#include <bits/stdc++.h> using namespace std; int a[500500]; int mns[500500]; int mxs[500500]; int main() { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); int n, k; cin >> n >> k; for(int i = 0; i < n; i++) { cin >> a[i]; mns[i] = 2000000000; mxs[i] = -2000000000; } bool t = true; int x; for(int i = 1; t && i < n; i++) { if(a[i] <= a[i - 1]) { t = false; x = i; } } if(t) { cout << "NIE\n"; return 0; } if(k > 3) { cout << "TAK\n"; if(x == 1) { for(int i = 1; i < k; i++) { cout << i << " "; } cout << "\n"; return 0; } if(x == n - 1) { for(int i = n - k + 1; i < n; i++) { cout << i << " "; } cout << "\n"; return 0; } bool x1 = true; bool x2 = true; bool x3 = true; for(int i = 1; i < k - 3 && i <= n; i++) { cout << i << " "; if(i == x - 1) { k++; x1 = false; } if(i == x) { k++; x2 = false; } if(i == x + 1) { k++; x2 = false; } } if(x1) { cout << x - 1 << " "; } if(x2) { cout << x << " "; } if(x2) { cout << x + 1 << " "; } cout << "\n"; return 0; } if(k > 2) { int mn = *min_element(a, a + n); int mx = *max_element(a, a + n); for(int i = 0; i < n; i++) { if((a[i] == mn && i != 0) || (a[i] == mx && i != n - 1)) { if(i == 0) { cout << "TAK\n"; cout << "1 2\n"; return 0; } if(i == n - 1) { cout << "TAK\n"; cout << n - 2 << " " << n - 1 << "\n"; return 0; } cout << "TAK\n"; cout << i << " " << i + 1 << "\n"; return 0; } } cout << "NIE\n"; return 0; } mns[0] = a[0]; mxs[n - 1] = a[n - 1]; for(int i = 1; i < n; i++) { mns[i] = min(a[i], mns[i - 1]); mxs[n - 1 - i] = max(a[n - 1 - i], mxs[n - 1 - (i - 1)]); } for(int i = 0; i < n - 1; i++) { if(mns[i] >= mxs[i + 1]) { cout << "TAK\n"; cout << i + 1 << "\n"; 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 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 | #include <bits/stdc++.h> using namespace std; int a[500500]; int mns[500500]; int mxs[500500]; int main() { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); int n, k; cin >> n >> k; for(int i = 0; i < n; i++) { cin >> a[i]; mns[i] = 2000000000; mxs[i] = -2000000000; } bool t = true; int x; for(int i = 1; t && i < n; i++) { if(a[i] <= a[i - 1]) { t = false; x = i; } } if(t) { cout << "NIE\n"; return 0; } if(k > 3) { cout << "TAK\n"; if(x == 1) { for(int i = 1; i < k; i++) { cout << i << " "; } cout << "\n"; return 0; } if(x == n - 1) { for(int i = n - k + 1; i < n; i++) { cout << i << " "; } cout << "\n"; return 0; } bool x1 = true; bool x2 = true; bool x3 = true; for(int i = 1; i < k - 3 && i <= n; i++) { cout << i << " "; if(i == x - 1) { k++; x1 = false; } if(i == x) { k++; x2 = false; } if(i == x + 1) { k++; x2 = false; } } if(x1) { cout << x - 1 << " "; } if(x2) { cout << x << " "; } if(x2) { cout << x + 1 << " "; } cout << "\n"; return 0; } if(k > 2) { int mn = *min_element(a, a + n); int mx = *max_element(a, a + n); for(int i = 0; i < n; i++) { if((a[i] == mn && i != 0) || (a[i] == mx && i != n - 1)) { if(i == 0) { cout << "TAK\n"; cout << "1 2\n"; return 0; } if(i == n - 1) { cout << "TAK\n"; cout << n - 2 << " " << n - 1 << "\n"; return 0; } cout << "TAK\n"; cout << i << " " << i + 1 << "\n"; return 0; } } cout << "NIE\n"; return 0; } mns[0] = a[0]; mxs[n - 1] = a[n - 1]; for(int i = 1; i < n; i++) { mns[i] = min(a[i], mns[i - 1]); mxs[n - 1 - i] = max(a[n - 1 - i], mxs[n - 1 - (i - 1)]); } for(int i = 0; i < n - 1; i++) { if(mns[i] >= mxs[i + 1]) { cout << "TAK\n"; cout << i + 1 << "\n"; return 0; } } cout << "NIE\n"; return 0; } |