#include <bits/stdc++.h> using namespace std; int main() { std::ios_base::sync_with_stdio(0); cin.tie(0); int n, k; cin >> n >> k; vector <int> c(n); for (int i = 0; i < n; i++) { cin >> c[i]; } if (k > 3) { int a, b = 0; for (int i = 0; i < n-1; i++) { if (c[i] >= c[i + 1]) { a = i; b = i + 1; break; } } if (b == 0) { cout << "NIE"; return 0; } else { cout << "TAK" << endl; } if (b + 1 >= k) { k-=3; for (int i = 1; i < k; i++) { cout << i << " "; } cout << a << " " << a + 1 << " " << b + 1; } else { for (int i = 1; i < k; i++) { cout << i << " "; } } } else { if (k == 3) { int min = 0; int max = n-1; for (int i = 0; i < n; i++) { if (c[min] >= c[i]) { min = i; } if (c[max] <= c[i] && i != n - 1) { max = i; } } if (min != 0) { cout << "TAK" << endl << min << " " << min + 1; } else { if (max != n - 1) { cout << "TAK" << endl << max << " " << max + 1; } else { cout << "NIE"; } } } if (k == 2) { vector <int> maxsuf (n); vector <int> minpre (n); int min = c[0], max = c[n-1]; for (int i = 0; i < n; i++) { if (c[i] < min) { min = c[i]; } minpre[i] = min; } for (int i = n - 1; i > -1; i--) { if (c[i] > max) { max = c[i]; } maxsuf[i] = max; } for (int i = 1; i < n; i++) { if (minpre[i - 1] >= maxsuf[i]) { cout << "TAK" << endl << 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 | #include <bits/stdc++.h> using namespace std; int main() { std::ios_base::sync_with_stdio(0); cin.tie(0); int n, k; cin >> n >> k; vector <int> c(n); for (int i = 0; i < n; i++) { cin >> c[i]; } if (k > 3) { int a, b = 0; for (int i = 0; i < n-1; i++) { if (c[i] >= c[i + 1]) { a = i; b = i + 1; break; } } if (b == 0) { cout << "NIE"; return 0; } else { cout << "TAK" << endl; } if (b + 1 >= k) { k-=3; for (int i = 1; i < k; i++) { cout << i << " "; } cout << a << " " << a + 1 << " " << b + 1; } else { for (int i = 1; i < k; i++) { cout << i << " "; } } } else { if (k == 3) { int min = 0; int max = n-1; for (int i = 0; i < n; i++) { if (c[min] >= c[i]) { min = i; } if (c[max] <= c[i] && i != n - 1) { max = i; } } if (min != 0) { cout << "TAK" << endl << min << " " << min + 1; } else { if (max != n - 1) { cout << "TAK" << endl << max << " " << max + 1; } else { cout << "NIE"; } } } if (k == 2) { vector <int> maxsuf (n); vector <int> minpre (n); int min = c[0], max = c[n-1]; for (int i = 0; i < n; i++) { if (c[i] < min) { min = c[i]; } minpre[i] = min; } for (int i = n - 1; i > -1; i--) { if (c[i] > max) { max = c[i]; } maxsuf[i] = max; } for (int i = 1; i < n; i++) { if (minpre[i - 1] >= maxsuf[i]) { cout << "TAK" << endl << i; return 0; } } cout << "NIE"; } } } |