結果
| 問題 | No.2696 Sign Creation | 
| コンテスト | |
| ユーザー | 👑 | 
| 提出日時 | 2024-03-22 22:18:05 | 
| 言語 | C++17 (gcc 13.3.0 + boost 1.87.0) | 
| 結果 | 
                                WA
                                 
                             | 
| 実行時間 | - | 
| コード長 | 2,725 bytes | 
| コンパイル時間 | 4,699 ms | 
| コンパイル使用メモリ | 259,504 KB | 
| 最終ジャッジ日時 | 2025-02-20 11:50:45 | 
| ジャッジサーバーID (参考情報) | judge3 / judge4 | 
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| ファイルパターン | 結果 | 
|---|---|
| sample | AC * 3 | 
| other | AC * 31 WA * 7 | 
ソースコード
#include<bits/stdc++.h>
#include<atcoder/all>
#define rep(i,n) for(int i=0;i<n;i++)
using namespace std;
using namespace atcoder;
typedef long long ll;
typedef vector<int> vi;
typedef vector<long long> vl;
typedef vector<vector<int>> vvi;
typedef vector<vector<long long>> vvl;
typedef long double ld;
typedef pair<int, int> P;
ostream& operator<<(ostream& os, const modint& a) {os << a.val(); return os;}
template <int m> ostream& operator<<(ostream& os, const static_modint<m>& a) {os << a.val(); return os;}
template <int m> ostream& operator<<(ostream& os, const dynamic_modint<m>& a) {os << a.val(); return os;}
template<typename T> istream& operator>>(istream& is, vector<T>& v){int n = v.size(); assert(n > 0); rep(i, n) is >> v[i]; return is;}
template<typename U, typename T> ostream& operator<<(ostream& os, const pair<U, T>& p){os << p.first << ' ' << p.second; return os;}
template<typename T> ostream& operator<<(ostream& os, const vector<T>& v){int n = v.size(); rep(i, n) os << v[i] << (i == n - 1 ? "\n" : " "); return os;}
template<typename T> ostream& operator<<(ostream& os, const vector<vector<T>>& v){int n = v.size(); rep(i, n) os << v[i] << (i == n - 1 ? "\n" : ""); return os;}
template<typename T> void chmin(T& a, T b){a = min(a, b);}
template<typename T> void chmax(T& a, T b){a = max(a, b);}
int main(){
	int h, w, n, d;
	cin >> h >> w >> n >> d;
	vector<vector<int>> a(h, vector<int>(w));
	rep(i, n){
		int y, x;
		cin >> y >> x;
		y--; x--;
		a[y][x] = i;
	}
	dsu uf(n);
	rep(fy, h){
		rep(fx, w){
			if(!a[fy][fx]) continue;
			int from = a[fy][fx];
			for(int dy = -d; dy <= d; dy++) for(int dx = -(d - abs(dy)); dx <= d - abs(dy); dx++){
				int ty = fy + dy;
				int tx = fx + dx;
				if(ty >= 0 and ty < h and tx >= 0 and tx < w){
					if(!a[ty][tx]) continue;
					int to = a[ty][tx];
					uf.merge(from, to);
				}
			}
		}
	}
	auto f = uf.groups();
	int m = f.size();
	vector<int> belong(n);
	int base = 0;
	rep(i, m){
		auto& v = f[i];
		for(int from : v) belong[from] = i;
		if(v.size() >= 2) base++;
	}
	int MIN = 1001001001;
	int MAX = 0;
	rep(fy, h){
		rep(fx, w){
			if(a[fy][fx]) continue;
			int tmp = base;
			set<int> se;
			for(int dy = -d; dy <= d; dy++) for(int dx = -(d - abs(dy)); dx <= d - abs(dy); dx++){
				int ty = fy + dy;
				int tx = fx + dx;
				if(ty >= 0 and ty < h and tx >= 0 and tx < w){
					if(!a[ty][tx]) continue;
					int to = a[ty][tx];
					se.insert(belong[to]);
				}
			}
			bool is_constellation = false;
			for(int i : se){
				if(!is_constellation){
					is_constellation = true;
					tmp++;
				}
				if(f[i].size() >= 2){
					tmp--;
				}
			}
			chmax(MAX, tmp);
			chmin(MIN, tmp);
		}
	}
	cout << MIN << ' ' << MAX << "\n";
	return 0;
}
            
            
            
        