\begin{figure}[htp]
    \begin{array}{c}
    \\
    \includegraphics[width=5cm]{pics/adaToyExample.eps}
    \\
    \caption{Toy Example.}
    \\
    \includegraphics[width=8cm]{pics/adaRound1.eps}
    \\
    \caption{Round 1.}
    \\
    \includegraphics[width=10cm]{pics/adaRound2.eps}
    \\
    \caption{Round 2.}
    \end{array}
    \label{adaExample1}
    \end{figure}