#include <iostream> using namespace std; int main() { ios_base::sync_with_stdio(0); cin.tie(0); int n,k; cin >> n >> k; int t[n]; bool isAscending = true; bool possible = false; int possibleI = 0; int descI = 0; int max = 0, maxI=0, minSoFar=1000*1000*1000+1; for (int i=0; i<n; i++) { cin >> t[i]; if (i>0 && t[i] <= t[i-1]) { isAscending = false; descI = i; if (descI == n-1) descI--; } if (t[i] > max) { max = t[i]; maxI = i; } if (t[i] <= minSoFar) { if (i > 0) { possible = true; possibleI = i; } minSoFar = t[i]; } } if (isAscending) { cout << "NIE" << endl; return 0; } if (k == 2) { int minFromLeft[n]; int maxFromRight[n]; int min = t[0]; for (int i=0; i<n; i++) { if (min > t[i]) min = t[i]; minFromLeft[i] = min; } max = t[n-1]; for (int i=n-1; i>=0; i--) { if (max < t[i]) max = t[i]; maxFromRight[i] = max; } possible = false; int resultI = 0; for (int i=0; i<n-1; i++) if (minFromLeft[i] >= maxFromRight[i+1]) { possible = true; resultI = i+1; } if (possible) { cout << "TAK" << endl; cout << resultI << endl; } else cout << "NIE" << endl; } if (k == 3) { if (maxI != n-1) { cout << "TAK" << endl; if (maxI == 0) cout << "1 2" << endl; else cout << maxI << " " << maxI + 1 << endl; } else if (possible) { cout << "TAK" << endl; cout << possibleI << " " << possibleI + 1 << endl; } else cout << "NIE" << endl; } if (k > 3) { int result[k-1]; cout << "TAK" << endl; int limit = k-3; for (int i=1; i<limit; i++) { result[i-1] = i; if (i == descI-1 || i == descI || i == descI+1) limit++; } if (limit == k-3) { result[k-4] = descI-1; result[k-3] = descI; result[k-2] = descI+1; } else if (limit == k-2) { result[k-3] = descI; result[k-2] = descI+1; } else if (limit == k-1) result[k-2] = descI+1; for (int i=0; i<k-2; i++) cout << result[i] << " "; cout << result[k-2] << endl; } }
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 | #include <iostream> using namespace std; int main() { ios_base::sync_with_stdio(0); cin.tie(0); int n,k; cin >> n >> k; int t[n]; bool isAscending = true; bool possible = false; int possibleI = 0; int descI = 0; int max = 0, maxI=0, minSoFar=1000*1000*1000+1; for (int i=0; i<n; i++) { cin >> t[i]; if (i>0 && t[i] <= t[i-1]) { isAscending = false; descI = i; if (descI == n-1) descI--; } if (t[i] > max) { max = t[i]; maxI = i; } if (t[i] <= minSoFar) { if (i > 0) { possible = true; possibleI = i; } minSoFar = t[i]; } } if (isAscending) { cout << "NIE" << endl; return 0; } if (k == 2) { int minFromLeft[n]; int maxFromRight[n]; int min = t[0]; for (int i=0; i<n; i++) { if (min > t[i]) min = t[i]; minFromLeft[i] = min; } max = t[n-1]; for (int i=n-1; i>=0; i--) { if (max < t[i]) max = t[i]; maxFromRight[i] = max; } possible = false; int resultI = 0; for (int i=0; i<n-1; i++) if (minFromLeft[i] >= maxFromRight[i+1]) { possible = true; resultI = i+1; } if (possible) { cout << "TAK" << endl; cout << resultI << endl; } else cout << "NIE" << endl; } if (k == 3) { if (maxI != n-1) { cout << "TAK" << endl; if (maxI == 0) cout << "1 2" << endl; else cout << maxI << " " << maxI + 1 << endl; } else if (possible) { cout << "TAK" << endl; cout << possibleI << " " << possibleI + 1 << endl; } else cout << "NIE" << endl; } if (k > 3) { int result[k-1]; cout << "TAK" << endl; int limit = k-3; for (int i=1; i<limit; i++) { result[i-1] = i; if (i == descI-1 || i == descI || i == descI+1) limit++; } if (limit == k-3) { result[k-4] = descI-1; result[k-3] = descI; result[k-2] = descI+1; } else if (limit == k-2) { result[k-3] = descI; result[k-2] = descI+1; } else if (limit == k-1) result[k-2] = descI+1; for (int i=0; i<k-2; i++) cout << result[i] << " "; cout << result[k-2] << endl; } } |