Question
#include<stdio.h>
#include<string.h>
int main()
{
int register a;
scanf("%d",&a); // say a = 10
printf("%d",a);
return 0;
}
What will be output of following program?
#include<stdio.h>
#include<string.h>
int main()
{
int register a;
scanf("%d",&a); // say a = 10
printf("%d",a);
return 0;
}
Answer: Option D
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Register data type stores in CPU. So it has not any memory address. Hence we cannot write &a.
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