C Programming - Expressions - Discussion

Discussion Forum : Expressions - Find Output of Program (Q.No. 12)

Expressions

12.

What will be the output of the program?

#include<stdio.h>
int main()
{
    int i=2;
    printf("%d, %d\n", ++i, ++i);
    return 0;
}

3, 4

4, 3

4, 4

Output may vary from compiler to compiler

Answer: Option

Explanation:

The order of evaluation of arguments passed to a function call is unspecified.

Anyhow, we consider ++i, ++i are Right-to-Left associativity. The output of the program is 4, 3.

In TurboC, the output will be 4, 3.

In GCC, the output will be 4, 4.

Discussion:

43 comments Page 5 of 5.

Ganesh said: 7 years ago

I am not getting it. Please explain me.

(1)

Piyush Watmode said: 4 years ago

Actully, the output in gcc compiler is 4, 4.

(1)

Usha said: 3 years ago

But its prints the latest value 4, 4 only. Am I right?

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