“Ding-Dong!”
You hasten to the door. As expected, Agent Jones of the CIA has come to consult you. Jones only visits when the Agency has a tough code they are unable to crack. That’s where you come in. You are the finest cryptologist in the country.
A concerned but determined Jones enters. He takes you up on your kind offer of oat bran muffins and fresh organic Columbian coffee. With a sigh Jones settles into his favorite chair and you listen once again for his story.
The CIA has been tracking a group of villainous spies. They are led by Trixi LaBoop, a clever and dangerous adversary. Trixi and her gang have made several attempts to steal some mysterious top secret plans. These plans are housed in a constantly guarded room on the top floor of CIA headquarters. The actual contents of the plans are known only by a few top government officials, though one might suspect these papers would be quite dangerous in the hands of the spies. The CIA has been following many leads in the search for Trixi LaBoop and her brother, Buster LaBoop. As of now they are the only known suspects on the loose. But there are most certainly others involved.
“One of our team received a report from an informant that Buster LaBoop was in downtown Washington. We spotted him outside the Jefferson Memorial and gave chase.” Jones takes a sip of coffee and continues. “We lost Mr. LaBoop when he disappeared into a crowd inside a nearby Washington Metro station. At the last moment one of our guys lunged at him. But he only got a hold of the spy’s jacket. Buster LaBoop slipped out of it and jumped onto a train. Then he was gone.”
“Too bad,” You mutter. “It seems they just barely keep eluding us.”
You pause a moment and then ask, “Does the CIA believe that these spies are going to make yet another try to steal the secret plans?”
Jones frowns. “We do. Next Sunday the plans will be moved elsewhere and they will be someone else’s problem. But we still have this week. I suspect the spies will make one last desperate attempt.”
You resolve to catch Trixi and her evil friends. You ask: “Are there any clues?”
You suspect you already know the answer to this question.
“We found something in Buster LaBoop’s jacket. It’s a very strange coded message. CIA experts tried all the usual methods to solve it. They got nothing. So we turn to you.”
Jones hands you a folded paper, and then rises to go. “Do your best. Please.”
He pauses.
“This week we will have dozens of men guarding the plans. No one suspicious will be allowed in the building, nor has anyone suspicious been allowed into the building for weeks. We have detectors for every type of poisonous gas. There is absolutely no way any spies can get into the building, much less steal the plans.”
“Yet you are still worried?” You look at Jones, and he at you. You both sense danger in the air.
“I am worried too,” You say. “I’m worried too.”
Can you break this code and possibly prevent the crime?
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