12.01;
.01;
12.;
12.01e12;
12.01E12;
12.e12;
12.E12;
12.01e-12;
12.01E-12;
12.e-12;
12.E-12;
.01E-12;
12.01e+12;
12.01E+12;
12.e+12;
12.E+12;
.01E+12;
1E12;
1e12;
1E-12;
1e+12;