Give truth table for excess-3 to bcd code converter?

Excess-3

BCD

a

B

c

d

w

x

y

z

0

0

1

1

0

0

0

0

0

1

0

0

0

0

0

1

0

1

0

1

0

0

1

0

0

1

1

0

0

0

1

1

0

1

1

1

0

1

0

0

1

0

0

0

0

1

0

1

1

0

0

1

0

1

1

0

1

0

1

0

0

1

1

1

1

0

1

0

1

0

0

0

1

0

0

0

1

0

0

1

i'm not sure. but it should be the ans