#include <iostream> #include <string> #include <algorithm> #include <vector> using namespace std; bool is_increasing(int n, vector<int> &arr) { for (int i = 1; i < n; ++i) { if (arr[i] <= arr[i - 1]) return false; } return true; } int main() { ios_base::sync_with_stdio(false); cin.tie(nullptr); int n, k; cin >> n >> k; vector<int> arr(n); for (int i = 0; i < n; ++i) cin >> arr[i]; if (is_increasing(n, arr)) { cout << "NIE"; return 0; } if (k >= 4) { cout << "TAK\n"; int pos = 0; while (arr[pos + 1] > arr[pos]) ++pos; k -= 3; if (pos != 0 && pos != -1) --k; for (int i = 1; i < pos && k; ++i) { cout << i << " "; --k; } if (pos) cout << pos << " "; cout << pos + 1 << " "; if (pos != n - 1) cout << pos + 2 << " "; for (int i = pos + 3; i <= n && k; ++i) { cout << i << " "; --k; } } else if (k == 3) { int maxi = arr[n - 1]; int maxpos = n - 1; for (int i = n - 2; i >= 0; --i) { if (arr[i] >= maxi) { maxi = arr[i]; maxpos = i; } } if (maxpos != n - 1) { cout << "TAK\n"; if (!maxpos) cout << "1 2"; else cout << maxpos << " " << maxpos + 1; return 0; } int mini = arr[0]; int minpos = 0; for (int i = 1; i < n; ++i) { if (arr[i] <= mini) { mini = arr[i]; minpos = i; } } if (minpos) { cout << "TAK\n"; if (minpos == n - 1) cout << n - 2 << " " << n - 1; else cout << minpos << " " << minpos + 1; return 0; } cout << "NIE"; } else { vector<int> left(n); vector<int> right(n); left[0] = arr[0]; right[n - 1] = arr[n - 1]; for (int i = 1; i < n; ++i) left[i] = min(arr[i], left[i - 1]); for (int i = n - 2; i >= 0; --i) right[i] = max(arr[i], right[i + 1]); for (int i = 1; i < n; ++i) { if (left[i - 1] >= right[i]) { cout << "TAK\n" << i; return 0; } } cout << "NIE"; } }
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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 | #include <iostream> #include <string> #include <algorithm> #include <vector> using namespace std; bool is_increasing(int n, vector<int> &arr) { for (int i = 1; i < n; ++i) { if (arr[i] <= arr[i - 1]) return false; } return true; } int main() { ios_base::sync_with_stdio(false); cin.tie(nullptr); int n, k; cin >> n >> k; vector<int> arr(n); for (int i = 0; i < n; ++i) cin >> arr[i]; if (is_increasing(n, arr)) { cout << "NIE"; return 0; } if (k >= 4) { cout << "TAK\n"; int pos = 0; while (arr[pos + 1] > arr[pos]) ++pos; k -= 3; if (pos != 0 && pos != -1) --k; for (int i = 1; i < pos && k; ++i) { cout << i << " "; --k; } if (pos) cout << pos << " "; cout << pos + 1 << " "; if (pos != n - 1) cout << pos + 2 << " "; for (int i = pos + 3; i <= n && k; ++i) { cout << i << " "; --k; } } else if (k == 3) { int maxi = arr[n - 1]; int maxpos = n - 1; for (int i = n - 2; i >= 0; --i) { if (arr[i] >= maxi) { maxi = arr[i]; maxpos = i; } } if (maxpos != n - 1) { cout << "TAK\n"; if (!maxpos) cout << "1 2"; else cout << maxpos << " " << maxpos + 1; return 0; } int mini = arr[0]; int minpos = 0; for (int i = 1; i < n; ++i) { if (arr[i] <= mini) { mini = arr[i]; minpos = i; } } if (minpos) { cout << "TAK\n"; if (minpos == n - 1) cout << n - 2 << " " << n - 1; else cout << minpos << " " << minpos + 1; return 0; } cout << "NIE"; } else { vector<int> left(n); vector<int> right(n); left[0] = arr[0]; right[n - 1] = arr[n - 1]; for (int i = 1; i < n; ++i) left[i] = min(arr[i], left[i - 1]); for (int i = n - 2; i >= 0; --i) right[i] = max(arr[i], right[i + 1]); for (int i = 1; i < n; ++i) { if (left[i - 1] >= right[i]) { cout << "TAK\n" << i; return 0; } } cout << "NIE"; } } |