[MRCTF2020]Transform1

a[33]="9,10,15,23,7,24,12,6,1,16,3,17,32,29,11,30,27,22,4,13,19,20,21,2,25,5,31,8,18,26,28,14"

b[33]="103,121,123,127,117,43,60,82,83,121,87,94,93,66,123,45,42,102,66,126,76,87,121,65,107,126,101,60,92,69,111,98,77"

python代码

a3 = [103,121,123,127,117,43,60,82,83,121,87,94,93,66,123,45,42,102,66,126,76,87,121,65,107,126,101,60,92,69,111,98,77]
a2 = [0]*33
a1 = [9,10,15,23,7,24,12,6,1,16,3,17,32,29,11,30,27,22,4,13,19,20,21,2,25,5,31,8,18,26,28,14,0]


for i in range(33):
    a3[i] ^= a1[i]

for i in range(33):
    a2[a1[i]] = chr(a3[i])

for i in range(33):
    print(a2[i], end='')