ojNextCombination function utilities
Generate all k-combinations of n cards
Implementation
bool ojNextCombination(List<int> a, int n) {
int k = a.length;
for (int i = k - 1; i >= 0; i -= 1) {
if (a[i] < n - k + i + 1) {
a[i] += 1;
for (int j = i + 1; j < k; j += 1) {
a[j] = a[j - 1] + 1;
}
return true;
}
}
return false;
}