What will be the output of the program?#includestdio.hint fun(int);int main(){ float k=3; fun(k=fun(fun(k))); printf('%f\n', k); return 0;}int fun(int i){ i++; return i;}

What will be the output of the program?

#includestdio.h
int fun(int);
int main()
{
float k=3;
fun(k=fun(fun(k)));
printf("%f\n", k);
return 0;
}
int fun(int i)
{
i++;
return i;
}