Run given python file.
python convertme.py
If 21 is in decimal base, what is it in binary base?
Answer:
I just google "21 in binary". Put the answer in the answer box.Get the flag.
If 21 is in decimal base, what is it in binary base?
Answer: 10101
That is correct! Here's your flag: picoCTF{4ll_y0ur_b4535_722f6b39}