#include <bits/stdc++.h> using namespace std; typedef long long ll; int main() { ios_base::sync_with_stdio(false); cin.tie(nullptr); ll n, k; cin >> n >> k; ll a[n]; ll aSorted[n]; for (ll i = 0; i < n; i++) { cin >> a[i]; } if(k == 2) { vector <ll> prefixMinimum; vector <ll> suffixMaximum; for (ll i = 0; i < n; i++) { if (i == 0) { prefixMinimum.push_back(a[i]); }else { prefixMinimum.push_back(min(prefixMinimum[i-1], a[i])); } } for (ll i = n - 1; i >= 0; i--) { if (i == n - 1) { suffixMaximum.push_back(a[i]); }else { suffixMaximum.push_back(max(suffixMaximum[n - i - 2], a[i])); } } reverse(suffixMaximum.begin(), suffixMaximum.end()); for (ll i = 0; i < n-1; i++) { if (prefixMinimum[i] >= suffixMaximum[i+1]) { cout << "TAK" << endl; cout << i + 1 << endl; return 0; } } }else if(k == 3) { vector <ll> prefixMinimum; for (ll i = 0; i < n; i++) { if (i == 0) { prefixMinimum.push_back(a[i]); }else { prefixMinimum.push_back(min(prefixMinimum[i-1], a[i])); } } for (ll i = 0; i < n-1; i++) { if (prefixMinimum[i] >= a[i+1]) { cout << "TAK" << endl; cout << i + 1 << " " << i + 2 << endl; return 0; } } } for (ll i = 0; i < n; i++) { aSorted[i] = a[i]; } sort(aSorted, aSorted + n); ll maximum = aSorted[n - 1]; ll indexOfMaximum = 0; for (ll i = 0; i < n; i++) { if (a[i] == maximum) { indexOfMaximum = i + 1; break; } } if (indexOfMaximum != n) { if ((indexOfMaximum != 1 && k == 2)) { cout << "NIE" << endl; return 0; } else if (indexOfMaximum == 1 && k == 2) { cout << "TAK" << endl; cout << 1 << endl; return 0; } else if (indexOfMaximum == 1 && k > 2) { cout << "TAK" << endl; for (ll i = 1; i < k; i++) { cout << i << " "; } return 0; } cout << "TAK" << endl; ll more = 0; for (ll i = 0; i < k - 3; i++) { if (i + 1 == indexOfMaximum - 1) { more = k-3-i; break; } cout << i + 1 << " "; } cout << indexOfMaximum - 1<< " "; cout << indexOfMaximum << " "; for (ll i = 0; i < more; i++) { cout << indexOfMaximum + i + 1 << " "; } }else { if (a[0] >= a[1] && a[1] == aSorted[n-2]) { cout << "TAK" << endl; for (ll i = 0; i < k; i++) { cout << i + 1 << " "; } return 0; }else if(a[0] >= a[1] && k > 2) { cout << "TAK" << endl; for (ll i = 0; i < k; i++) { cout << i + 1 << " "; } return 0; }else if (k == 2 || k == 3) { cout << "NIE" << endl; return 0; } ll minIndex = 0; for (ll i = 0; i < n-1; i++) { if (a[i] >= a[i + 1]) { minIndex = i + 1; break; } } if (minIndex == 0) { cout << "NIE" << endl; return 0; } cout << "TAK" << endl; ll more = 0; for (ll i = 0; i < k - 4; i++) { if (i + 1 == minIndex - 1) { more = k-4-i; break; } cout << i + 1 << " "; } cout << minIndex - 1 << " "; cout << minIndex << " "; cout << minIndex + 1 << " "; for (ll i = 0; i < more; i++) { cout << minIndex + 2 + i << " "; } } 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 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 | #include <bits/stdc++.h> using namespace std; typedef long long ll; int main() { ios_base::sync_with_stdio(false); cin.tie(nullptr); ll n, k; cin >> n >> k; ll a[n]; ll aSorted[n]; for (ll i = 0; i < n; i++) { cin >> a[i]; } if(k == 2) { vector <ll> prefixMinimum; vector <ll> suffixMaximum; for (ll i = 0; i < n; i++) { if (i == 0) { prefixMinimum.push_back(a[i]); }else { prefixMinimum.push_back(min(prefixMinimum[i-1], a[i])); } } for (ll i = n - 1; i >= 0; i--) { if (i == n - 1) { suffixMaximum.push_back(a[i]); }else { suffixMaximum.push_back(max(suffixMaximum[n - i - 2], a[i])); } } reverse(suffixMaximum.begin(), suffixMaximum.end()); for (ll i = 0; i < n-1; i++) { if (prefixMinimum[i] >= suffixMaximum[i+1]) { cout << "TAK" << endl; cout << i + 1 << endl; return 0; } } }else if(k == 3) { vector <ll> prefixMinimum; for (ll i = 0; i < n; i++) { if (i == 0) { prefixMinimum.push_back(a[i]); }else { prefixMinimum.push_back(min(prefixMinimum[i-1], a[i])); } } for (ll i = 0; i < n-1; i++) { if (prefixMinimum[i] >= a[i+1]) { cout << "TAK" << endl; cout << i + 1 << " " << i + 2 << endl; return 0; } } } for (ll i = 0; i < n; i++) { aSorted[i] = a[i]; } sort(aSorted, aSorted + n); ll maximum = aSorted[n - 1]; ll indexOfMaximum = 0; for (ll i = 0; i < n; i++) { if (a[i] == maximum) { indexOfMaximum = i + 1; break; } } if (indexOfMaximum != n) { if ((indexOfMaximum != 1 && k == 2)) { cout << "NIE" << endl; return 0; } else if (indexOfMaximum == 1 && k == 2) { cout << "TAK" << endl; cout << 1 << endl; return 0; } else if (indexOfMaximum == 1 && k > 2) { cout << "TAK" << endl; for (ll i = 1; i < k; i++) { cout << i << " "; } return 0; } cout << "TAK" << endl; ll more = 0; for (ll i = 0; i < k - 3; i++) { if (i + 1 == indexOfMaximum - 1) { more = k-3-i; break; } cout << i + 1 << " "; } cout << indexOfMaximum - 1<< " "; cout << indexOfMaximum << " "; for (ll i = 0; i < more; i++) { cout << indexOfMaximum + i + 1 << " "; } }else { if (a[0] >= a[1] && a[1] == aSorted[n-2]) { cout << "TAK" << endl; for (ll i = 0; i < k; i++) { cout << i + 1 << " "; } return 0; }else if(a[0] >= a[1] && k > 2) { cout << "TAK" << endl; for (ll i = 0; i < k; i++) { cout << i + 1 << " "; } return 0; }else if (k == 2 || k == 3) { cout << "NIE" << endl; return 0; } ll minIndex = 0; for (ll i = 0; i < n-1; i++) { if (a[i] >= a[i + 1]) { minIndex = i + 1; break; } } if (minIndex == 0) { cout << "NIE" << endl; return 0; } cout << "TAK" << endl; ll more = 0; for (ll i = 0; i < k - 4; i++) { if (i + 1 == minIndex - 1) { more = k-4-i; break; } cout << i + 1 << " "; } cout << minIndex - 1 << " "; cout << minIndex << " "; cout << minIndex + 1 << " "; for (ll i = 0; i < more; i++) { cout << minIndex + 2 + i << " "; } } return 0; } |