#Permutation_and_combination
Problem of IIT Exam ,#jee adv2019: Five persons A,B,C,D and E are seated in a circular arrangement .If each of them is given a hat of one of the three colours red, blue and green ,then the numbers of ways of distributing the hats such that the person seated in adjacent seats get different coloured hats is .....?
"This Beautiful question from the "PERMUTATION AND COMBINATION' was asked in JEE ADVANCE(IIT-JEE) Exam in year 2019".
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