\end{table}
\end{document}
DEAL::
-n cells H1 L2
-0 4 2.732e+00 - 1.198e+00 - -
-1 16 1.190e+00 1.20 8.281e-02 14.47 3.86
-2 64 1.129e+00 0.08 8.142e-02 1.02 0.02
-3 256 5.828e-01 0.95 2.113e-02 3.85 1.95
-4 1024 2.934e-01 0.99 5.319e-03 3.97 1.99
-5 4096 1.469e-01 1.00 1.332e-03 3.99 2.00
-6 16384 7.350e-02 1.00 3.332e-04 4.00 2.00
+n cells H1 L2
+0 4 2.732e+00 - 1.198e+00 - -
+1 16 1.190e+00 1.20 8.281e-02 14.47 3.86
+2 64 1.129e+00 0.08 8.142e-02 1.02 0.02
+3 256 5.828e-01 0.95 2.113e-02 3.85 1.95
+4 1024 2.934e-01 0.99 5.319e-03 3.97 1.99
+5 4096 1.469e-01 1.00 1.332e-03 3.99 2.00
+6 16384 7.350e-02 1.00 3.332e-04 4.00 2.00
\documentclass[10pt]{report}
\usepackage{float}
\end{table}
\end{document}
DEAL::
-n cells H1 L2
-0 4 2.445e+00 - 1.433e+00 - -
-1 16 1.168e+00 1.07 7.912e-02 18.11 4.18
-2 64 2.511e-01 2.22 7.755e-03 10.20 3.35
-3 256 6.235e-02 2.01 9.969e-04 7.78 2.96
-4 1024 1.571e-02 1.99 1.265e-04 7.88 2.98
-5 4096 3.937e-03 2.00 1.587e-05 7.97 2.99
-6 16384 9.847e-04 2.00 1.986e-06 7.99 3.00
+n cells H1 L2
+0 4 2.445e+00 - 1.433e+00 - -
+1 16 1.168e+00 1.07 7.912e-02 18.11 4.18
+2 64 2.511e-01 2.22 7.755e-03 10.20 3.35
+3 256 6.235e-02 2.01 9.969e-04 7.78 2.96
+4 1024 1.571e-02 1.99 1.265e-04 7.88 2.98
+5 4096 3.937e-03 2.00 1.587e-05 7.97 2.99
+6 16384 9.847e-04 2.00 1.986e-06 7.99 3.00
\documentclass[10pt]{report}
\usepackage{float}