Download CS240 Programming in C

Transcript
Representation of Numbers in
Memory
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Integers are represented in groups of
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1 byte (char)
2 bytes (short int or short),
4 bytes (int) ,
8 bytes (long int or long)
and in some architectures 16 bytes (long long int
or long long) variables.
Example of an 8 byte number in memory
00000000 00000000 00000000 00000000 00000000 10001001 00100100 10010010
63
55
47
39
31
23
15
7
0
223+219+216+213+210+27+24+21= 8987794
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