#include <iostream>
using namespace std;
void Function(const char * s)
{
cout << s;
}
void Array(const char * s)
{
Function(s);
}
const char * String(int i)
{
return i ? "Hello" : "World";
}
const char * Pointer()
{
return "\n";
}
int main()
{
Array(String(1));
Function(" ");
Array(String(0));
Array(Pointer());
}
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