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#include <iostream> #include <algorithm> using namespace std; int main() { int n, k; cin >> n >> k; int niza[n]; pair<int, int> p[n]; for(int i = 0; i < n; i++) { cin >> niza[i]; p[i] = make_pair(niza[i], i); } sort(p, p + n); int l = 0, r = n - 1; for(int i = 0; i < k; i++) { swap(niza[p[l].second], niza[p[r].second]); l++; r--; } for(int i = 0; i < n; i++) { cout << niza[i] << " "; } return 0; } /* (50, 0) (100, 1) (45, 2) (2000, 3) (1300, 4) 50 100 45 2000 1300 ะบ = 1 (45, 2) (50, 0) (100, 1) (1300, 4) (2000, 3) **/
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