#include <iostream> #include <vector> void checkForKEqual2(std::vector<long> &numbers) { long first = numbers.front(); bool valid{true}; for (long i = 1; i < numbers.size(); i++) { if (numbers[i] > first) { valid = false; break; } } if (valid) { std::cout << "TAK" << std::endl; std::cout << 1 << std::endl; return; } valid = true; long last = numbers.back(); for (long i = 0; i < numbers.size() - 1; i++) { if (numbers[i] < last) { valid = false; break; } } if (valid) { std::cout << "TAK" << std::endl; std::cout << numbers.size() - 1 << std::endl; return; } std::cout << "NIE" << std::endl; } void checkForKEqual3(std::vector<long> &numbers) { long tmp{}; std::vector<long> minFromLeft; tmp = numbers.front(); for (auto i : numbers) { tmp = std::min(tmp, i); minFromLeft.push_back(tmp); } std::vector<long> maxFromRight(numbers.size(), 0); tmp = numbers.back(); long i = numbers.size() - 1; for (auto it = numbers.rbegin(); it != numbers.rend(); it++) { tmp = std::max(tmp, *it); maxFromRight[i--] = tmp; } for (long i = 1; i < numbers.size(); i++) { if (minFromLeft[i - 1] >= numbers[i]) { std::cout << "TAK" << std::endl; if (i < numbers.size() - 1) { std::cout << i << " " << i + 1 << std::endl; } else { std::cout << i - 1 << " " << i << std::endl; } return; } } for (long i = numbers.size() - 2; i >= 0; i--) { if (numbers[i] >= maxFromRight[i + 1]) { std::cout << "TAK" << std::endl; if (i > 0) { std::cout << i << " " << i + 1 << std::endl; } else { std::cout << i + 1 << " " << i + 2 << std::endl; } return; } } std::cout << "NIE" << std::endl; } void printAnswerForIndex(std::vector<long> &numbers, long index, long k) { long spaceRemainingFromLeft = index; long spaceRemainingFromRight = numbers.size() - (index + 2); long neededBeforeIndex = ((index > 0) ? 1 : 0); long neededAfterIndex = ((index + 2 < numbers.size()) ? 1 : 0); long indexesToInsertBefore = k - 1 - neededAfterIndex - 1 - neededBeforeIndex; std::vector<long> result; for (long i = 0; i < indexesToInsertBefore && i < index - 1; i++) { result.push_back(i); } if (neededBeforeIndex != 0) { result.push_back(index - 1); } result.push_back(index); if (neededAfterIndex != 0) { result.push_back(index + 1); } long remainingToInsert = k - 1 - result.size(); long tmp = result.back() + 1; for (long i = 0; i < remainingToInsert; i++) { result.push_back(tmp++); } std::cout << "TAK" << std::endl; for (long i = 0; i < result.size(); i++) { std::cout << result[i] + 1; if (i < result.size() - 1) { std::cout << " "; } } std::cout << std::endl; } void checkForKGreaterThan3(std::vector<long> &numbers, long k) { long tmp{}; std::vector<long> indexes; for (int i = 1; i < numbers.size(); i++) { if (numbers[i - 1] >= numbers[i]) { printAnswerForIndex(numbers, i - 1, k); return; } } std::cout << "NIE" << std::endl; } int main() { long n{}; long k{}; std::cin >> n >> k; std::vector<long> numbers; for (long i = 0; i < n; ++i) { long tmp{}; std::cin >> tmp; numbers.push_back(tmp); } if (k == 2) { checkForKEqual2(numbers); return 0; } else if (k == 3) { checkForKEqual3(numbers); return 0; } checkForKGreaterThan3(numbers, k); 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 | #include <iostream> #include <vector> void checkForKEqual2(std::vector<long> &numbers) { long first = numbers.front(); bool valid{true}; for (long i = 1; i < numbers.size(); i++) { if (numbers[i] > first) { valid = false; break; } } if (valid) { std::cout << "TAK" << std::endl; std::cout << 1 << std::endl; return; } valid = true; long last = numbers.back(); for (long i = 0; i < numbers.size() - 1; i++) { if (numbers[i] < last) { valid = false; break; } } if (valid) { std::cout << "TAK" << std::endl; std::cout << numbers.size() - 1 << std::endl; return; } std::cout << "NIE" << std::endl; } void checkForKEqual3(std::vector<long> &numbers) { long tmp{}; std::vector<long> minFromLeft; tmp = numbers.front(); for (auto i : numbers) { tmp = std::min(tmp, i); minFromLeft.push_back(tmp); } std::vector<long> maxFromRight(numbers.size(), 0); tmp = numbers.back(); long i = numbers.size() - 1; for (auto it = numbers.rbegin(); it != numbers.rend(); it++) { tmp = std::max(tmp, *it); maxFromRight[i--] = tmp; } for (long i = 1; i < numbers.size(); i++) { if (minFromLeft[i - 1] >= numbers[i]) { std::cout << "TAK" << std::endl; if (i < numbers.size() - 1) { std::cout << i << " " << i + 1 << std::endl; } else { std::cout << i - 1 << " " << i << std::endl; } return; } } for (long i = numbers.size() - 2; i >= 0; i--) { if (numbers[i] >= maxFromRight[i + 1]) { std::cout << "TAK" << std::endl; if (i > 0) { std::cout << i << " " << i + 1 << std::endl; } else { std::cout << i + 1 << " " << i + 2 << std::endl; } return; } } std::cout << "NIE" << std::endl; } void printAnswerForIndex(std::vector<long> &numbers, long index, long k) { long spaceRemainingFromLeft = index; long spaceRemainingFromRight = numbers.size() - (index + 2); long neededBeforeIndex = ((index > 0) ? 1 : 0); long neededAfterIndex = ((index + 2 < numbers.size()) ? 1 : 0); long indexesToInsertBefore = k - 1 - neededAfterIndex - 1 - neededBeforeIndex; std::vector<long> result; for (long i = 0; i < indexesToInsertBefore && i < index - 1; i++) { result.push_back(i); } if (neededBeforeIndex != 0) { result.push_back(index - 1); } result.push_back(index); if (neededAfterIndex != 0) { result.push_back(index + 1); } long remainingToInsert = k - 1 - result.size(); long tmp = result.back() + 1; for (long i = 0; i < remainingToInsert; i++) { result.push_back(tmp++); } std::cout << "TAK" << std::endl; for (long i = 0; i < result.size(); i++) { std::cout << result[i] + 1; if (i < result.size() - 1) { std::cout << " "; } } std::cout << std::endl; } void checkForKGreaterThan3(std::vector<long> &numbers, long k) { long tmp{}; std::vector<long> indexes; for (int i = 1; i < numbers.size(); i++) { if (numbers[i - 1] >= numbers[i]) { printAnswerForIndex(numbers, i - 1, k); return; } } std::cout << "NIE" << std::endl; } int main() { long n{}; long k{}; std::cin >> n >> k; std::vector<long> numbers; for (long i = 0; i < n; ++i) { long tmp{}; std::cin >> tmp; numbers.push_back(tmp); } if (k == 2) { checkForKEqual2(numbers); return 0; } else if (k == 3) { checkForKEqual3(numbers); return 0; } checkForKGreaterThan3(numbers, k); return 0; } |