Knowing the hard problems in Donald Knuth's The Art of Programming means that you won't try and solve one of the PhD disertation level questions in your project that is due in three weeks, but rather you will spend a day redesigning it so you don't need to solve a super hard problem.
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What is hard.
Knowing the hard problems in Donald Knuth's The Art of Programming means that you won't try and solve one of the PhD disertation level questions in your project that is due in three weeks, but rather you will spend a day redesigning it so you don't need to solve a super hard problem.