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Computer Plus Plus Miscellaneous Difficulty: Medium

What will be the output of the following C++ code? #include <iostream> using namespace std; int array[10] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}; void swap(int x, int y) { int temp = array[x]; array[x] = array[y]; array[y] = temp; return; } void printArray(int size) { int i; for (i = 0; i < size; i++) cout << array[i] << " "; cout << endl; return; } void permute(int k, int size) { int i; if (k == 0) printArray(size); else { for (i = k - 1;i >= 0;i--) { swap(i, k - 1); permute(k - 1, size); swap(i, k - 1); } } return; } int main() { permute(3, 3); return 0; }

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