#includeiostream#define sqr(x) ++x * ++x * ++x * ++x using namespace std; int main() { int a = 2, z; z = ++a * ++a; a -= 2; coutsqr(a)' 'z; return 0; } Guess the output.

#includeiostream#define sqr(x) ++x * ++x * ++x * ++x
using namespace std;
int main()
{
    int a = 2, z;
 z = ++a * ++a;  
 a -= 2;
 coutsqr(a)" "z;
 return 0;
}

Guess the output.

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#includeiostream#define sqr(x) ++x * ++x * ++x * ++x using namespace std; int main() { int a = 2, z; z = ++a * ++a; a -= 2; coutsqr(a)" "z; return 0; } Guess the output.

#includeiostream
#define sqr(x) ++x * ++x * ++x * ++x
using namespace std;
int main()
{
int a = 2, z;
z = ++a * ++a;
a -= 2;
coutsqr(a)" "z;
return 0;
}

Guess the output.