結果

問題 No.2675 KUMA
ユーザー akiaa11akiaa11
提出日時 2024-03-20 01:19:35
言語 C++17
(gcc 12.3.0 + boost 1.83.0)
結果
RE  
実行時間 -
コード長 4,017 bytes
コンパイル時間 3,818 ms
コンパイル使用メモリ 266,580 KB
実行使用メモリ 35,328 KB
最終ジャッジ日時 2024-09-30 05:55:31
合計ジャッジ時間 7,115 ms
ジャッジサーバーID
(参考情報)
judge3 / judge1
このコードへのチャレンジ
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テストケース

テストケース表示
入力 結果 実行時間
実行使用メモリ
testcase_00 AC 22 ms
35,072 KB
testcase_01 AC 21 ms
34,944 KB
testcase_02 AC 22 ms
34,944 KB
testcase_03 RE -
testcase_04 RE -
testcase_05 WA -
testcase_06 WA -
testcase_07 AC 23 ms
34,944 KB
testcase_08 WA -
testcase_09 WA -
testcase_10 AC 96 ms
35,328 KB
testcase_11 AC 96 ms
35,328 KB
testcase_12 AC 34 ms
35,072 KB
testcase_13 AC 22 ms
35,072 KB
testcase_14 AC 22 ms
35,072 KB
testcase_15 AC 22 ms
34,944 KB
testcase_16 AC 97 ms
35,200 KB
testcase_17 AC 23 ms
34,944 KB
testcase_18 AC 22 ms
34,944 KB
testcase_19 AC 22 ms
34,944 KB
testcase_20 AC 23 ms
34,944 KB
testcase_21 AC 22 ms
35,072 KB
testcase_22 AC 24 ms
34,944 KB
testcase_23 WA -
testcase_24 WA -
testcase_25 AC 22 ms
34,944 KB
testcase_26 WA -
testcase_27 AC 22 ms
34,944 KB
testcase_28 WA -
testcase_29 WA -
testcase_30 WA -
testcase_31 WA -
testcase_32 WA -
testcase_33 WA -
testcase_34 WA -
testcase_35 WA -
testcase_36 WA -
testcase_37 WA -
testcase_38 WA -
testcase_39 WA -
testcase_40 WA -
testcase_41 WA -
testcase_42 WA -
testcase_43 WA -
testcase_44 WA -
testcase_45 WA -
testcase_46 WA -
testcase_47 WA -
testcase_48 WA -
権限があれば一括ダウンロードができます

ソースコード

diff #

#include <bits/stdc++.h>
#include <atcoder/all>
#define SELECTER(_1,_2,_3,SELECT,...) SELECT
#define rep1(i,n) for(int i=0;i<(int)n;++i)
#define rep2(i,a,n) for(int i=(int)a;i<(int)n;++i)
#define rep(...) SELECTER(__VA_ARGS__,rep2,rep1)(__VA_ARGS__)
#define RSELECTER(_1, _2, _3, RSELECT, ...) RSELECT
#define rrep1(i,n) for(int i=(int)(n)-1;i>=0;--i)
#define rrep2(i,a,n) for(int i=(int)(n)-1;i>=(int)a;--i)
#define rrep(...) RSELECTER(__VA_ARGS__, rrep2, rrep1)(__VA_ARGS__)
#define all(a) a.begin(),a.end()
#define rall(a) a.rbegin(),a.rend()
#define fi first
#define se second
#define PrintR LogOutput
#ifdef _DEBUG
#define Log(...) LogOutput(__VA_ARGS__)
#else
#define Log(...)
#endif
#define M_PI 3.14159265358979323846
using namespace std;
using namespace atcoder;
using ll=long long;
using ld=long double;
using pii=pair<int,int>;
using pll=pair<long long,long long>;
using pdd=pair<long double,long double>;
using tp=tuple<int,int,int>;
using tpll=tuple<ll,ll,ll>;
using veci=vector<int>;
using vecpii=vector<pair<int,int>>;
using vecll=vector<long long>;
using vecpll=vector<pair<long long,long long>>;
using vecpdd=vector<pair<long double,long double>>;
using vecs=vector<string>;
using vecb=vector<bool>;
using vecd=vector<long double>;
using vectp=vector<tp>;
using vectpll=vector<tpll>;
using mint=modint998244353;
using mint10=modint1000000007;
template<typename T, typename S>
istream& operator>>(istream& in, pair<T, S>& a){return in >> a.first >> a.second;}
template<typename T, typename S>
ostream& operator<<(ostream& out, const pair<T, S>& a){return out << a.first << ' ' << a.second;}
ostream& operator<<(ostream& out, const mint& a){return out << a.val();}
ostream& operator<<(ostream& out, const mint10& a){return out << a.val();}
ostream& operator<<(ostream& out, const modint& a){return out << a.val();}
template<typename T>
ostream& operator<<(ostream& out, const vector<T>& d){for(int i = 0 ; i < d.size() ; ++i) out << d[i] << (i == d.size() - 1 ? "" : " "); return out;}
template<typename T, typename S>
pair<T, S> operator+(const pair<T, S>& a, const pair<T, S>& b){return {a.fi + b.fi, a.se + b.se};}
template<typename T, typename S>
pair<T, S> operator-(const pair<T, S>& a, const pair<T, S>& b){return {a.fi - b.fi, a.se - b.se};}
template<class T> inline bool chmax(T& a,T b){if(a<b) {a=b;return true;} return false;}
template<class T> inline bool chmin(T& a,T b){if(a>b) {a=b;return true;} return false;}
bool Judge(int i, int j, int h, int w){return i < 0 || j < 0 || i >= h || j >= w;}
bool PrintA(int i){cout<<(i ? "Yes" : "No")<<endl;return i;}

constexpr ll INF=numeric_limits<ll>::max() >> 2;
constexpr int inf=numeric_limits<int>::max() >> 1;
constexpr ll MOD=998244353;
const int vi[] = {0, 1, 0, -1}, vj[] = {1, 0, -1, 0};

template<typename... Args>
void LogOutput(Args&&... args){
	stringstream ss;
	((ss << args << ' '), ...);
	cout << ss.str().substr(0, ss.str().length() - 1) << endl;
}
template<typename T>
void LogOutput(vector<vector<T>>& data){for(auto d : data) LogOutput(d);}

int main(){
	ios::sync_with_stdio(false);
	std::cin.tie(nullptr);
	int n;cin>>n;
	vecpii a(n);
	rep(i, n) cin>>a[i];
	veci dp(1 << n, inf);
	const int N = 2010, base = 1010;
	vector cnt(N, veci(N));
	vector b(N, veci(N));
	rep(i, n) b[base + a[i].fi][base + a[i].se] = 1;
	vecpii t;
	int di[] = {2, 2, -2, -2, -1, 1, -1, 1}, dj[] = {-1, 1, -1, 1, -2, -2, 2, 2};
	rep(i, 1 << n){
		rep(j, n) if(i >> j & 1){
			rep(k, 8){
				if(b[base + a[j].fi + di[k]][base + a[j].se + dj[k]]) continue;
				cnt[base + a[j].fi + di[k]][base + a[j].se + dj[k]]++;
				t.emplace_back(base + a[j].fi + di[k], base + a[j].se + dj[k]);
			}
		}
		int u = 0, c = __builtin_popcount(i);
		while(t.size()){
			u |= cnt[t.back().fi][t.back().se] == c;
			cnt[t.back().fi][t.back().se] = 0;
			t.pop_back();
		}
		if(u) dp[i] = 1;
	}
	rep(i, 1 << n) for(int j = i; j > 0; j = (j - 1) & i)
		chmin(dp[i], dp[j] + dp[i - j]);
	if(dp[(1 << n) - 1] == inf) dp[(1 << n) - 1] = -1;
	cout<<dp[(1 << n) - 1]<<endl;
}
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