Question

What is the output of this C code?

#include <stdio.h>
    union p
    {
        int x;
        float y;
    };
    int main()
    {
        union p p, b;
        p.x = 10;
        printf("%f\n", p.y);
    }

a.

Compile time error

b.

Implementation dependent

c.

10.000000

d.

0.000000

Posted under C Programming

Answer: (b).Implementation dependent

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Q. What is the output of this C code?

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