// 2022-4-plo-plotno.cpp : This file contains the 'main' function. Program execution begins and ends there. // #include <iostream> #include <vector> #include <algorithm> constexpr int MAXN = 3e5; int t[MAXN][2]; std::vector<int> edges[MAXN]; int fu_p[MAXN]; int fu_s[MAXN]; int some_no; int fu_find(int a) { return a == fu_p[a] ? a : (fu_p[a] = fu_find(fu_p[a])); } inline void fu_union(int a, int b) { int _a = a, _b = b; a = fu_find(a); b = fu_find(b); if (a == b) { return; } some_no--; if (fu_s[a] < fu_s[b]) { std::swap(a, b); } fu_s[a] += fu_s[b]; fu_p[b] = a; } inline void fu_insert(int a) { fu_p[a] = a; fu_s[a] = 1; some_no++; } long long res[MAXN]; int main() { std::ios_base::sync_with_stdio(0); std::cin.tie(0); std::cout.tie(0); int n, k; std::cin >> n >> k; for (int j = 0; j < 2; j++) { for (int i = 0; i < n; i++) { std::cin >> t[i][j]; } } for (int i = 0; i < n; i++) { for (int j = 0; j < 2; j++) { edges[t[i][j]].push_back(t[(i + 1) % n][j]); edges[t[(i + 1) % n][j]].push_back(t[i][j]); } edges[t[i][0]].push_back(t[i][1]); edges[t[i][1]].push_back(t[i][0]); } /* for (int i = 1; i <= 2 * n; i++) { std::cout << i << ": "; for (auto u : edges[i]) { std::cout << u << ' '; } std::cout << '\n'; }*/ for (int i = 1; i <= 2 * n; i++) { some_no = 0; for (int j = i; j <= 2 * n; j++) { fu_insert(j); for (auto u : edges[j]) { if (i <= u && u <= j) { fu_union(j, u); } } if (some_no <= k) { res[some_no]++; } } } for (int i = 1; i <= k; i++) { std::cout << res[i] << ' '; } std::cout << '\n'; } // Run program: Ctrl + F5 or Debug > Start Without Debugging menu // Debug program: F5 or Debug > Start Debugging menu // Tips for Getting Started: // 1. Use the Solution Explorer window to add/manage files // 2. Use the Team Explorer window to connect to source control // 3. Use the Output window to see build output and other messages // 4. Use the Error List window to view errors // 5. Go to Project > Add New Item to create new code files, or Project > Add Existing Item to add existing code files to the project // 6. In the future, to open this project again, go to File > Open > Project and select the .sln file
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 | // 2022-4-plo-plotno.cpp : This file contains the 'main' function. Program execution begins and ends there. // #include <iostream> #include <vector> #include <algorithm> constexpr int MAXN = 3e5; int t[MAXN][2]; std::vector<int> edges[MAXN]; int fu_p[MAXN]; int fu_s[MAXN]; int some_no; int fu_find(int a) { return a == fu_p[a] ? a : (fu_p[a] = fu_find(fu_p[a])); } inline void fu_union(int a, int b) { int _a = a, _b = b; a = fu_find(a); b = fu_find(b); if (a == b) { return; } some_no--; if (fu_s[a] < fu_s[b]) { std::swap(a, b); } fu_s[a] += fu_s[b]; fu_p[b] = a; } inline void fu_insert(int a) { fu_p[a] = a; fu_s[a] = 1; some_no++; } long long res[MAXN]; int main() { std::ios_base::sync_with_stdio(0); std::cin.tie(0); std::cout.tie(0); int n, k; std::cin >> n >> k; for (int j = 0; j < 2; j++) { for (int i = 0; i < n; i++) { std::cin >> t[i][j]; } } for (int i = 0; i < n; i++) { for (int j = 0; j < 2; j++) { edges[t[i][j]].push_back(t[(i + 1) % n][j]); edges[t[(i + 1) % n][j]].push_back(t[i][j]); } edges[t[i][0]].push_back(t[i][1]); edges[t[i][1]].push_back(t[i][0]); } /* for (int i = 1; i <= 2 * n; i++) { std::cout << i << ": "; for (auto u : edges[i]) { std::cout << u << ' '; } std::cout << '\n'; }*/ for (int i = 1; i <= 2 * n; i++) { some_no = 0; for (int j = i; j <= 2 * n; j++) { fu_insert(j); for (auto u : edges[j]) { if (i <= u && u <= j) { fu_union(j, u); } } if (some_no <= k) { res[some_no]++; } } } for (int i = 1; i <= k; i++) { std::cout << res[i] << ' '; } std::cout << '\n'; } // Run program: Ctrl + F5 or Debug > Start Without Debugging menu // Debug program: F5 or Debug > Start Debugging menu // Tips for Getting Started: // 1. Use the Solution Explorer window to add/manage files // 2. Use the Team Explorer window to connect to source control // 3. Use the Output window to see build output and other messages // 4. Use the Error List window to view errors // 5. Go to Project > Add New Item to create new code files, or Project > Add Existing Item to add existing code files to the project // 6. In the future, to open this project again, go to File > Open > Project and select the .sln file |