C Programming - Declarations and Initializations - Discussion

Discussion Forum : Declarations and Initializations - Find Output of Program (Q.No. 12)
12.
What will be the output of the program?
#include<stdio.h>
int main()
{
    int X=40;
    {
        int X=20;
        printf("%d ", X);
    }
    printf("%d\n", X);
    return 0;
}
40 40
20 40
20
Error
Answer: Option
Explanation:
In case of a conflict between a local variable and global variable, the local variable gets priority.
Discussion:
22 comments Page 2 of 3.

Naman said:   1 decade ago
@Krishna.

Global variable is declared at the beginning of the program.

Local var. is declared within a module.

Nidhi said:   1 decade ago
Can we use {} in between program when it is not a function or loop ?

I think not.

Suryakanta said:   7 years ago
C programming does not support the blocks so it will not return the error.

Keya said:   9 years ago
How can we say it is an global or local variable? Please explain me.

Sameer said:   1 decade ago
Can we use {} in between our program if its not use for function?

Krishna said:   1 decade ago
What is the different b/w local variable and global variable?

Siddharth Rai said:   1 decade ago
How can we use int x=40; as a function. It is giving errors.

Siva Ram said:   1 decade ago
Is it same for the declaration as global and external?

Thamarai said:   1 decade ago
Can we declare "int x=40" as function?

Barun Mandal said:   8 years ago
I get the below output:

20 20

Is it correct?


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