[PSD2] Exercise 1.59

[matypist]

Exercise 1.59 Perform the following additions of unsigned hexadecimal numbers. Indicate whether or not the sum overflows an 8-bit (two hex digit) result.

(a) $22_{16} + 8_{16}$
(b) $73_{16} + 2C_{16}$
(c) $7F_{16} + 7F_{16}$
(d) $C2_{16} + A4_{16}$

[Elia-Belli]

Somma tra Esadecimali senza segno a 8bit
(a) $22_{16} + 8_{16} = 2A_{16}$
(b) $73_{16} + 2C_{16} = 9F_{16}$
(c) $7F_{16} + 7F_{16} = FE_{16}$
(d) $C2_{16} + A4_{16} = 166_{16}$ (Overflow)

[niccolo-fato]