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Update setbits.c #79

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4 changes: 2 additions & 2 deletions chapter_2/exercise_2_06/setbits.c
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Original file line number Diff line number Diff line change
Expand Up @@ -28,8 +28,8 @@ unsigned int setbits(int x, int p, int n, int y)
{
++p; // First position is 0

unsigned int mask1 = (~(~(~0 << n) << p) & x);
unsigned int mask2 = (~(~0 << n) & y) << p;
unsigned int mask1 = (~(~(~0 << n) << (p-n)) & x);
unsigned int mask2 = (~(~0 << n) & y) << (p-n);

return mask1 | mask2;
}
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