int _tmain(int argc, _TCHAR* argv[])
{
//Swap two integers, passing by reference
int i = 1;
int j = 2;
swap(i, j);
std::cout << "i = " << i << std::endl;
std::cout << "j = " << j << std::endl;
//Swap two "Data" structs, passing by reference
Data a = { 10, 20 };
Data b = { 30, 40 };
swap(a, b);
std::cout << "a.x = " << a.x << std::endl;
std::cout << "a.y = " << a.y << std::endl;
std::cout << "b.x = " << b.x << std::endl;
std::cout << "b.y = " << b.y << std::endl;
Data *c = &a;
Data *d = &b;
pswap(c, d);
std::cout << "c->x = " << c->x << std::endl;
std::cout << "c->y = " << c->y << std::endl;
std::cout << "d->x = " << d->x << std::endl;
std::cout << "d->y = " << d->y << std::endl;
return 0;
}
void insertionSort(real *arr, int *perm, int startndx, int endndx, int direction)
{
int i, j;
if (direction >= 0)
{
for (i = startndx; i <= endndx; i++)
{
j = i;
while (j > startndx && arr[j - 1] > arr[j])
{
Swap(&arr[j], &arr[j-1]);
pswap(&perm[j], &perm[j-1]);
j--;
}
}
}
if (direction < 0)
{
for (i = startndx; i <= endndx; i++)
{
j = i;
while (j > startndx && arr[j - 1] < arr[j])
{
Swap(&arr[j], &arr[j-1]);
pswap(&perm[j], &perm[j-1]);
j--;
}
}
}
}
int main()
{
int A = 10, B = 20;
int *pA, *pB;
pA = &A, pB = &B;
printf("pA가 가리키는 변수 : %d\n", *pA);
printf("pB가 가리키는 변수 : %d\n\n", *pB);
pswap(&pA, &pB);
printf("pA가 가리키는 변수 : %d\n", *pA);
printf("pB가 가리키는 변수 : %d\n", *pB);
return 0;
}
