C Programming - Declarations and Initializations - Discussion

Discussion Forum : Declarations and Initializations - Find Output of Program (Q.No. 6)

Declarations and Initializations

What will be the output of the program?

#include<stdio.h>
int X=40;
int main()
{
    int X=20;
    printf("%d\n", X);
    return 0;
}

Error

No Output

Answer: Option

Explanation:

Whenever there is conflict between a local variable and global variable, the local variable gets priority.

Discussion:

21 comments Page 2 of 3.

Dipak said: 5 years ago

In function block, the local variable has the highest priority than global variable.

Vishwa said: 7 years ago

Can we use Upper case letters in declaring variables? Please explain me.

Savan said: 1 decade ago

If variable is declared globally, then it should be declared like X 40.

Abhishek said: 1 decade ago

Is it valid declaration? As we can not declare global auto variable.

Shivaleela said: 8 years ago

How can we print that global variable as output?

JITENDRA KUAMR said: 1 decade ago

How to access a global variable in C language?

Nishanth said: 8 years ago

Is we print that global variable as output?

Nihal said: 9 years ago

Local is preferred when there is conflict.

Vamshi said: 1 decade ago

What is local and global variables?

Sunitha said: 10 years ago

Here what's the use of return 0;?

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