C | Variable Declaration and Scope | Question 5

Output?

int main()
{
  {
      int var = 10;
  }
  {
      printf("%d", var);
  }
  return 0;
}

(A) 10
(B) Compiler Error
(C) Garbage Value

Answer: (B)
Explanation: x is not accessible.

The curly brackets define a block of scope. Anything declared between curly brackets goes out of scope after the closing bracket.
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