#include <iostream> #include <tuple> #include <vector> namespace { using std::ios_base, std::cin, std::cout; using std::vector; using order_t = std::pair<size_t, size_t>; using v_order_t = vector<order_t>; using v_soldiers_t = vector<bool>; using vv_soldiers_t = vector<v_soldiers_t>; void revert_orders(v_order_t const & orders, vv_soldiers_t & v_soldiers) { bool end; for (auto it = orders.rbegin(); it != orders.rend(); ++it) { end = false; for (auto it_s = v_soldiers.begin(); it_s != v_soldiers.end(); !end ? ++it_s : it_s) { end = false; if ((*it_s)[it->first - 1] == true && (*it_s)[it->second - 1] == false) { it_s = v_soldiers.erase(it_s); end = true; } } auto size = v_soldiers.size(); for (size_t idx = 0; idx < size; ++idx) { if (v_soldiers[idx][it->first - 1] == false && v_soldiers[idx][it->second - 1] == true) { v_soldiers.push_back(v_soldiers[idx]); v_soldiers[idx][it->first - 1] = true; v_soldiers[idx][it->second - 1] = false; } } } } }; int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); // Wczytanie danych size_t n, m; cin >> n; cin >> m; size_t ai, bi; v_order_t orders; for (size_t k = 0; k < m; ++k) { cin >> ai; cin >> bi; orders.push_back({ai, bi}); } // Obliczanie wyników vector<size_t> cnts; for (size_t k = 0; k < n; ++k) cnts.push_back(n - k); for (size_t k = 2; k < n; ++k) { cnts[k - 1] = 0; for (size_t i = 0; i <= n - k; ++i) { v_soldiers_t soldiers(n, false); for (size_t j = i; j < k + i; ++j) soldiers[j] = true; vv_soldiers_t v_soldiers; v_soldiers.push_back(soldiers); revert_orders(orders, v_soldiers); cnts[k - 1] += v_soldiers.size(); } } for (auto const & c: cnts) cout << c % 2 << ' '; cout << '\n'; }
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 | #include <iostream> #include <tuple> #include <vector> namespace { using std::ios_base, std::cin, std::cout; using std::vector; using order_t = std::pair<size_t, size_t>; using v_order_t = vector<order_t>; using v_soldiers_t = vector<bool>; using vv_soldiers_t = vector<v_soldiers_t>; void revert_orders(v_order_t const & orders, vv_soldiers_t & v_soldiers) { bool end; for (auto it = orders.rbegin(); it != orders.rend(); ++it) { end = false; for (auto it_s = v_soldiers.begin(); it_s != v_soldiers.end(); !end ? ++it_s : it_s) { end = false; if ((*it_s)[it->first - 1] == true && (*it_s)[it->second - 1] == false) { it_s = v_soldiers.erase(it_s); end = true; } } auto size = v_soldiers.size(); for (size_t idx = 0; idx < size; ++idx) { if (v_soldiers[idx][it->first - 1] == false && v_soldiers[idx][it->second - 1] == true) { v_soldiers.push_back(v_soldiers[idx]); v_soldiers[idx][it->first - 1] = true; v_soldiers[idx][it->second - 1] = false; } } } } }; int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); // Wczytanie danych size_t n, m; cin >> n; cin >> m; size_t ai, bi; v_order_t orders; for (size_t k = 0; k < m; ++k) { cin >> ai; cin >> bi; orders.push_back({ai, bi}); } // Obliczanie wyników vector<size_t> cnts; for (size_t k = 0; k < n; ++k) cnts.push_back(n - k); for (size_t k = 2; k < n; ++k) { cnts[k - 1] = 0; for (size_t i = 0; i <= n - k; ++i) { v_soldiers_t soldiers(n, false); for (size_t j = i; j < k + i; ++j) soldiers[j] = true; vv_soldiers_t v_soldiers; v_soldiers.push_back(soldiers); revert_orders(orders, v_soldiers); cnts[k - 1] += v_soldiers.size(); } } for (auto const & c: cnts) cout << c % 2 << ' '; cout << '\n'; } |