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Тогда, X/3 = 256x / 256 3 = (255+1)X / 256 3 = 85X/256 + X/256*3.
Т.к. X/256*3 -- это ноль, то остается:
X/3 = 85X/256
Т.к. 85X = X + 4X + 16X + 64X, то итог будет:
X/3 = (X + 4X + 16X + 64X) / 256
А со степенями двойки у процессоров проблем нет.
Size: a a a
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