口算。:[3o*s0j7Y6j.X7c8J;u)^/h9T
6-2='o/C'L6`:L/f6}2P-]*s/}8}([4X3q3d)E+v;C 2+7=2w,W6b2Z3{){4i 10-5=4B-i2C9@:[3o*s0j7Y6j.X7c8J;u)^/h9T
4+5=+A0c8m(M2g,o 10-2=/d3u.f/G0V 2+6=-r9e6h*^:H7[,{2P-B:[3o*s0j7Y6j.X7c8J;u)^/h9T
6-4=5F/A7?9L*R 1+8=/u:i1k9p'z 6-5=+P+f,k6\8a'V:[3o*s0j7Y6j.X7c8J;u)^/h9T
5+5=2O)o0L*G6]6s-Y/} 7-2=.P;V/t/{8G;{)c9J1f;e7_/e 6+3=9l5['l7O:[3o*s0j7Y6j.X7c8J;u)^/h9T
10-7=(G/K.n*b1k7T.L3L 9+1=/S/J0w2@'c1L)C 7-5=6b0p5j6{:e9D6B+z;D2C.Q6I.O5o2Z:[3o*s0j7Y6j.X7c8J;u)^/h9T
6+4=2R)L7L-D5@:e7?7k7v2g/n:b 0+2=4~:l6`/V+R7E(_,i+I2i+r6g0_*F0[ 8-8=8C*A9o0L-h(y;O5A9h;V-_;u:u*|)u,?.i:[3o*s0j7Y6j.X7c8J;u)^/h9T