BRAIN TEASERS

enter your answer and press button OK

Find the right 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: 17

The first user who solved this task is Nasrin 24 T.

#brainteasers #mastermind

Register with your Google Account and start collecting points.

Check your ranking on list.

Wet t-shirt contests make good...

Wet t-shirt contests make good areola-tee television.

Jokes of the day - Daily updated jokes. New jokes every day.

Follow Brain Teasers on social networks

Brain Teasers

puzzles, riddles, mathematical problems, mastermind, cinemania...

Japan Patent Office

In 1885, in Japan, a Patent Monopoly Act was proclaimed, which effectively established the Japanese Patent Office at that time. The need for a patent system had become clearly apparent in order to speed up modernization efforts (An earlier patent law passed in 1871 had been short-lived, but was abandoned in the following year because it was poorly understood by the people and the government office experience problems with its operation.) The first patent issued by the new office, on 14 Aug 1885, was to Zuisho Hotta for his formulation of an antifouling paint for ship hulls made of lacquer, powdered iron, red lead, persimmon tannin, and other ingredients. A New Utility Model Law was enacted in the 1905 to complement the patent system.«

This site uses cookies to store information on your computer. Some are essential to help the site properly. Others give us insight into how the site is used and help us to optimize the user experience. See our privacy policy.