#257291 (C++14) No.684 Prefix Parenthesis

提出ソース

結果

問題	No.684 Prefix Parenthesis
ユーザー	しらっ亭
提出日時	2018-05-12 14:26:10
言語	C++14 (gcc 12.3.0 + boost 1.83.0)
結果	AC
実行時間	10 ms / 2,000 ms
コード長	5,118 bytes
コンパイル時間	1,249 ms
コンパイル使用メモリ	121,792 KB
実行使用メモリ	6,944 KB
最終ジャッジ日時	2024-06-28 09:48:30
合計ジャッジ時間	2,323 ms
ジャッジサーバーID （参考情報）	judge2 / judge4

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 6,812 KB
testcase_01	AC	2 ms 6,944 KB
testcase_02	AC	2 ms 6,940 KB
testcase_03	AC	4 ms 6,940 KB
testcase_04	AC	7 ms 6,944 KB
testcase_05	AC	8 ms 6,940 KB
testcase_06	AC	3 ms 6,940 KB
testcase_07	AC	7 ms 6,940 KB
testcase_08	AC	2 ms 6,944 KB
testcase_09	AC	3 ms 6,944 KB
testcase_10	AC	10 ms 6,940 KB
testcase_11	AC	7 ms 6,944 KB
testcase_12	AC	2 ms 6,944 KB
testcase_13	AC	7 ms 6,940 KB
testcase_14	AC	7 ms 6,940 KB
testcase_15	AC	4 ms 6,940 KB
testcase_16	AC	7 ms 6,940 KB
testcase_17	AC	5 ms 6,940 KB
testcase_18	AC	2 ms 6,944 KB
testcase_19	AC	9 ms 6,940 KB
testcase_20	AC	9 ms 6,940 KB
testcase_21	AC	9 ms 6,944 KB
testcase_22	AC	6 ms 6,940 KB
testcase_23	AC	7 ms 6,940 KB
testcase_24	AC	7 ms 6,940 KB
testcase_25	AC	7 ms 6,940 KB
testcase_26	AC	2 ms 6,944 KB
testcase_27	AC	2 ms 6,944 KB
testcase_28	AC	2 ms 6,944 KB
testcase_29	AC	10 ms 6,944 KB
testcase_30	AC	10 ms 6,944 KB

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ソースコード

raw source code

#include <iostream>
#include <algorithm>
#include <bitset>
#include <map>
#include <queue>
#include <set>
#include <stack>
#include <string>
#include <utility>
#include <vector>
#include <array>
#include <unordered_map>
#include <complex>
#include <deque>
#include <cassert>
#include <cmath>
#include <functional>
#include <iomanip>
#include <chrono>
#include <random>
#include <numeric>
using namespace std;

#define forr(x,arr) for(auto&& x:arr)
#define _overload3(_1,_2,_3,name,...) name
#define _rep2(i,n) _rep3(i,0,n)
#define _rep3(i,a,b) for(int i=int(a);i<int(b);++i)
#define rep(...) _overload3(__VA_ARGS__,_rep3,_rep2,)(__VA_ARGS__)
#define _rrep2(i,n) _rrep3(i,0,n)
#define _rrep3(i,a,b) for(int i=int(b)-1;i>=int(a);i--)
#define rrep(...) _overload3(__VA_ARGS__,_rrep3,_rrep2,)(__VA_ARGS__)
#define all(x) (x).begin(),(x).end()
#define bit(n) (1LL<<(n))
#define sz(x) ((int)(x).size())
#define TEN(n) ((ll)(1e##n))
#define fst first
#define snd second

string DBG_DLM(int &i){return(i++==0?"":", ");}
#define DBG_B(exp){int i=0;os<<"{";{exp;}os<<"}";return os;}
template<class T>ostream&operator<<(ostream&os,vector<T>v);
template<class T>ostream&operator<<(ostream&os,set<T>v);
template<class T>ostream&operator<<(ostream&os,queue<T>q);
template<class T>ostream&operator<<(ostream&os,priority_queue<T>q);
template<class T,class K>ostream&operator<<(ostream&os,pair<T,K>p);
template<class T,class K>ostream&operator<<(ostream&os,map<T,K>mp);
template<class T,class K>ostream&operator<<(ostream&os,unordered_map<T,K>mp);
template<int I,class TPL>void DBG(ostream&os,TPL t){}
template<int I,class TPL,class H,class...Ts>void DBG(ostream&os,TPL t){os<<(I==0?"":", ")<<get<I>(t);DBG<I+1,TPL,Ts...>(os,t);}
template<class T,class K>void DBG(ostream&os,pair<T,K>p,string delim){os<<"("<<p.first<<delim<<p.second<<")";}
template<class...Ts>ostream&operator<<(ostream&os,tuple<Ts...>t){os<<"(";DBG<0,tuple<Ts...>,Ts...>(os,t);os<<")";return os;}
template<class T,class K>ostream&operator<<(ostream&os,pair<T,K>p){DBG(os,p,", ");return os;}
template<class T>ostream&operator<<(ostream&os,vector<T>v){DBG_B(forr(t,v){os<<DBG_DLM(i)<<t;});}
template<class T>ostream&operator<<(ostream&os,set<T>s){DBG_B(forr(t,s){os<<DBG_DLM(i)<<t;});}
template<class T>ostream&operator<<(ostream&os,queue<T>q){DBG_B(for(;q.size();q.pop()){os<<DBG_DLM(i)<<q.front();});}
template<class T>ostream&operator<<(ostream&os,priority_queue<T>q){DBG_B(for(;q.size();q.pop()){os<<DBG_DLM(i)<<q.top();});}
template<class T,class K>ostream&operator<<(ostream&os,map<T,K>m){DBG_B(forr(p,m){os<<DBG_DLM(i);DBG(os,p,"->");});}
template<class T,class K>ostream&operator<<(ostream&os,unordered_map<T,K>m){DBG_B(forr(p,m){os<<DBG_DLM(i);DBG(os,p,"->");});}
#define DBG_OVERLOAD(_1,_2,_3,_4,_5,_6,macro_name,...)macro_name
#define DBG_LINE(){char s[99];sprintf(s,"line:%3d | ",__LINE__);cerr<<s;}
#define DBG_OUTPUT(v){cerr<<(#v)<<"="<<(v);}
#define DBG1(v,...){DBG_OUTPUT(v);}
#define DBG2(v,...){DBG_OUTPUT(v);cerr<<", ";DBG1(__VA_ARGS__);}
#define DBG3(v,...){DBG_OUTPUT(v);cerr<<", ";DBG2(__VA_ARGS__);}
#define DBG4(v,...){DBG_OUTPUT(v);cerr<<", ";DBG3(__VA_ARGS__);}
#define DBG5(v,...){DBG_OUTPUT(v);cerr<<", ";DBG4(__VA_ARGS__);}
#define DBG6(v,...){DBG_OUTPUT(v);cerr<<", ";DBG5(__VA_ARGS__);}
#define DEBUG0(){DBG_LINE();cerr<<endl;}
#ifdef LOCAL
#define out(...){DBG_LINE();DBG_OVERLOAD(__VA_ARGS__,DBG6,DBG5,DBG4,DBG3,DBG2,DBG1)(__VA_ARGS__);cerr<<endl;}
#else
#define out(...)
#endif

using ll=long long;
using pii=pair<int,int>;using pll=pair<ll,ll>;using pil=pair<int,ll>;using pli=pair<ll,int>;
using vs=vector<string>;using vvs=vector<vs>;using vvvs=vector<vvs>;
using vb=vector<bool>;using vvb=vector<vb>;using vvvb=vector<vvb>;
using vi=vector<int>;using vvi=vector<vi>;using vvvi=vector<vvi>;
using vl=vector<ll>;using vvl=vector<vl>;using vvvl=vector<vvl>;
using vd=vector<double>;using vvd=vector<vd>;using vvvd=vector<vvd>;
using vpii=vector<pii>;using vvpii=vector<vpii>;using vvvpii=vector<vvpii>;
template<class A,class B>bool amax(A&a,const B&b){return b>a?a=b,1:0;}
template<class A,class B>bool amin(A&a,const B&b){return b<a?a=b,1:0;}
ll ri(){ll l;cin>>l;return l;} string rs(){string s;cin>>s;return s;}

void Main() {
	int n = ri();
	string s = rs();

	ll ans = 0;
	vpii barance(n);

#define O first
#define C second

	{
		int f = 0, c = 0, o = 0;
		rep(i, n) {
			char cur = s[i];

			if (o && cur == ')') {
				f++;
				o--;
			}
			else {
				if (cur == ')') c++;
				else if (cur == '(') o++;
			}
			ans += f * 2;
			barance[i].O = o;
			barance[i].C = c;
		}
	}

	auto cmp = [&](pii lhs, decltype(lhs) rhs) -> bool {
		bool oc1 = lhs.O > lhs.C;
		bool oc2 = rhs.O > rhs.C;

		if (oc1 == oc2) {
			return pii(lhs.C, -lhs.O) < pii(rhs.C, -rhs.O);
		}
		if (oc1) return true;
		else return false;
	};

	sort(all(barance), cmp);

	out(ans);
	{
		ll cur = 0;
		forr(br, barance) {
			ll o = br.O;
			ll c = br.C;
			out(ans, cur, c, o);
			ans += min(cur, c) * 2;
			cur -= min(cur, c);
			cur += o;
		}
	}

	cout << ans << endl;
}

signed main() {
	cin.tie(nullptr);
	ios::sync_with_stdio(false);
	Main();
	return 0;
}

yukicoder

結果

テストケース

ソースコード