Recent posts tagged %23motivation

$L=\{a^n c b^{2n}\}$$\quad=\{acbb,aacbbbb,aaacbbbbbb,\ldots\}$Here, $\textbf{c}$ acts as center. Push $2$ $a$'s for each $\textbf{a}$ and after $\textbf{c}$ start poppin...