結果

問題 No.1031 いたずら好きなお姉ちゃん
ユーザー ThistleThistle
提出日時 2020-04-04 03:36:40
言語 C++17
(gcc 13.2.0 + boost 1.83.0)
結果
CE  
(最新)
AC  
(最初)
実行時間 -
コード長 4,825 bytes
コンパイル時間 1,978 ms
コンパイル使用メモリ 137,320 KB
最終ジャッジ日時 2024-04-14 06:07:31
合計ジャッジ時間 2,763 ms
ジャッジサーバーID
（参考情報） 		judge1 / judge4
このコードへのチャレンジ（β）
コンパイルエラー時のメッセージ・ソースコードは、提出者また管理者しか表示できないようにしております。（リジャッジ後のコンパイルエラーは公開されます）
ただし、clay言語の場合は開発者のデバッグのため、公開されます。

コンパイルメッセージ
In file included from /home/linuxbrew/.linuxbrew/Cellar/gcc/13.2.0/include/c++/13/string:43,
                 from /home/linuxbrew/.linuxbrew/Cellar/gcc/13.2.0/include/c++/13/bits/locale_classes.h:40,
                 from /home/linuxbrew/.linuxbrew/Cellar/gcc/13.2.0/include/c++/13/bits/ios_base.h:41,
                 from /home/linuxbrew/.linuxbrew/Cellar/gcc/13.2.0/include/c++/13/ios:44,
                 from /home/linuxbrew/.linuxbrew/Cellar/gcc/13.2.0/include/c++/13/ostream:40,
                 from /home/linuxbrew/.linuxbrew/Cellar/gcc/13.2.0/include/c++/13/iostream:41,
                 from main.cpp:6:
/home/linuxbrew/.linuxbrew/Cellar/gcc/13.2.0/include/c++/13/bits/allocator.h: In destructor 'std::__cxx11::basic_string<char>::_Alloc_hider::~_Alloc_hider()':
/home/linuxbrew/.linuxbrew/Cellar/gcc/13.2.0/include/c++/13/bits/allocator.h:184:7: error: inlining failed in call to 'always_inline' 'std::allocator< <template-parameter-1-1> >::~allocator() noexcept [with _Tp = char]': target specific option mismatch
  184 |       ~allocator() _GLIBCXX_NOTHROW { }
      |       ^
In file included from /home/linuxbrew/.linuxbrew/Cellar/gcc/13.2.0/include/c++/13/string:54:
/home/linuxbrew/.linuxbrew/Cellar/gcc/13.2.0/include/c++/13/bits/basic_string.h:181:14: note: called from here
  181 |       struct _Alloc_hider : allocator_type // TODO check __is_final
      |              ^~~~~~~~~~~~

ソースコード

diff # 

#pragma GCC target ("avx")
#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")
//#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
#define _USE_MATH_DEFINES
#include<iostream>
#include<string>
#include<queue>
#include<cmath>
#include<map>
#include<set>
#include<list>
#include<iomanip>
#include<vector>
#include<random>
#include<functional>
#include<algorithm>
#include<stack>
#include<cstdio>
#include<cstring>
#include<bitset>
#include<unordered_map>
#include<climits>
#include<fstream>
#include<complex>
#include<time.h>
#include<cassert>
#include<functional>
#include<numeric>
#include<tuple>

using namespace std;
using ll = int_fast64_t;
using ld = long double;
#define int ll
#define all(a) (a).begin(),(a).end()
#define fs first
#define sc second
#define xx first
#define yy second.first
#define zz second.second
#define H pair<int, int>
#define P pair<int, pair<int, int>>
#define Q(i,j,k) mkp(i,mkp(j,k))
#define rep(i,n) for(int (i) = 0 ; (i) < (n) ; (i)++)
#define rng(i,s,n) for(int (i) = (s) ; (i) < (n) ; (i)++)
#define mkp make_pair
#define vec vector
#define pb emplace_back
#define crdcomp(b) sort(all((b)));(b).erase(unique(all((b))),(b).end())
#define getidx(b,i) lower_bound(all(b),(i))-b.begin()
#define ssp(i,n) (i==(ll)(n)-1?"\n":" ")
#define ctoi(c) (int)(c-'0')
#define itoc(c) (char)(c+'0')
#define pp(x,y) pb(H{x,y})
#define ppp(x,y,z) pb(Q(x,y,z))
#define cdf int q810; cin>>q810; rep(q114,q810) 
//#define endl "\n"
constexpr int mod = 1e9 + 7;
constexpr int Mod = 998244353;
constexpr int MXN = 500000 + 100;
constexpr ld EPS = 1e-10;
constexpr ll inf = 3 * 1e18;
constexpr int Inf = 15 * 1e8;
const vec<int>dx{ -1,1,0,0 }, dy{ 0,0,-1,1 };
template<class T>bool chmax(T& a, const T& b) { if (a < b) { a = b; return 1; } return 0; }
template<class T>bool chmin(T& a, const T& b) { if (b < a) { a = b; return 1; } return 0; }
ll read() { ll u, k = scanf("%lld", &u); return u; }
string reads() { string s; cin >> s; return s; }
H readh(bool g = 0) { H u; ll k = scanf("%lld %lld", &u.fs, &u.sc); if (g) u.fs--, u.sc--; return u; }
void printh(H t) { printf("%lld %lld\n", t.fs, t.sc); }
bool inarea(H t, int h, int w) { return 0 <= t.fs && t.fs < h && 0 <= t.sc && t.sc < w; }
ll gcd(ll i, ll j) { return j ? gcd(j, i % j) : i; }
ll mod_pow(ll x, ll n, ll p = mod) {
	ll res = 1;
	while (n > 0) {
		if (n & 1) res = res * x % p;
		x = x * x % p;
		n >>= 1;
	}
	return res;
}//x^n%p
ll bitcount(ll x) {
	int sum = 0; for (int i = 0; i < 60; i++)if ((1ll << i) & x) sum++;
	return sum;
}
/*constexpr int fn_ = 1000005;
ll fact_[fn_], comp_[fn_];
ll comb(ll x, ll y, ll Mod = mod) {
	if (!fact_[0]) {
		fact_[0] = 1; comp_[0] = 1;
		for (int i = 1; i < fn_; i++)
			fact_[i] = fact_[i - 1] * i % Mod;
		comp_[fn_ - 1] = mod_pow(fact_[fn_ - 1], Mod - 2, Mod);
		for (int i = fn_ - 2; i > 0; i--)
			comp_[i] = comp_[i + 1] * (i + 1) % Mod;
	}
	if (x < y) return 0;
	return fact_[x] * comp_[x - y] % Mod * comp_[y] % Mod;
}*/
//--------------------------------------------------------------
int n; vec<int>a;
int sq;//バケットサイズ
vec<int>c[10000][2];//これに入った後使える個数
vec<int>d[10000];//このバケットに入っているもの
H e[10000];
signed main() {
	cin >> n; sq = sqrt(n);
	rep(i, n) {
		a.pb(read());
		d[i / sq].pb(a[i]);
	}
	int m = (n - 1) / sq + 1;
	rep(i, m) {
		e[i].fs = i * sq;
		e[i].sc = min(n, (i + 1) * sq);
		sort(all(d[i]));
	}
	rep(i, m) {
		c[i][0].pb(0);//魔境
		c[i][1].pb(0);
		for (auto g : d[i]) {
			//g以上d[i][g+1]未満の値が来た場合
			int sum = 0, t = g;
			rng(j, e[i].fs, e[i].sc) {
				if (a[j] <= t) {
					t = a[j]; sum++;
				}
			}
			c[i][0].pb(sum);
			sum = 0, t = g;
			for (int j = e[i].sc - 1; j >= e[i].fs; j--) {
				if (a[j] <= t) {
					t = a[j]; sum++;
				}
			}
			c[i][1].pb(sum);
		}
	}
	int res = 0;
	rep(i, n) {
		//左方向
		int t = a[i], ans = 0;
		for (int j = i - 1; j >= e[i / sq].fs; j--) {
			if (a[j] > a[i]) goto loop;
			if (a[j] < t) ans++, t = a[j];
		}
		for (int j = i / sq - 1; j >= 0; j--) {
			int k = lower_bound(all(d[j]), t) - d[j].begin();
			if (d[j][d[j].size() - 1] > a[i]) {
				for (int z = e[j].sc - 1; z >= e[j].fs; z--) {
					if (a[z] > a[i]) goto loop;
					if (a[z] < t) ans++, t = a[z];
				}
			}
			ans += c[j][1][k];
			chmin(t, d[j][0]);
		}
	loop:;
		t = a[i];
		rng(j, i + 1, e[i / sq].sc) {
			if (a[j] > a[i]) goto roop;
			if (a[j] < t) {
				ans++;
				t = a[j];
			}
		}
		rng(j, i / sq + 1, m) {
			int k = lower_bound(all(d[j]), t) - d[j].begin();
			if (d[j][d[j].size() - 1] > a[i]) {
				for (int z = e[j].fs; z < e[j].sc; z++) {
					if (a[z] > a[i]) goto roop;
					if (a[z] < t) ans++, t = a[z];
				}
			}
			ans += c[j][0][k];
			chmin(t, d[j][0]);
		}
	roop:;
		res += ans;
	}
	cout << res << endl;
}
0