Ticket to Paradise

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Lina won a ticket for visiting “Paradise” in a lottery. But Paradise people had a rule that one can get into Paradise with only skill and not by chance. So they asked a question which was as follows “You are given n positive integers, $A = a_i, a_2, a_3, … a_n$. . And your task is to find the total number of subsets in A whose product is divisible by $5$.” But Lina was very anxious and turned

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L1 Observation

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L4 Pseudo-code

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L5 Full solution

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solution.cppC++17

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