def t( x ) :
    ''' Solves the trio.t() homework 24 problem description
    '''

    pass




''' DO NOT MODIFY THE BELOW CODE ''''

if ( __name__ == '__main__' ) :
    import trio

    x1 = [0, -3, 0, -4, -2]
    x2 = [-3, 1, -2, 1, -3, -3, -2, -4, -1, -4]
    x3 = [2, -1, 0, 3, 0, 3, -2, -2, -1, -4, 3, -4, 3, -1, 3]
    x4 = []

    t1 = trio.t( x1 );      print( 't( x1 ) =', t1 )
    t2 = trio.t( x2 );      print( 't( x2 ) =', t2 )
    t3 = trio.t( x3 );      print( 't( x3 ) =', t3 )
    t4 = trio.t( x4 );      print( 't( x4 ) =', t4 )