Notes
This function is in beta test. Please help improve it in the issues
here.
Hints
Your answer may be identical to the JOJ answer in the first several lines.
However, the main problem you meet now is Runtime Error. And the exit code of your program is 255, which should be 0.
Please double check your code to solve this problem and try again.
Your Answer
generate a test_key run failed
JOJ Answer
generate a test_key test encryption and decryption thisismyplaintext thisismyplaintextthisismyplaintextthisismyplaintextthisismyplaintextthisismyplaintextthisismyplaintext thisismyplaintextthisismyplaintextthisismyplaintextthisismyplaintextthisismyplaintextthisismyplaintextthisismyplaintextthisismyplaintextthisismyplaintextthisismyplaintextthisismyplaintextthisismyplaintextthisismyplaintextthisismyplaintextthisismyplaintextthisismyplaintextthisismyplaintextthisismyplaintextthisismyplaintextthisismyplaintextthisismyplaintextthisismyplaintextthisismyplaintextthisismyplaintext thisismyplaintextfordefaultkey ThisTestsAlphabetABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789,.;?!() cheater: it is forbidden to decrypt the challenge ciphertext test the cipher is right