#line 1 "combined.cpp" #pragma region Macros #include using namespace std; // input output utils namespace siro53_io { // https://maspypy.github.io/library/other/io_old.hpp struct has_val_impl { template static auto check(T &&x) -> decltype(x.val(), std::true_type{}); template static auto check(...) -> std::false_type; }; template class has_val : public decltype(has_val_impl::check(std::declval())) { }; // debug template ::value, int> = 0> void dump(const T t) { cerr << t; } template ::value, int> = 0> void dump(const T t) { cerr << t; } template ::value>::type * = nullptr> void dump(const T &t) { cerr << t.val(); } void dump(__int128_t n) { if(n == 0) { cerr << '0'; return; } else if(n < 0) { cerr << '-'; n = -n; } string s; while(n > 0) { s += (char)('0' + n % 10); n /= 10; } reverse(s.begin(), s.end()); cerr << s; } void dump(const string &s) { cerr << s; } void dump(const char *s) { int n = (int)strlen(s); for(int i = 0; i < n; i++) cerr << s[i]; } template void dump(const pair &p) { cerr << '('; dump(p.first); cerr << ','; dump(p.second); cerr << ')'; } template void dump(const vector &v) { cerr << '{'; for(int i = 0; i < (int)v.size(); i++) { dump(v[i]); if(i < (int)v.size() - 1) cerr << ','; } cerr << '}'; } template void dump(const set &s) { cerr << '{'; for(auto it = s.begin(); it != s.end(); it++) { dump(*it); if(next(it) != s.end()) cerr << ','; } cerr << '}'; } template void dump(const map &mp) { cerr << '{'; for(auto it = mp.begin(); it != mp.end(); it++) { dump(*it); if(next(it) != mp.end()) cerr << ','; } cerr << '}'; } template void dump(const unordered_map &mp) { cerr << '{'; for(auto it = mp.begin(); it != mp.end(); it++) { dump(*it); if(next(it) != mp.end()) cerr << ','; } cerr << '}'; } template void dump(const deque &v) { cerr << '{'; for(int i = 0; i < (int)v.size(); i++) { dump(v[i]); if(i < (int)v.size() - 1) cerr << ','; } cerr << '}'; } template void dump(queue q) { cerr << '{'; while(!q.empty()) { dump(q.front()); if((int)q.size() > 1) cerr << ','; q.pop(); } cerr << '}'; } void debug_print() { cerr << endl; } template void debug_print(const Head &h, const Tail &...t) { dump(h); if(sizeof...(Tail)) dump(' '); debug_print(t...); } // print template ::value, int> = 0> void print_single(const T t) { cout << t; } template ::value, int> = 0> void print_single(const T t) { cout << t; } template ::value>::type * = nullptr> void print_single(const T t) { cout << t.val(); } void print_single(__int128_t n) { if(n == 0) { cout << '0'; return; } else if(n < 0) { cout << '-'; n = -n; } string s; while(n > 0) { s += (char)('0' + n % 10); n /= 10; } reverse(s.begin(), s.end()); cout << s; } void print_single(const string &s) { cout << s; } void print_single(const char *s) { int n = (int)strlen(s); for(int i = 0; i < n; i++) cout << s[i]; } template void print_single(const pair &p) { print_single(p.first); cout << ' '; print_single(p.second); } template void print_single(const vector &v) { for(int i = 0; i < (int)v.size(); i++) { print_single(v[i]); if(i < (int)v.size() - 1) cout << ' '; } } template void print_single(const set &s) { for(auto it = s.begin(); it != s.end(); it++) { print_single(*it); if(next(it) != s.end()) cout << ' '; } } template void print_single(const deque &v) { for(int i = 0; i < (int)v.size(); i++) { print_single(v[i]); if(i < (int)v.size() - 1) cout << ' '; } } template void print_single(queue q) { while(!q.empty()) { print_single(q.front()); if((int)q.size() > 1) cout << ' '; q.pop(); } } void print() { cout << '\n'; } template void print(const Head &h, const Tail &...t) { print_single(h); if(sizeof...(Tail)) print_single(' '); print(t...); } // input template ::value, int> = 0> void input_single(T &t) { cin >> t; } template ::value, int> = 0> void input_single(T &t) { cin >> t; } template ::value>::type * = nullptr> void input_single(T &t) { cin >> t; } void input_single(__int128_t &n) { string s; cin >> s; if(s == "0") { n = 0; return; } bool is_minus = false; if(s[0] == '-') { s = s.substr(1); is_minus = true; } n = 0; for(int i = 0; i < (int)s.size(); i++) n = n * 10 + (int)(s[i] - '0'); if(is_minus) n = -n; } void input_single(string &s) { cin >> s; } template void input_single(pair &p) { input_single(p.first); input_single(p.second); } template void input_single(vector &v) { for(auto &e : v) input_single(e); } void input() {} template void input(Head &h, Tail &...t) { input_single(h); input(t...); } }; // namespace siro53_io #ifdef DEBUG #define debug(...) \ cerr << __LINE__ << " [" << #__VA_ARGS__ << "]: ", debug_print(__VA_ARGS__) #else #define debug(...) (void(0)) #endif // io setup struct Setup { Setup() { cin.tie(0); ios::sync_with_stdio(false); cout << fixed << setprecision(15); } } __Setup; using namespace siro53_io; // types using ll = long long; using i128 = __int128_t; // input macros #define INT(...) \ int __VA_ARGS__; \ input(__VA_ARGS__) #define LL(...) \ ll __VA_ARGS__; \ input(__VA_ARGS__) #define STRING(...) \ string __VA_ARGS__; \ input(__VA_ARGS__) #define CHAR(...) \ char __VA_ARGS__; \ input(__VA_ARGS__) #define DBL(...) \ double __VA_ARGS__; \ input(__VA_ARGS__) #define LD(...) \ long double __VA_ARGS__; \ input(__VA_ARGS__) #define UINT(...) \ unsigned int __VA_ARGS__; \ input(__VA_ARGS__) #define ULL(...) \ unsigned long long __VA_ARGS__; \ input(__VA_ARGS__) #define VEC(name, type, len) \ vector name(len); \ input(name); #define VEC2(name, type, len1, len2) \ vector name(len1, vector(len2)); \ input(name); // other macros // https://trap.jp/post/1224/ #define OVERLOAD3(_1, _2, _3, name, ...) name #define ALL(v) (v).begin(), (v).end() #define RALL(v) (v).rbegin(), (v).rend() #define REP1(i, n) for(int i = 0; i < int(n); i++) #define REP2(i, a, b) for(int i = (a); i < int(b); i++) #define REP(...) OVERLOAD3(__VA_ARGS__, REP2, REP1)(__VA_ARGS__) #define SORT(v) sort(ALL(v)) #define RSORT(v) sort(RALL(v)) #define UNIQUE(v) \ sort(ALL(v)), (v).erase(unique(ALL(v)), (v).end()), v.shrink_to_fit() #define REV(v) reverse(ALL(v)) #define SZ(v) ((int)(v).size()) #define MIN(v) (*min_element(ALL(v))) #define MAX(v) (*max_element(ALL(v))) // util const const int INF = 1 << 30; const ll LLINF = 1LL << 60; constexpr int MOD = 1000000007; constexpr int MOD2 = 998244353; const int dx[4] = {1, 0, -1, 0}; const int dy[4] = {0, 1, 0, -1}; // util functions void Case(int i) { cout << "Case #" << i << ": "; } int popcnt(int x) { return __builtin_popcount(x); } int popcnt(ll x) { return __builtin_popcountll(x); } template inline bool chmax(T &a, T b) { return (a < b ? a = b, true : false); } template inline bool chmin(T &a, T b) { return (a > b ? a = b, true : false); } template auto make_vector_impl(vector& sizes, const T &e) { if constexpr(dim == 1) { return vector(sizes[0], e); } else { int n = sizes[dim - 1]; sizes.pop_back(); return vector(n, make_vector_impl(sizes, e)); } } template auto make_vector(const int (&sizes)[dim], const T &e = T()) { vector s(dim); for(int i = 0; i < dim; i++) s[i] = sizes[dim - i - 1]; return make_vector_impl(s, e); } #pragma endregion Macros #line 2 "/Users/siro53/kyo-pro/compro_library/data-structure/unionfind.hpp" #line 7 "/Users/siro53/kyo-pro/compro_library/data-structure/unionfind.hpp" class UnionFind { public: UnionFind() = default; explicit UnionFind(int n) : N(n), parent_or_size(n, -1) {} int leader(int u) { assert(0 <= u && u < N); if(parent_or_size[u] < 0) return u; return (parent_or_size[u] = leader(parent_or_size[u])); } bool same(int u, int v) { return (leader(u) == leader(v)); } bool merge(int u, int v) { u = leader(u); v = leader(v); if(u == v) return false; if(-parent_or_size[u] < -parent_or_size[v]) std::swap(u, v); parent_or_size[u] += parent_or_size[v]; parent_or_size[v] = u; return true; } int size(int u) { return (-parent_or_size[leader(u)]); } std::vector> groups() { std::vector leaders(N), group_size(N, 0); for(int i = 0; i < N; i++) { leaders[i] = leader(i); group_size[leaders[i]]++; } std::vector> g(N); for(int i = 0; i < N; i++) g[i].reserve(group_size[i]); for(int i = 0; i < N; i++) g[leaders[i]].push_back(i); g.erase(std::remove_if( g.begin(), g.end(), [&](const std::vector &v) { return v.empty(); }), g.end()); return g; } std::map> groups_with_map() { std::map> g; for(int i = 0; i < N; i++) { int l = leader(i); if(!g.count(l)) g[l].push_back(i); } return g; } private: int N; std::vector parent_or_size; }; #line 334 "combined.cpp" void solve() { INT(H, W, N, D); vector X(N), Y(N); auto ID = make_vector({H, W}, -1); REP(i, N) { cin >> X[i] >> Y[i]; X[i]--, Y[i]--; ID[X[i]][Y[i]] = i; } auto is_valid = [&](int x, int y) -> bool { return (0 <= x and x < H and 0 <= y and y < W); }; UnionFind uf(N); REP(i, N) { REP(DX, -D, D+1) REP(DY, -D, D+1) { if(DX == 0 and DY == 0) continue; if(abs(DX) + abs(DY) > D) continue; if(!is_valid(X[i] + DX, Y[i] + DY)) continue; if(ID[X[i] + DX][Y[i] + DY] == -1) continue; uf.merge(i, ID[X[i] + DX][Y[i] + DY]); } } int seiza_cnt = 0; { set se; REP(i, N) { if(se.count(uf.leader(i))) continue; se.insert(uf.leader(i)); if(uf.size(i) > 1) seiza_cnt++; } } debug(seiza_cnt); int mn = INF, mx = -INF; REP(x, H) REP(y, W) { if(ID[x][y] != -1) continue; set se; int cnt = 0; REP(DX, -D, D+1) REP(DY, -D, D+1) { if(DX == 0 and DY == 0) continue; if(abs(DX) + abs(DY) > D) continue; if(!is_valid(x + DX, y + DY)) continue; if(ID[x + DX][y + DY] == -1) continue; int id = uf.leader(ID[x + DX][y + DY]); if(se.count(id)) continue; if(uf.size(id) > 1) cnt++; se.insert(id); } int val = seiza_cnt - cnt + (se.empty() ? 0 : 1); chmin(mn, val); chmax(mx, val); } print(mn, mx); } int main() { int T = 1; // cin >> T; while(T--) solve(); }