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Free webinar on Robotics (Block Chain) Learn to create a Robotic Device Using Arduino
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there are 6 keys and 6 locks. then number of combinations to be tried out to get the actual solution. there are 6 keys and 6 locks. then number of combinations to be tried out to get the actual solution.
there are 6 keys and 6 locks. then number of combinations to be tried out to get the actual solution.
for first key 6 options for 2ndkey 5 options (one already unlocked by 1stkey )so total 6! ways but selection of keys can also be made in 6! waystotal 6! * 6!
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