\providecommand{\ntables}{7}\providecommand{\algatables}{\StrLeft{ LSfminbnd posik noiseless}{\ntables}}\providecommand{\algbtables}{\StrLeft{ LSstep posik noiseless}{\ntables}}
\begin{tabularx}{1.0\textwidth}{@{}c@{}|*{5}{@{}r@{}X@{}}|@{}r@{}@{}l@{}}
\#FEs/D & \multicolumn{2}{@{}c@{}}{0.5} & \multicolumn{2}{@{}c@{}}{1.2} & \multicolumn{2}{@{}c@{}}{3} & \multicolumn{2}{@{}c@{}}{10} & \multicolumn{2}{@{}c@{}}{50} & \multicolumn{2}{@{}l@{}}{\#succ}\\\hline
\textbf{f11} & \multicolumn{2}{@{}c@{}}{\textit{1.0e+4}:22 \quad} & \multicolumn{2}{@{}c@{}}{\textit{2.5e+3}:52 \quad} & \multicolumn{2}{@{}c@{}}{\textit{2.5e+2}:432 \quad} & \multicolumn{2}{@{}c@{}}{\textit{1.6e+2}:887 \quad} & \multicolumn{2}{@{}c@{}|}{\textit{1.6e+1}:2204 } & 15 & /15\\
\algatables\hspace*{\fill} & \textbf{6} & \textbf{.5}\mbox{\tiny (3)} & \textbf{2} & \textbf{.8}\mbox{\tiny (2)} & \multicolumn{2}{@{\,}X@{\,}}{\textbf{$\infty$}} & \multicolumn{2}{@{\,}X@{\,}}{\textbf{$\infty$}} & \multicolumn{2}{@{\,}X@{\,}|}{$\infty$\,\textit{4e5}} & 0 & /15\\
\algbtables\hspace*{\fill} & 7 & .2\mbox{\tiny (8)} & 3 & .3\mbox{\tiny (3)} & \multicolumn{2}{@{\,}X@{\,}}{\textbf{$\infty$}} & \multicolumn{2}{@{\,}X@{\,}}{\textbf{$\infty$}} & \multicolumn{2}{@{\,}X@{\,}|}{$\infty$\,\textit{4e5}} & 0 & /15
\end{tabularx}