글쓴이 :송영익 1999년 6월 12일 13:55:27
Which of the following expressions results in a postive value
in x?(Choose one.)
-A. int × = -1; × = × >>> 5;
B. int × = -1; × = × >>> 32;
C. byte × = -1; × = × >>> 5;
D. int × = -1; × = × >> 5;
왜 답이 A인지 가르쳐 주시면 감사하겠읍니다
그리고
To place a 1 in the high-bit of an int named ref
that's set to 0x00000001,you can write:
Select the one right answer.
a) ref >> 31;
b) ref >>= 31;
c) ref << 31;
-d) ref <<= 31;
왜 답이 d일까요???