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a ) Eliminate all epsilon rules in the following grammar: A | xAy | AA S S a | a S S S b |

a) Eliminate all epsilon rules in the following grammar:
A | xAy | AA
SSa|aSSSb|
b) Eliminate left recursion in the following grammar:
AAb| aC
BBaBB|BA||
CbC| BA
c) Eliminate left recursion in the following grammar:
T Txxy | TaabT | TTa
d) Eliminate left recursion in the following grammar:
ABa I Baa
BAb| Abb
e) Eliminate left recursion in the following grammar:
SAa|Bb
AAa| Abc | c | Sb
Bbb
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