/
solve.py
57 lines (50 loc) · 1.21 KB
/
solve.py
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s = "11010110110001101110011011001110110001100011101110101100101110011100100000111011011011000111100011111010010101100111100000111001101111101000000100101100001010011001110011001100010011101110111011001100"
def StringToarr():
tmp = []
v = 0
for i in range(5):
t_1 = []
for j in range(5):
t_2 = []
for k in range(8):
t_2.append(ord(s[v]))
v += 1
t_1.append(t_2)
tmp.append(t_1)
return tmp
arr = StringToarr()
def shuffle_1():
for i in range(8):
if i % 2 == 1:
for j in range(5):
k = arr[j][3][i]
arr[j][3][i] = arr[j][1][i]
arr[j][1][i] = arr[j][2][i]
arr[j][2][i] = arr[j][4][i]
arr[j][4][i] = arr[j][0][i]
arr[j][0][i] = k
else:
for j in range(5):
k = arr[j][2][i]
arr[j][2][i] = arr[j][0][i]
arr[j][0][i] = arr[j][1][i]
arr[j][1][i] = arr[j][4][i]
arr[j][4][i] = arr[j][3][i]
arr[j][3][i] = k
def shuffle_2():
hi = [1, 0, 0, 1, 0, 1, 1, 1]
for i in range(5):
for j in range(5):
if (i * 5 + i * j) % 2 == 1:
for a in range(8):
arr[i][j][a] ^= hi[a]
shuffle_2()
shuffle_1()
flag = ''
for i in range(5):
for j in range(5):
tmp = '0b'
for k in range(7,-1,-1):
tmp += chr(arr[i][j][k])
flag += chr(int(tmp, 2))
print(flag)