// Autor: Adam Szymaszkiewicz #include <bits/stdc++.h> using namespace std; typedef long long LL; int main() { ios::sync_with_stdio(0); cin.tie(0); int n, k; cin >> n >> k; vector<int> v(n); for (int i = 0; i < n; i++) cin >> v[i]; if (k == 2) { vector<int> mini(n); mini[0] = v[0]; for (int i = 1; i < n; i++) mini[i] = min(mini[i-1], v[i]); vector<int> maxi(n); maxi[n-1] = v[n-1]; for (int i = n-2; i >= 0; i--) maxi[i] = max(maxi[i+1], v[i]); int wyn = -1; for (int i = 0; i < n-1; i++) { if (mini[i] >= maxi[i+1]) { wyn = i; break; } } if (wyn == -1) cout << "NIE\n"; else { cout << "TAK\n"; cout << wyn+1 << "\n"; } } else if (k == 3) { int mini, maxi; mini = maxi = 0; for (int i = 1; i < n; i++) { if (v[i] <= v[mini]) mini = i; if (v[i] > v[maxi]) maxi = i; } if (mini == 0 && maxi == n-1) cout << "NIE\n"; else { cout << "TAK\n"; if (mini == n-1) cout << "1 " << mini << "\n"; else if (mini != 0) cout << mini << " " << mini+1 << "\n"; else if (maxi == 0) cout << maxi+1 << " " << n-1 << "\n"; else if (maxi != n-1) cout << maxi << " " << maxi+1 << "\n"; } } else { int poz = -1; for (int i = 0; i < n-1; i++) { if (v[i] >= v[i+1]) { poz = i; break; } } if (poz == -1) cout << "NIE\n"; else { cout << "TAK\n"; vector<int> odp; if (poz == 0) odp = {poz+1, poz+2}; else odp = {poz, poz+1, poz+2}; for (int i = 0; i < poz-1; i++) { if (odp.size() == k-1) break; odp.push_back(i+1); } if (odp.size() < k-1) { for (int i = poz+2; i < n; i++) { if (odp.size() == k-1) break; odp.push_back(i+1); } } sort(odp.begin(), odp.end()); for (int i = 0; i < k-1; i++) cout << odp[i] << " "; cout << "\n"; } } }
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 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 | // Autor: Adam Szymaszkiewicz #include <bits/stdc++.h> using namespace std; typedef long long LL; int main() { ios::sync_with_stdio(0); cin.tie(0); int n, k; cin >> n >> k; vector<int> v(n); for (int i = 0; i < n; i++) cin >> v[i]; if (k == 2) { vector<int> mini(n); mini[0] = v[0]; for (int i = 1; i < n; i++) mini[i] = min(mini[i-1], v[i]); vector<int> maxi(n); maxi[n-1] = v[n-1]; for (int i = n-2; i >= 0; i--) maxi[i] = max(maxi[i+1], v[i]); int wyn = -1; for (int i = 0; i < n-1; i++) { if (mini[i] >= maxi[i+1]) { wyn = i; break; } } if (wyn == -1) cout << "NIE\n"; else { cout << "TAK\n"; cout << wyn+1 << "\n"; } } else if (k == 3) { int mini, maxi; mini = maxi = 0; for (int i = 1; i < n; i++) { if (v[i] <= v[mini]) mini = i; if (v[i] > v[maxi]) maxi = i; } if (mini == 0 && maxi == n-1) cout << "NIE\n"; else { cout << "TAK\n"; if (mini == n-1) cout << "1 " << mini << "\n"; else if (mini != 0) cout << mini << " " << mini+1 << "\n"; else if (maxi == 0) cout << maxi+1 << " " << n-1 << "\n"; else if (maxi != n-1) cout << maxi << " " << maxi+1 << "\n"; } } else { int poz = -1; for (int i = 0; i < n-1; i++) { if (v[i] >= v[i+1]) { poz = i; break; } } if (poz == -1) cout << "NIE\n"; else { cout << "TAK\n"; vector<int> odp; if (poz == 0) odp = {poz+1, poz+2}; else odp = {poz, poz+1, poz+2}; for (int i = 0; i < poz-1; i++) { if (odp.size() == k-1) break; odp.push_back(i+1); } if (odp.size() < k-1) { for (int i = poz+2; i < n; i++) { if (odp.size() == k-1) break; odp.push_back(i+1); } } sort(odp.begin(), odp.end()); for (int i = 0; i < k-1; i++) cout << odp[i] << " "; cout << "\n"; } } } |