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What a winning combination?

The computer chose a secret code (sequence of 4 digits from 1 to 6). Your goal is to find that code. Black circles indicate the number of hits on the right spot. White circles indicate the number of hits on the wrong spot.

Correct answers: 28

The first user who solved this task is Nílton Corrêa de Sousa.

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Flying Her Broom

A witch was flying her broom along when she noticed that all the other witches were flying on vacuum cleaners.
She thought, "Am I the only one still driving a stick?"

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U.S. Pharmacopoeia

In 1805, the first U.S. pharmacopoeia prepared by a medical society in the U.S. was authorized by the members of the Massachusetts Medical Society of Boston, Mass. It became the 286-page The Pharmacopoeia of the Massachusetts Medical Society (1808), edited by Drs. James Jackson and John Collins Warren. The earliest pharmacopoeia produced in the U.S. was prepared for army use. It had 32 pages, with a type area on the page of 4.25 x 2.5 in. Published in 1778 in Philadelphia, Pa., its name - Pharmacopoeia simpliciorum et efficiorum, in usum noscomii militaris, etc. - reflected the use of Latin in the text. Dr. William Brown, Physician-General to the Hospitals of the U.S. wrote it for use in the U.S. Army Military Hospital at Lititz, Pa..

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