
def 						SCREAMING_SNAKE_CASE__     (   __lowerCAmelCase				):
    snake_case__    =					0
    while len(__lowerCAmelCase				) > 1:
        snake_case__    =					0
        # Consider two files with minimum cost to be merged
        for _ in range(2				):
            snake_case__    =					files.index(min(__lowerCAmelCase				)				)
            temp += files[min_index]
            files.pop(__lowerCAmelCase				)
        files.append(__lowerCAmelCase				)
        optimal_merge_cost += temp
    return optimal_merge_cost


if __name__ == "__main__":
     import doctest

     doctest.testmod()





def 						SCREAMING_SNAKE_CASE__     (   __lowerCAmelCase     ,		__lowerCAmelCase     ,		__lowerCAmelCase				):
    return round(float(moles / volume				) * nfactor				)





def 						SCREAMING_SNAKE_CASE__     (   __lowerCAmelCase     ,		__lowerCAmelCase     ,		__lowerCAmelCase				):
    return round(float((moles * 0.0_821 * temperature) / (volume)				)				)





def 						SCREAMING_SNAKE_CASE__     (   __lowerCAmelCase     ,		__lowerCAmelCase     ,		__lowerCAmelCase				):
    return round(float((moles * 0.0_821 * temperature) / (pressure)				)				)





def 						SCREAMING_SNAKE_CASE__     (   __lowerCAmelCase     ,		__lowerCAmelCase     ,		__lowerCAmelCase				):
    return round(float((pressure * volume) / (0.0_821 * moles)				)				)


if __name__ == "__main__":
     import doctest

     doctest.testmod()



