(C++) 80-20 rule

• 'A typical program spends 80% of its time executing only 20% of its code'. [1,2]
• 'The first 20% of your program will take 80% of your time to code; the remaining 80% of your program will take the other 80% of your time' [3]

References

• 1) Scott Meyers. Effective C++ (3rd edition).ISBN: 0-321-33487-6 (page 139)
• 2) Jesse Liberty. Sams teach yourself C++ in 24 hours. ISBN: 0-672-32224-2. Hour 22, chapter 'The 80/80 rule' (page 390)
• 3) Jesse Liberty. Sams teach yourself C++ in 24 hours. ISBN: 0-672-32224-2. Hour 22, chapter 'The 80/80 rule' (page 391)