#850915 (C++14) No.2251 Marking Grid

提出ソース

結果

問題	No.2251 Marking Grid
ユーザー	woodywoody
提出日時	2023-03-18 02:37:14
言語	C++14 (gcc 12.3.0 + boost 1.83.0)
結果	AC
実行時間	240 ms / 3,000 ms
コード長	5,110 bytes
コンパイル時間	4,518 ms
コンパイル使用メモリ	243,724 KB
実行使用メモリ	28,240 KB
最終ジャッジ日時	2024-09-18 13:01:48
合計ジャッジ時間	7,659 ms
ジャッジサーバーID （参考情報）	judge4 / 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	2 ms 6,816 KB
testcase_01	AC	2 ms 6,944 KB
testcase_02	AC	2 ms 6,940 KB
testcase_03	AC	2 ms 6,944 KB
testcase_04	AC	2 ms 6,944 KB
testcase_05	AC	2 ms 6,944 KB
testcase_06	AC	3 ms 6,944 KB
testcase_07	AC	2 ms 6,944 KB
testcase_08	AC	2 ms 6,944 KB
testcase_09	AC	2 ms 6,940 KB
testcase_10	AC	2 ms 6,940 KB
testcase_11	AC	2 ms 6,940 KB
testcase_12	AC	2 ms 6,944 KB
testcase_13	AC	2 ms 6,944 KB
testcase_14	AC	2 ms 6,944 KB
testcase_15	AC	2 ms 6,940 KB
testcase_16	AC	2 ms 6,944 KB
testcase_17	AC	2 ms 6,940 KB
testcase_18	AC	2 ms 6,940 KB
testcase_19	AC	2 ms 6,944 KB
testcase_20	AC	2 ms 6,940 KB
testcase_21	AC	2 ms 6,940 KB
testcase_22	AC	203 ms 27,132 KB
testcase_23	AC	240 ms 28,240 KB
testcase_24	AC	10 ms 6,944 KB
testcase_25	AC	239 ms 28,152 KB
testcase_26	AC	54 ms 11,012 KB
testcase_27	AC	133 ms 24,756 KB
testcase_28	AC	8 ms 6,940 KB
testcase_29	AC	142 ms 25,904 KB
testcase_30	AC	45 ms 9,016 KB
testcase_31	AC	32 ms 6,944 KB
testcase_32	AC	14 ms 6,944 KB
testcase_33	AC	152 ms 24,980 KB
testcase_34	AC	18 ms 6,940 KB
testcase_35	AC	77 ms 15,388 KB
testcase_36	AC	95 ms 14,976 KB
testcase_37	AC	131 ms 24,896 KB
testcase_38	AC	9 ms 6,944 KB
testcase_39	AC	6 ms 6,940 KB
testcase_40	AC	72 ms 14,716 KB
testcase_41	AC	36 ms 9,668 KB

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

raw source code

#include<bits/stdc++.h>
#include<atcoder/all>
#define rep(i,b) for(int i=0;i<b;i++)
#define rrep(i,b) for(int i=b-1;i>=0;i--)
#define rep1(i,b) for(int i=1;i<b;i++)
#define repx(i,x,b) for(int i=x;i<b;i++)
#define rrepx(i,x,b) for(int i=b-1;i>=x;i--)
#define fore(i,a) for(auto i:a)
#define fore1(i,a) for(auto &i:a)
#define rng(x) (x).begin(), (x).end()
#define rrng(x) (x).rbegin(), (x).rend()
#define sz(x) ((int)(x).size())
#define pb push_back
#define fi first
#define se second
#define pcnt __builtin_popcountll

using namespace std;
using namespace atcoder;

using ll = long long;
using ld = long double;
template<typename T> using mpq = priority_queue<T, vector<T>, greater<T>>;
template<typename T> bool chmax(T &a, const T &b) { if (a<b) { a=b; return 1; } return 0; }
template<typename T> bool chmin(T &a, const T &b) { if (b<a) { a=b; return 1; } return 0; }
template<typename T> ll sumv(const vector<T>&a){ll res(0);for(auto&&x:a)res+=x;return res;}
bool yn(bool a) { if(a) {cout << "Yes" << endl; return true;} else {cout << "No" << endl; return false;}}
#define dame { cout << "No" << endl; return;}
#define dame1 { cout << -1 << endl; return;}
#define cout2(x,y) cout << x << " " << y << endl;
#define coutp(p) cout << p.fi << " " << p.se << endl;
#define out cout << ans << endl;
#define outd cout << fixed << setprecision(20) << ans << endl;
#define outm cout << ans.val() << endl;
#define outv fore(yans , ans) cout << yans << "\n";
#define outdv fore(yans , ans) cout << yans.val() << "\n";
#define coutv(v) {fore(vy , v) {cout << vy << " ";} cout << endl;}
#define coutv2(v) fore(vy , v) cout << vy << "\n";
#define coutvm(v) {fore(vy , v) {cout << vy.val() << " ";} cout << endl;}
#define coutvm2(v) fore(vy , v) cout << vy.val() << "\n";
using pll = pair<ll,ll>;using pil = pair<int,ll>;using pli = pair<ll,int>;using pii = pair<int,int>;using pdd = pair<ld,ld>;
using tp = tuple<int ,int ,int>;
using vi = vector<int>;using vd = vector<ld>;using vl = vector<ll>;using vs = vector<string>;using vb = vector<bool>;
using vpii = vector<pii>;using vpli = vector<pli>;using vpll = vector<pll>;using vpil = vector<pil>;
using vvi = vector<vector<int>>;using vvl = vector<vector<ll>>;using vvs = vector<vector<string>>;using vvb = vector<vector<bool>>;
using vvpii = vector<vector<pii>>;using vvpli = vector<vector<pli>>;using vvpll = vector<vpll>;using vvpil = vector<vpil>;
using mint = modint998244353;
//using mint = modint1000000007;
//using mint = dynamic_modint<0>;
using vm = vector<mint>;
using vvm = vector<vector<mint>>;
vector<int> dx={1,0,-1,0,1,1,-1,-1},dy={0,1,0,-1,1,-1,1,-1};
ll gcd(ll a, ll b) { return a?gcd(b%a,a):b;}
ll lcm(ll a, ll b) { return a/gcd(a,b)*b;}
#define yes {cout <<"Yes"<<endl;}
#define yesr { cout <<"Yes"<<endl; return;}
#define no {cout <<"No"<<endl;}
#define nor { cout <<"No"<<endl; return;}
const double eps = 1e-10;
const ll LINF = 1001002003004005006ll;
const int INF = 1001001001;
#ifdef MY_LOCAL_DEBUG
#define show(x) cerr<<#x<<" = "<<x<<endl
#define showp(p) cerr<<#p<<" = "<<p.fi<<" : "<<p.se<<endl
#define show2(x,y) cerr<<#x<<" = "<<x<<" : "<<#y<<" = "<<y<<endl
#define show3(x,y,z) cerr<<#x<<" = "<<x<<" : "<<#y<<" = "<<y<<" : "<<#z<<" = "<<z<<endl
#define show4(x,y,z,x2) cerr<<#x<<" = "<<x<<" : "<<#y<<" = "<<y<<" : "<<#z<<" = "<<z<<" : "<<#x2<<" = "<<x2<<endl
#define test(x) cout << "test" << x << endl
#define showv(v) {fore(vy , v) {cout << vy << " ";} cout << endl;}
#define showv2(v) fore(vy , v) cout << vy << "\n";
#define showvm(v) {fore(vy , v) {cout << vy.val() << " ";} cout << endl;}
#define showvm2(v) fore(vy , v) cout << vy.val() << "\n";
#else
#define show(x)
#define showp(p)
#define show2(x,y)
#define show3(x,y,z)
#define show4(x,y,z,x2)
#define test(x)
#define showv(v)
#define showv2(v)
#define showvm(v)
#define showvm2(v)
#endif

void solve(){
	int h,w; cin>>h>>w;
	vvl a(h,vl(w));
	rep(i,h) rep(j,w) cin>>a[i][j];
	vector<pair<ll , pii>> v;
	rep(i,h) rep(j,w) v.pb({a[i][j] , {i,j}});
	sort(rrng(v));
	int sth = v[0].se.fi;
	int stw = v[0].se.se;
	mint ans = mint(v[0].fi) * mint(2).pow(h+w-2);
	dsu d(h+w);
	vi led(h+w);
	int now = h+w-2;
	rep1(ii,h*w){
		int i = v[ii].se.fi;
		int j = v[ii].se.se;
		if (i == sth){
			int l = d.leader(h+j);
			if (led[l]==-1) continue;
			ans += mint(2).pow(now-1) * v[ii].fi;
			led[l] = -1;
		}else if(j == stw){
			int l = d.leader(i);
			if (led[l]==-1) continue;
			ans += mint(2).pow(now-1) * v[ii].fi;
			led[l] = -1;
		}else{
			int a = d.leader(i);
			int b = d.leader(h+j);
			int la = led[a];
			int lb = led[b];
			if (la == -1){
				if (lb == -1){
					continue;
				}else{
					ans += mint(2).pow(now-1) * v[ii].fi;
				}
			}else{
				if (lb == -1){
					ans += mint(2).pow(now-1) * v[ii].fi;
				}else{
					if (a == b){
						continue;
					}else{
						ans += mint(2).pow(now-1) * v[ii].fi;
					}
				}
			}

			int l = 0;
			if (la == -1 || lb == -1) l = -1;
			int l2 = d.merge(i,h+j);
			led[l2] = l;
		}
		now--;
	}
	outm;


	return;
}

int main(){
	ios::sync_with_stdio(false);
	cin.tie(0);

	int t = 1;
	//cin>>t;

	rep(i,t){
		solve();
	}

	return 0;
}

yukicoder

結果

テストケース

ソースコード