Educational Round 1 (Goodbye Benson) (0/500)

Hello Codebreaker, I am glad to invite you to CodeBreaker Educational Round 1 (Goodbye Benson). This round is written by bensonlzl and errorgorn. Thank you to maomao90 and oolimry for testing this round and giving invaluable feedback. Thank you to 0rang3, oolimry and shenxy13 for Codebreaker platform. The round will start on 30th November 00:00 and will last for 1 week. Editorial will be shared after contest ends, so do remember to check this and upsolve the problem. Edit: editorial released https://drive.google.com/file/d/1vXBjBRUtRIzmrLpOTT5jv-i4Uyjmu-ac/view