Test Mode Reading Mode Right = 0 Wrong = 0

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.V=O
×V=O
V=O
কোনোটিই নয়
  η^=|A×B|A×B
    η^=A×B|A×B|
       η^=A×B|A.B|
     η^=A.B|A.B|
×=
    .= 
.='+' ve
    .'-' ve