#include <iostream>
using namespace std;
bool f() {
cout << "f";
return true;
}
bool g() {
cout << "g";
return true;
}
int main() {
if(f(),g())
{
cout<<"OK with ,";
}
cout<<endl;
if(f()||g())
{
cout<<"OK with ||";
}
return 0;
}
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