I recall a civil engineering suite of programs that had been converted from Basic into Fortran IV. The basic was so old it only had two (yes two) character va

I recall a civil engineering suite of programs that had been converted from Basic into Fortran IV. The basic was so old it only had two (yes two) character variables - the Fortran code made liberal uses of Arithmetic IF staements !!!! An example of one is IF (S12 - 1.0) 13, 13, 12