Cerebral arteriosclerosis is the result of thickening and hardening of the walls of the arteries in the brain.Symptoms of cerebral arteriosclerosis include headache, facial pain, and impaired vision. Cerebral arteriosclerosis can cause serious health problems.erebral arteriosclerosis is the result of thickening and hardening of the walls of the arteries in the brain.
I've had a batch of math classes, and so far, the most difficult IMO is differential equations. Lots of plug-and-chunk, and that's the problem for me: most of the time I don't know where to plug things.
Knowing that hard problems of today will be the standard problems of tomorrow (and generating function being an extremely useful combinatorics tool), it never hurts to learn and practice a problem or two if you are are an advanced competitive programmer. Holding Bin-Laden captive. IDI Open 2010 Problem H - Typing monkey.