#include <iostream> #include <bitset> #include <vector> #include <algorithm> #include <cmath> using namespace std; const int INF = 1e9+7; void solve() { int n, k; cin >> n >> k; vector<int> a(n+1); for (int i = 1; i <= n; i++) cin >> a[i]; if (k == 2) { int maxi = 0; vector<int> aMini(n+1); aMini[1] = a[1]; for (int i = 2; i <= n; i++) aMini[i] = min(aMini[i-1], a[i]); for (int i = n; i >= 2; i--) { maxi = max(maxi, a[i]); if (aMini[i-1] >= maxi) { cout << "TAK\n"; cout << i-1; return; } } cout << "NIE"; return; } if (k == 3) { vector<int> mini(n+2), maxi(n+2); mini[1] = a[1]; for (int i = 2; i <= n; i++) mini[i] = min(mini[i-1],a[i]); maxi[n] = a[n]; for (int i = n-1; i >= 1; i--) maxi[i] = max(maxi[i+1],a[i]); // skrajny z lewej if (a[1] >= maxi[2]) { cout << "TAK\n"; cout << "1 2"; return; } // skrajny z prawej if (a[n] <= mini[n-1]) { cout << "TAK\n"; cout << n-1 << " " << n; return; } // w srodku for (int i = 2; i < n; i++) { if (a[i] <= mini[i-1]) { cout << "TAK\n"; cout << i-1 << " " << i; return; } if (a[i] >= maxi[i+1]) { cout << "TAK\n"; cout << i-1 << " " << i; return; } } cout << "NIE"; } if (k >= 4) { for (int i = 2; i <= n; i++) { if (a[i] <= a[i-1]) { cout << "TAK\n"; int x=0; // i-2 // i-1 // i for (int j = 1; j < i-2; j++) { if (x >= k-2) break; cout << j << " "; x++; } if (i >= 3) { cout << i-2 << " "; x++; } cout << i-1 << " " << i << " "; x += 2; for (int j = i+1; j <= n; j++) { if (x == n+1) break; cout << j << " "; x++; } return; } } cout << "NIE\n"; } } int main() { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); solve(); cout << '\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 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 | #include <iostream> #include <bitset> #include <vector> #include <algorithm> #include <cmath> using namespace std; const int INF = 1e9+7; void solve() { int n, k; cin >> n >> k; vector<int> a(n+1); for (int i = 1; i <= n; i++) cin >> a[i]; if (k == 2) { int maxi = 0; vector<int> aMini(n+1); aMini[1] = a[1]; for (int i = 2; i <= n; i++) aMini[i] = min(aMini[i-1], a[i]); for (int i = n; i >= 2; i--) { maxi = max(maxi, a[i]); if (aMini[i-1] >= maxi) { cout << "TAK\n"; cout << i-1; return; } } cout << "NIE"; return; } if (k == 3) { vector<int> mini(n+2), maxi(n+2); mini[1] = a[1]; for (int i = 2; i <= n; i++) mini[i] = min(mini[i-1],a[i]); maxi[n] = a[n]; for (int i = n-1; i >= 1; i--) maxi[i] = max(maxi[i+1],a[i]); // skrajny z lewej if (a[1] >= maxi[2]) { cout << "TAK\n"; cout << "1 2"; return; } // skrajny z prawej if (a[n] <= mini[n-1]) { cout << "TAK\n"; cout << n-1 << " " << n; return; } // w srodku for (int i = 2; i < n; i++) { if (a[i] <= mini[i-1]) { cout << "TAK\n"; cout << i-1 << " " << i; return; } if (a[i] >= maxi[i+1]) { cout << "TAK\n"; cout << i-1 << " " << i; return; } } cout << "NIE"; } if (k >= 4) { for (int i = 2; i <= n; i++) { if (a[i] <= a[i-1]) { cout << "TAK\n"; int x=0; // i-2 // i-1 // i for (int j = 1; j < i-2; j++) { if (x >= k-2) break; cout << j << " "; x++; } if (i >= 3) { cout << i-2 << " "; x++; } cout << i-1 << " " << i << " "; x += 2; for (int j = i+1; j <= n; j++) { if (x == n+1) break; cout << j << " "; x++; } return; } } cout << "NIE\n"; } } int main() { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); solve(); cout << '\n'; return 0; } |