18-50 Pascal
CustomerPurchases := CustomerPurchases + CustomerSales ( CustomerID );
CustomerBill := CustomerBill + CustomerPurchases;
TotalCustomerBill := CustomerBill + PreviousBalance ( CustomerID ) +
LateCharge ( CustomerID );
CustomerRating := Rating ( CustomerID, TotalCustomerBill );
18.5.5
Pascal C Ada Fortran
7
i=0 j=0 k=0 DestroyBadLoopNames(i j k);
C C ++
18-51 n 4
18-5 1 C
Printf( d d n ,++n, n+2);
4 6? 5 7? 5 6? ++n 5
C n+2
6 7 18-52