I, too, learned C by reading K&R cover to cover and solving all the exercises (in front of a Sun 3/160 running SunOS 3.5-ish). Even then back in those ancient

I, too, learned C by reading K&R cover to cover and solving all the exercises (in front of a Sun 3/160 running SunOS 3.5-ish). Even then back in those ancient days, it was obvious trigraphs were evil and should have been abolished to a special place in hell.