\begin{table}[]
\begin{tabular}{|l|l|l|l|}
\hline
grupa & Dijkstra & A* & Bi A* \\ \hline
 20x20 & 20242.98667 & 13011.18 & 32837.44 \\ \hline
 50x50 & 154110.02667 & 99310.29333 & 228722.4 \\ \hline
 100x100 & 636337.6 & 393065.12 & 867862.24 \\ \hline
 150x150 & 1411955.62667 & 861673.6 & 1802054.93333 \\ \hline
 250x250 & 3344320.37333 & 1906599.25333 & 3972566.82667 \\ \hline
 500x500 & 14114556.37333 & 8013723.49333 & 17397091.25333 \\ \hline
\end{tabular}
\end{table}