Ricoh VT2250 Operator's Manual page 56

Example:
Imagine a school with 4 grades and 6 classes in each grade. There are 27
students in every class in grades 1 to 3, and grade 4 has varying numbers
of students due to a high transfer rate. The information you need to program
in the machine might look like that shown in the table below:
Class
Grade
1
2
3
4
1 2
27 27
27 27
27 27
25 20
3 4
27 27
27 27
27 27
23 24
OPERATION
5 6
27 27
27 27
27 27
25 20
48