Question
int main()
{
extern int a;
printf("%d\n", a);
return 0;
}
int a=20;
In the following program where is the variable a getting defined and where is it getting declared ?
int main()
{
extern int a;
printf("%d\n", a);
return 0;
}
int a=20;
Answer: Option C
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extern int a is the declaration whereas int a = 20 is the definition
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