C | Variable Declaration and Scope | Question 2
Predict the output
#include <stdio.h>int var = 20;int main(){ int var = var; printf("%d ", var); return 0;} |
(A) Garbage Value
(B) 20
(C) Compiler Error
Answer: (A)
Explanation: First var is declared, then value is assigned to it. As soon as var is declared as a local variable, it hides the global variable var.
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