Picking Numbers
Solutions Sorting A C++ solution based on sorting and a sliding window made of two increasing pointers:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 #include <numeric> #include <array> #include <vector> #include <iostream> #include <algorithm> #include <iterator> using namespace std; int main() { int n; cin >> n; vector<int> v(n); copy_n(istream_iterator<int>(cin), n, begin(v)); sort(begin(v), end(v)); auto selected = 0; auto tail = begin(v); auto head = next(tail); while (head !
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