Method: Algorithmable::Cups::StacksAndQueues::TripleStack#peek

Defined in:
lib/algorithmable/cups/stacks_and_queues/triple_stack.rb

#peek(stack_num) ⇒ Object 



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# File 'lib/algorithmable/cups/stacks_and_queues/triple_stack.rb', line 31

def peek(stack_num)
  pointer = get_stack_pointer(stack_num)
  @array[pointer]
end