#include <iostream> #include <vector> #include <algorithm> #include <cassert> using namespace std; int main() { int n, k; cin >> n >> k; vector<int> a; a.resize(n); bool inc = true; for (int i = 0; i < n; i++) { cin >> a[i]; if ((i > 0) && (a[i] <= a[i - 1])) { inc = false; } } if (inc) { cout << "NIE\n"; return 0; } if (n == 2) { cout << "TAK\n1\n"; return 0; } else if (k == 2) { vector<int> mi, ma; mi.resize(n); ma.resize(n); mi[0] = a[0]; ma[n - 1] = a[n - 1]; for (int i = 1; i < n; i++) { mi[i] = min(mi[i - 1], a[i]); } for (int i = n - 2; i >= 0; i--) { ma[i] = max(ma[i + 1], a[i]); } for (int i = 0; i < n - 1; i++) { if (mi[i] >= ma[i + 1]) { cout << "TAK\n" << 1 + i << "\n"; return 0; } } cout << "NIE\n"; return 0; } else if (k == 3) { int pos1 = 0, pos2 = 0; for (int i = 0; i < n; i++) { if (a[i] > a[pos1]) { pos1 = i; } if (a[i] <= a[pos2]) { pos2 = i; } } if (pos1 < n - 1) { if (pos1 == 0) { cout << "TAK\n" << 1 + pos1 << " " << 1 + pos1 + 1 << "\n"; } else { cout << "TAK\n" << 1 + pos1 - 1 << " " << 1 + pos1 << "\n"; } return 0; } if (pos2 > 0) { cout << "TAK\n" << 1 + pos2 - 1 << " " << 1 + pos2 << "\n"; return 0; } cout << "NIE\n"; return 0; } else { for (int i = 0; i < n - 1; i++) { if (a[i + 1] <= a[i]) { int b = max(0, i - (k - 3)); if (i == 0) { b = 0; } cout << "TAK\n"; for (int j = 0; j < k - 1; j++) { cout << 1 + b + j << " "; } return 0; } } cout << "NIE\n"; return 0; } }
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 | #include <iostream> #include <vector> #include <algorithm> #include <cassert> using namespace std; int main() { int n, k; cin >> n >> k; vector<int> a; a.resize(n); bool inc = true; for (int i = 0; i < n; i++) { cin >> a[i]; if ((i > 0) && (a[i] <= a[i - 1])) { inc = false; } } if (inc) { cout << "NIE\n"; return 0; } if (n == 2) { cout << "TAK\n1\n"; return 0; } else if (k == 2) { vector<int> mi, ma; mi.resize(n); ma.resize(n); mi[0] = a[0]; ma[n - 1] = a[n - 1]; for (int i = 1; i < n; i++) { mi[i] = min(mi[i - 1], a[i]); } for (int i = n - 2; i >= 0; i--) { ma[i] = max(ma[i + 1], a[i]); } for (int i = 0; i < n - 1; i++) { if (mi[i] >= ma[i + 1]) { cout << "TAK\n" << 1 + i << "\n"; return 0; } } cout << "NIE\n"; return 0; } else if (k == 3) { int pos1 = 0, pos2 = 0; for (int i = 0; i < n; i++) { if (a[i] > a[pos1]) { pos1 = i; } if (a[i] <= a[pos2]) { pos2 = i; } } if (pos1 < n - 1) { if (pos1 == 0) { cout << "TAK\n" << 1 + pos1 << " " << 1 + pos1 + 1 << "\n"; } else { cout << "TAK\n" << 1 + pos1 - 1 << " " << 1 + pos1 << "\n"; } return 0; } if (pos2 > 0) { cout << "TAK\n" << 1 + pos2 - 1 << " " << 1 + pos2 << "\n"; return 0; } cout << "NIE\n"; return 0; } else { for (int i = 0; i < n - 1; i++) { if (a[i + 1] <= a[i]) { int b = max(0, i - (k - 3)); if (i == 0) { b = 0; } cout << "TAK\n"; for (int j = 0; j < k - 1; j++) { cout << 1 + b + j << " "; } return 0; } } cout << "NIE\n"; return 0; } } |