(6*555.506)/(19.6*(1.580-0.633))
    (6*555.506)/(19.6*(1.580-0.633))^0.5
    12.862+106.982+753.649-39.87-278.117
    (88.3-50.28)/（19.6×（1.58-0.633））
    12.862*(0.3857+4.6+5.258)+106.982*((4.6-0.458)/2+5.258)+426.395*2.277-167.918*0.892-39.87*(8.71-1.5+5.258)
    (50.28+113.702)*2.048*0.5
    (48.477+113.712)*5.258*0.5
    19.6*2.048*1.58+2*20*1.257
    (20+18*0.9+19.7*4.6+19.6*5.258)*0.633-2*20*0.795
    （20+16.2+90.62+19.6*3.21）*0.633-31.8
    sin30 cos60 tan45
    9*16/354
    12.862*(0.3857+12.413-0.9+4.524)+106.982*(12.413-0.9-4.6+2.071+4.524)+1756.083*4.414-544.371*1.823-39.87*(12.413-1.5+4.524)
    24+12
    1-sqrt(e)
    2^63
    0.25*(((1-0.25^(1/3))*(2*(0.25^(2/3)+0.25^(1/3)+1)^(1/2)+0.25^(1/3)+2))^(1/2)+(0.25^(2/3)+0.25^(1/3)+1)^(1/2)+1)
    0.25*(((1-0.06699^(1/3))*(2*(0.06699^(2/3)+0.06699^(1/3)+1)^(1/2)+0.06699^(1/3)+2))^(1/2)+(0.06699^(2/3)+0.06699^(1/3)+1)^(1/2)+1)
    0.25*(((1-0.025658^(1/3))*(2*(0.025658^(2/3)+0.025658^(1/3)+1)^(1/2)+0.025658^(1/3)+2))^(1/2)+(0.025658^(2/3)+0.025658^(1/3)+1)^(1/2)+1)
    0.25*(((1-0.052786^(1/3))*(2*(0.052786^(2/3)+0.052786^(1/3)+1)^(1/2)+0.052786^(1/3)+2))^(1/2)+(0.052786^(2/3)+0.052786^(1/3)+1)^(1/2)+1)

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