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This question belongs to C Program C Preprocessor
C Preprocessor
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What will be the output of the following program?
#include<stdio.h>
#define prod(a,b)  a*b
void main()
{
      int x=3,y=4;
      printf("%d", prod(x+2,y-1));
}

Answer & Solution
Correct Answer: Option C

The macro expands and evaluates to as:
x+2*y-1 => x+(2*y)-1 => 10

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