Logic thinking

Learn the logic thinking in programming.
Some time,it need some logic to program.For example,the real society is a mass,and the problem is complex.When you get the material of the reality,you should be clearly in the complex condition.So you should have some logic thinking to become a programmer.
But how to learn the logic in the programming.First of all,one can't learn the logic in a confirm period.The reality and the time is not permit.So the best way to do it is exercise in the daily .
For example,you must make clearly the complex question.And scratch the primary keys in the question.Make sure that work out it with one eye in the next time.