a+b+c+d=200
, E: Y4 a; o5 ^/ S) k1 rtvb now,tvbnow,bttvb4x-8-16-24=200# b6 ^4 v6 X4 M# [" q, X% l
4x-8(1+2+3)=2005.39.217.76$ ^9 V6 s" P2 J# s K
4x-8(6)= 200
" ~0 v+ b5 v: f" B1 S& P$ ` Z" w Ctvb now,tvbnow,bttvb4x=200+8(6)
8 [5 r% w" ^7 Q9 s p8 x" \, {5.39.217.76x=248/45.39.217.761 v# O, B- A( b6 T# b
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