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Opening The Ballot Box

Problem Description Now that the votes have been casted, its time to count them. The ballot box has been locked with a secret code and has been handled to the Election Commission for counting. The ballot box is very secure. It has 5 digits on its lock and only a particular combination of the digits can unlock it. The digits on the lock can be changed only with the help of a laser machine. The

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L1 Observation
L2 Technique
L3 Approach
L4 Pseudo-code
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L5 Full solution
L5 unlocks only if you insist twice
solution.cppC++17

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