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Quang Ngô

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last 3 solved tasks
If c2233 - 1433a = 3ba9c find number abc. Multiple solutions may exist.
During what month do people sleep the least?
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.

John Harrison

Died 24 Mar 1776 at age 83 (born 24 Mar 1693).English horologist who invented the first practical marine chronometer, which enabled navigators to compute accurately their longitude at sea. He was prompted to begin this work after a huge reward was offered by the British government for new navigational tools to avoid further disasters at sea. John Harrison took on the scientific and academic establishment of his time and won the longitude prize through extraordinary mechanical insight, talent and determination.[DSB shows an uncertainty in the date of birth as 24 Mar(?) 1693. EB gives no specific day, just Mar 1693.]

A Guy was staying in a fancy h...

A Guy was staying in a fancy hotel and was enjoying the pool when the manager told him quite bluntly to get out. When asked for the reason, the manager said, "Because you peed in the pool."
"Well," replied the swimmer, "lots of people do that."
"True," answered the manager, "but you did it from the diving board."
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