3 15
IamStr
1 2  3  4 5 6   7  8  9  10 11
12           13          14 15
0.0
1.1
+2.2
-3.
+.4
+5.e+5
-.6E-6
StringBegin
8
+
.
-.
+.e+12
.e-13
+14.14e14.14

IamStr 0.0 str
1 1.1 float
2 +2.2 float
3 -3. float
4 +.4 float
5 +5.e+5 float
6 -.6E-6 float
7 StringBegin str
8 8 str
9 + str
10 . str
11 -. str
12 +.e+12 str
13 .e-13 str
14 +14.14e14.14 str
15 <missing> str