$ python3 c03_single_xor.py
khoa (byte) : 88 0x58
plaintext   : Cooking MC's like a pound of bacon

$ python3 c08_detect_ecb.py
so block trung (ECB): 2 -> day la ECB
so block trung (CBC): 0 -> khong lo pattern

$ python3 c17_padding_oracle.py
plaintext (co padding): b'flag{p4dding_0racle_l34ks_th3_wh0le_plaintext}\x02\x02'
flag: flag{p4dding_0racle_l34ks_th3_wh0le_plaintext}
