有一道奥数题是ABCD - CDC ``````````` ABC求ABCD各等于几 @

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有一道奥数题是ABCD-CDC```````````ABC求ABCD各等于几@有一道奥数题是ABCD-CDC```````````ABC求ABCD各等于几@有一道奥数题是ABCD-CDC```````

有一道奥数题是ABCD - CDC ``````````` ABC求ABCD各等于几 @
有一道奥数题是ABCD - CDC ``````````` ABC求ABCD各等于几
@

有一道奥数题是ABCD - CDC ``````````` ABC求ABCD各等于几 @
题目有问题

ABCD - CDC ``````````` ABC
什么意思

111

题有问题!什么条件也没给,就只给几个字母,它们的差也没告诉

如图1098-989=109   A=1,B=0,C=9,D=8