BCSE$307$P $-$ COMPILER DESIGN LAB

Date: $30\mathrm{.}01\mathrm{.}2024$

Aim : To write a C$++$ Program to find firstpos$($n$),$ lastpos$($n$)$ and followpos$($i$)$

Detailed Conversion procedure of Exercise$3$: Refer the lecture material that has been posted in Laboratory course page in VTOP.

Input format

Regular Expression

Input constraints

RE may have only two operator $*($Kleene closure$),||$ or $+($Union$),.($Concatenation$)$

Output format

firstpos$($n$),$ lastpos$($n$)$ and followpos$($i$)$