i.e. all sixteen 1’s. -1 is assigned to a. Therefore, a becomes
Sign
bit 16
Magnitude
Bit
15
Bit
14
Bit
13
Bit
12
Bit
11
Bit
10
Bit
9
Bit
8
Bit
7
Bit
6
Bit
5
Bit
4
Bit
3
Bit
2
Bit
1
a=-1
1111111111111111
++a 1
(carry gets
overflowed)
0000000000000000
a is declared as unsigned. Therefore, the 16
th
bit is not considered as a sign bit but it is considered
as a magnitude bit. Therefore, the value of
a that gets printed is 65535. If one is added to a, carry
overflows ...
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