Question

what is the output of the following C code ?
#include <stdio.h>
int main()
{
int a=1;
if (a--)
printf("Hello\n");
if (++a)
printf("Hi\n");
return 0;
}

a) Hello
b)Hi
c) both" Hello" and "Hi"
d) compilation error
​

Answer 1

the correct answer is option d i.e. compilation error.

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