- 搜标题
- 搜题干
- 搜选项
单项选择题
选择下列输入的运行结果
选择下列输入的运行结果
{{},{a,b},{a,b,c},{a,a,a},{a}}/.{a…}−>x
A．{{},{a,b},{a,b,c},{a,a,a},{x}}
B．{{},{a,b},{a,b,c},{a,a,a},{a}}
C．{x, {a, b}, {a, b, c}, x, x}
D．{{},{x,b},{x,b,c},{x,x,x},{x}}
B．{{},{a,b},{a,b,c},{a,a,a},{a}}
C．{x, {a, b}, {a, b, c}, x, x}
D．{{},{x,b},{x,b,c},{x,x,x},{x}}
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