#include <algorithm> #include <array> #include <cassert> #include <cstdio> #include <cstring> #include <iomanip> #include <iostream> #include <map> #include <numeric> #include <queue> #include <ranges> #include <set> #include <string> #include <vector> using namespace std; typedef pair<int, int> PII; int n = 2, m; int nm; vector<vector<int>> a; vector<PII> rev_a; int cc; vector<int> p, rnk; void init(int x) { p[x] = x; rnk[x] = 1; cc++; } int find(int x) { if (p[x] == x) return x; int res = find(p[x]); p[x] = res; return res; } void merge(int x, int y) { x = find(x); y = find(y); if (x == y) return; cc--; if (rnk[x] > rnk[y]) swap(x, y); p[x] = y; rnk[y] += rnk[x]; } vector<int> dx = {1, 0, -1, 0}; vector<int> dy = {0, 1, 0, -1}; array<int, 3> adj(int i) { auto get = [&](int x, int y) -> PII { if (x < 0 || x >= n) return {-1, -1}; y = (y + m) % m; return {x, y}; }; auto [x, y] = rev_a[i]; array<int, 3> res; int k = 0; for (int j = 0; j < dx.size(); j++) { auto [xx, yy] = get(x + dx[j], y + dy[j]); if (xx == -1) continue; res[k++] = a[xx][yy]; } assert(k == 3); return res; } vector<int> res; void g(int l, int r) { init(r); auto valid = [&](int x) { return l <= x && x <= r; }; for (auto j : adj(r)) if (valid(j)) merge(r, j); if (cc < res.size()) res[cc]++; } void f(int l) { cc = 0; p.resize(nm + 1); rnk.resize(nm + 1); for (int r = l; r <= nm; r++) g(l, r); } void solve() { int k; cin >> m >> k; nm = n * m; a.resize(n); for (int i = 0; i < n; i++) { a[i].resize(m); for (int j = 0; j < m; j++) cin >> a[i][j]; } rev_a.resize(nm + 1); for (int i = 0; i < n; i++) { for (int j = 0; j < m; j++) { rev_a[a[i][j]] = {i, j}; } } res.resize(k + 1); for (int l = 1; l <= nm; l++) f(l); for (int i = 1; i <= k; i++) cout << res[i] << " "; cout << endl; } int main() { ios::sync_with_stdio(false); cin.exceptions(cin.failbit); cin.tie(0); solve(); }
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 | #include <algorithm> #include <array> #include <cassert> #include <cstdio> #include <cstring> #include <iomanip> #include <iostream> #include <map> #include <numeric> #include <queue> #include <ranges> #include <set> #include <string> #include <vector> using namespace std; typedef pair<int, int> PII; int n = 2, m; int nm; vector<vector<int>> a; vector<PII> rev_a; int cc; vector<int> p, rnk; void init(int x) { p[x] = x; rnk[x] = 1; cc++; } int find(int x) { if (p[x] == x) return x; int res = find(p[x]); p[x] = res; return res; } void merge(int x, int y) { x = find(x); y = find(y); if (x == y) return; cc--; if (rnk[x] > rnk[y]) swap(x, y); p[x] = y; rnk[y] += rnk[x]; } vector<int> dx = {1, 0, -1, 0}; vector<int> dy = {0, 1, 0, -1}; array<int, 3> adj(int i) { auto get = [&](int x, int y) -> PII { if (x < 0 || x >= n) return {-1, -1}; y = (y + m) % m; return {x, y}; }; auto [x, y] = rev_a[i]; array<int, 3> res; int k = 0; for (int j = 0; j < dx.size(); j++) { auto [xx, yy] = get(x + dx[j], y + dy[j]); if (xx == -1) continue; res[k++] = a[xx][yy]; } assert(k == 3); return res; } vector<int> res; void g(int l, int r) { init(r); auto valid = [&](int x) { return l <= x && x <= r; }; for (auto j : adj(r)) if (valid(j)) merge(r, j); if (cc < res.size()) res[cc]++; } void f(int l) { cc = 0; p.resize(nm + 1); rnk.resize(nm + 1); for (int r = l; r <= nm; r++) g(l, r); } void solve() { int k; cin >> m >> k; nm = n * m; a.resize(n); for (int i = 0; i < n; i++) { a[i].resize(m); for (int j = 0; j < m; j++) cin >> a[i][j]; } rev_a.resize(nm + 1); for (int i = 0; i < n; i++) { for (int j = 0; j < m; j++) { rev_a[a[i][j]] = {i, j}; } } res.resize(k + 1); for (int l = 1; l <= nm; l++) f(l); for (int i = 1; i <= k; i++) cout << res[i] << " "; cout << endl; } int main() { ios::sync_with_stdio(false); cin.exceptions(cin.failbit); cin.tie(0); solve(); } |