Which is a winning combination of digits?
[6150] Which is a winning combination of digits? - 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. - #brainteasers #mastermind - Correct Answers: 23 - The first user who solved this task is Nasrin 24 T
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Which is a winning combination of digits?

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: 23
The first user who solved this task is Nasrin 24 T.
#brainteasers #mastermind
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Cured

A woman went to doctor's office for her annual examination.

Suddenly, another older doctor noticed her burst out of the examination room, screaming as she ran down the hall. He stopped the hysterical woman and asked her to sit down and relax. Then, he asked her what she was so upset about.

A few minutes later, the older doctor marched back to the woman's doctor and demanded, "What's the matter with you? Mrs. Terry is 63 years old, she has four grown children, and seven grandchildren... and you told her she was pregnant?"

The woman's doctor smiled smugly as he continued to write on his clipboard, "Cured her hiccups though, didn't I?"

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Rock drill patent

In 1851, James W. Fowle was issued he first U.S. Patent for a direct-action percussion rock-drill (No. 7,972). He had filed a caveat in 1849, about two months after Joseph J. Couch received a patent for the first steam-powered percussion rock-drill. In Couch's design, the drill bar was not fastened to the piston head, but at each stroke was alternately caught, drawn back and thrown against the rock, like a lance. Both employed steam power. At first, Couch and Fowle had collaborated, but Fowle separated to pursue his own design, which is the real precursor of the drills developed in the following decades. To employ the direct action on the drill-bar Fowle had to solve the problem of how to avoid damage to the piston cylinder. He used compressed air to drive his“S” shaped drill.«
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