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#include <iostream> #include <vector> #include <algorithm> using namespace std; int main() { vector<int> numbers = {1, 7, 3, 5, 9, 2}; auto it = is_sorted_until(numbers.begin(), numbers.end()); int position = it - numbers.begin(); cout << "The first " << position << " items are in ascending order."; return 0; }
The first 2 items are in ascending order.
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