Mathematics
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    sin30
    sin10
     (114514+114514)*(11-4+5/1-4)+(114*514+(114*51*4+(1145*(1+4)+11-4+5+1-4)))
    2*3*5*7*11*13*17*19*23*29
    3000/(1+10%)^2+3000/(1+10%)^3+3000/(1+10%)^4+3000/(1+10%)^5
    0×0.89-2×12×√0.89
    50000+27589.91+31681.81+32210.53+5040.00+31043.48+5040.00+44832.36+24285.72+34182.97+26714.29+33260.87+30000.00+30000.00+30000.00
    24.65÷(0.95-0.95÷3+0.95÷6.3-1÷6.3+1÷6.3÷3-1÷6.3÷6.3)
    24.65/(6.3/3+(1-0.05)/6.3-(1-0.05)/3-1/6.3-0.05)
    6.3/3+(1-0.05)/6.3-(1-0.05)/3-1/6.3-0.05
    24.65/(0.95/3-0.9/5-1/(3*5.44)+1/(5.44*5.44))
    1/(3*5.44)
    1/3*1/5.44
    1/(3*5.44)
    9 +9
    sin30
    ln(1+sin30)
    ln(3/2)
    ln(1+sin30)
    ln115487346

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