data prob2; infile 'a:\Ex1.dat'; input idt 1-4 logidt 9-12; run;
*proc contents data=prob2; proc print; run;
/* Here are the contents of the dat file Ex1.dat
an external file in a: directory
28.1 1.45
31.2 1.49
13.7 1.14
46.0 1.66
25.8 1.41
16.8 1.23
34.8 1.54
62.3 1.79
28.0 1.45
17.9 1.25
19.5 1.29
21.1 1.32
31.9 1.50
28.9 1.46
60.1 1.78
23.7 1.37
18.6 1.27
21.4 1.33
26.6 1.42
26.2 1.42
32.0 1.51
43.5 1.64
17.4 1.24
38.8 1.59
30.6 1.49
55.6 1.75
25.5 1.41
52.1 1.72
21.0 1.32
22.3 1.35
15.5 1.19
36.3 1.56
19.1 1.28
38.4 1.58
72.8 1.86
48.9 1.69
21.4 1.33
20.7 1.32
57.3 1.76
40.9 1.61
*/