Show the printout of the following code:
```
#include
using namespace std;
void swap(int n1, int n2)
{
int temp = n1;
n1 = n2;
n2 = temp;
}
int main()
{
int a[] = {1, 2};
swap(a[0], a[1]);
cout << "a[0] = " << a[0] << " a[1] = " << a[1] << endl;
return 0;
}
```
```
#include
using namespace std;
void swap(int n1, int n2)
{
int temp = n1;
n1 = n2;
n2 = temp;
}
int main()
{
int a[] = {1, 2};
swap(a[0], a[1]);
cout << "a[0] = " << a[0] << " a[1] = " << a[1] << endl;
return 0;
}
#include
using namespace std;
void swap(int n1, int n2)
{
int temp = n1;
n1 = n2;
n2 = temp;
}
int main()
{
int a[] = {1, 2};
swap(a[0], a[1]);
cout << "a[0] = " << a[0] << " a[1] = " << a[1] << endl;
return 0;
}
a[0] = 1 a[1] = 2
```
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