Pergunta de entrevista da empresa Qualcomm

Given 2 32 bit numbers, how do u multiply them using 8bit multipliers?

Resposta da entrevista

Sigiloso

14 de fev. de 2010

Let A1A2A3A4 & B1B2B3B4 be the 32 bit numbers. (A1A2 00 + 00A3A4)*(B1B2 00 + 00B3B4) should give an idea as to implemt the 32-bit multiplication using 8 bit mult.

6