2.7
616263646566
2.10
x | y
a | a^b
b | a^b
b | a
2.11
A.k+1
B.最后一次inplace_swap地址相同
C.
1 void reverse_arrary(int a[],int cnt)2 {3 int first,last;4 5 for(first=0,last=cnt-1;first
2.12
A. x & 0x000000FF
B. x ^ 0xFFFFFF00
C. x | 0x000000FF
2.13
bis(x,y)
bic(x,y)