deletions | additions       diff --git a/subsection_Notations_for_bytes_In__.tex b/subsection_Notations_for_bytes_In__.tex  index c8ab208..462aa20 100644  --- a/subsection_Notations_for_bytes_In__.tex  +++ b/subsection_Notations_for_bytes_In__.tex 
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\end{itemize}  \begin{Example}\label{BitHex}  The vector $00010101$ is formed by the two nibbles $0001$ $0101$   and we can represent it represented  as $0x15$, corresponding to the decimal $21$. The vector $11100111$ is formed by the nibbles $1110$ $0111$, with the notation $0xE7$, corresponding to the decimal $231$. \end{Example}  \begin{Exercise}\label{Nibbles-Hex}  Find the hex representation of the following strings: