Whats the Last Digit

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Chef was doing the work of his math class about three days but he is tired of make operations a lot and he should deliver his task tomorrow. His math’s teacher gives two numbers a and b. The problem consist in find the last digit of the potency of base a and index b. Help Chef with his problem. You are given two integer numbers: the base a and the index b . a and b both are not 0. You have to find

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solution.cppC++17

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