Infix expression into the postfix expression, Data Structure & Algorithms

Assignment Help:

Q. Convert the given infix expression into the postfix expression (also Show the steps)

A ∗ (B + D)/ E - F(G + H / k )

Ans.

Steps showing Infix to Post fix

 

Symbol

Postfix String

Opstk

A

A

 

*

A

*

(

A

*(

B

AB

*(

+

AB

*(+

D

ABD

*(+

)

ABD+

*(

/

ABD+*

/

E

ABD+*E

/

-

ABD+*E/

-

F

ABD+*E/F

-

*

ABD+*E/F

-

(

ABD+*E/F

-(

G

ABD+*E/FG

-(

+

ABD+*E/FG

-(+

H

ABD+*E/FGH

-(+

/

ABD+*E/FGH

-(+/

K

ABD+*E/FGHK

-(+/

)

ABD+*E/FGHK/+-

 


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