Ada: the cheapest way to build a line of business

ed abstracted abstracted I I abstracted input #H input #2 i i (“11”) input #3 i i output (‘I,“) (“W) ------------------------------------_----I-------------------------------------------i-~----------------------------------~-r---------------------“X” “x” : t subrange3.1 I : fl(il,i2, 13) “X” subrange 2.1 subrange3.2 i i f2(il ,i2) I 8 subrange 1 .l subrange 2.2 subrange 3.2 i i I I f3(i3) I I subrange 1.2 subrange 2.2 subrange3.2 ! i f4(il ,i3) Figure 2. Example CORE Requirement