Let G $=($V$,\backslash$Sigma $,$ R$,$ S$)$ be the following grammar. V $=\{$S$,$ T$,$ U$\}$; $\backslash$Sigma $=\{0,$ #$\}$; and

R is the set of rules:

S $->$ T T $|$ U

T $->0$T $|$ T $0|$ #

U $->0$U$00|$ #