==i.count("R"):
- print ''.join(i)
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