24hj/figs/nstaircase.fig/5staircase_regions.tikz.tex

\documentclass{standalone}

\usepackage{tikz}
\usepackage{shapes}

\begin{document}
\begin{tikzpicture}
  \grid{10}{10}{(-5,-5)}

  \square{diverging4-2-3}{(-4,4)}
  \square{diverging4-2-3}{(-3,3)}
  \square{diverging4-2-3}{(-3,4)}
  \square{diverging4-2-3}{(-2,2)}
  \square{diverging4-2-3}{(-2,3)}
  \square{diverging4-2-3}{(-2,4)}
  \square{diverging4-2-3}{(-1,1)}
  \square{diverging4-2-3}{(-1,2)}
  \square{diverging4-2-3}{(-1,3)}
  \square{diverging4-2-3}{(-1,4)}
  
  \square{diverging4-2-3}{(1,4)}
  \square{diverging4-2-3}{(2,3)}
  \square{diverging4-2-3}{(2,4)}
  \square{diverging4-2-3}{(3,2)}
  \square{diverging4-2-3}{(3,3)}
  \square{diverging4-2-3}{(3,4)}
  \square{diverging4-2-3}{(4,1)}
  \square{diverging4-2-3}{(4,2)}
  \square{diverging4-2-3}{(4,3)}
  \square{diverging4-2-3}{(4,4)}
  
  \square{diverging4-2-3}{(1,-1)}
  \square{diverging4-2-3}{(2,-2)}
  \square{diverging4-2-3}{(2,-1)}
  \square{diverging4-2-3}{(3,-3)}
  \square{diverging4-2-3}{(3,-2)}
  \square{diverging4-2-3}{(3,-1)}
  \square{diverging4-2-3}{(4,-4)}
  \square{diverging4-2-3}{(4,-3)}
  \square{diverging4-2-3}{(4,-2)}
  \square{diverging4-2-3}{(4,-1)}
  
  \staircaseV{diverging4-2-1}{(0,0)}

\end{tikzpicture}
\end{document}