A00-211 Web TestEngine demo

The following SAS program is submitted, creating the SAS data set ONE:

data one;
infile `file specification';
input num chars$;
run;
ONE
NUM CHAR
------- ---------
1 23
3 23
1 77

The following SAS program is submitted:

proc print data = one;
where char = 23;
run;

What is output?