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^
r
e
g
e
x
[
\
-
_
]
?
1
0
1
$
/
i
Regular
Expressions
101
Regular
Expressions
101
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Regular Expression
r"
(0|10)*
"
g
Input 1
1
New
01010101 010101010101010101111 01010101010101000000000000 0000000000 01010010101010101
Substitution