답안 #865747

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
865747	2023-10-24T15:07:37 Z	vjudge1	Meteors (POI11_met)	C++17	87 / 100	2981 ms	65536 KB

#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")

#include <map>
#include <set>
#include <list>
#include <cmath>
#include <ctime>
#include <deque>
#include <queue>
#include <stack>
#include <string>
#include <bitset>
#include <cstdio>
#include <limits>
#include <vector>
#include <climits>
#include <cstring>
#include <cstdlib>
#include <fstream>
#include <numeric>
#include <sstream>
#include <cassert>
#include <iomanip>
#include <iostream>
#include <algorithm>
#include <stdio.h>
#include <fstream>
#include <unordered_map>

using namespace std;

typedef long long ll;
typedef long double ld;

//#define int long long

#define all(x) x.begin(),x.end()
#define pb push_back
#define ent "\n"

const int maxn = (int)3e5 + 1;

int n,m;
vector<int>pos[maxn],MID[maxn];
int a[maxn];
int l[maxn],r[maxn],w[maxn];
pair<int,int>seg[maxn];
ll t[maxn * 4];

void upd(int v,int tl,int tr,int l,int r,int x){
	if(l > tr || r < tl)return;
	if(l <= tl && tr <= r){
		t[v] += x;
		return;
	}
	int mid = (tl + tr) >> 1;
	upd((v << 1),tl,mid,l,r,x);
	upd((v << 1) + 1,mid + 1,tr,l,r,x);
}

ll get(int v,int tl,int tr,int pos){
	if(tl == tr){
		return t[v];
	}
	int mid = (tl + tr) >> 1;
	if(pos <= mid){
		return (t[v] + get((v << 1), tl,mid,pos));
	}
	else{
		return (t[v] + get((v << 1) + 1,mid + 1,tr,pos));
	}
}

void build(int v,int tl,int tr){
	if(tl == tr){
		t[v] = 0;
		return;
	}
	int mid = (tl + tr) >> 1;
	build((v << 1),tl,mid);
	build((v << 1) + 1,mid + 1,tr);
	t[v] = 0;
}

int ans[maxn];

void solve(){
	cin >> n >> m;
	for(int i = 1 ; i <= m ; i ++){
		int o;cin >> o;
		pos[o].pb(i);
	}
	for(int i = 1 ; i <= n ; i ++){
		cin >> a[i];
	}
	int k;cin >> k;
	for(int i = 1 ; i <= k ; i++){
		cin >> l[i] >> r[i] >> w[i];
	}
	for(int i = 1 ; i <= n ; i ++){
		seg[i] = {1, k};
	}
	bool ok = 1;
	while(ok){
		build(1,1,m), ok = 0;
		for(int i = 1 ; i <= n ; i ++){
			if(seg[i].first <= seg[i].second){
				int mid = (seg[i].first + seg[i].second) >> 1;
				MID[mid].pb(i);
				ok = 1;
			}
		}
		for(int i = 1 ; i <= k ; i ++){
			if(l[i] <= r[i]){
				upd(1,1,m,l[i],r[i],w[i]);
			}
			else{
				upd(1,1,m,l[i],m,w[i]);
				upd(1,1,m,1,r[i],w[i]);
			}
			ll sum = 0;
			for(int x : MID[i]){
				sum = 0;
				for(int y : pos[x]){
					sum += get(1,1,m,y);
					if(sum >= a[x])break;
				}
				if(sum >= a[x]){
					seg[x].second = i - 1;
					ans[x] = i;
				}
				else{
					seg[x].first = i + 1;
				}
			}
			MID[i].clear();
		}
	}
	for(int i = 1 ; i <= n ; i ++){
		if (ans[i] == 0) cout << "NIE\n";
		else cout << ans[i] << '\n';
	}
}

main(){
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	int t = 1;
	//cin >> t;
	while(t --){
		solve();
	}
	return 0;
}

Compilation message

met.cpp:146:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
  146 | main(){
      | ^~~~

Subtask #1
12.0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	7 ms	23644 KB	Output is correct
2	Correct	7 ms	23976 KB	Output is correct
3	Correct	7 ms	23776 KB	Output is correct

Subtask #2
12.0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	7 ms	23808 KB	Output is correct
2	Correct	7 ms	23644 KB	Output is correct
3	Correct	8 ms	23892 KB	Output is correct

Subtask #3
12.0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	206 ms	24992 KB	Output is correct
2	Correct	271 ms	27220 KB	Output is correct
3	Correct	264 ms	26972 KB	Output is correct

Subtask #4
12.0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	242 ms	26316 KB	Output is correct
2	Correct	247 ms	26388 KB	Output is correct
3	Correct	255 ms	27288 KB	Output is correct
4	Correct	54 ms	25676 KB	Output is correct

Subtask #5
13.0 / 13.0

#	결과	실행 시간	메모리	Grader output
1	Correct	111 ms	25500 KB	Output is correct
2	Correct	159 ms	27868 KB	Output is correct
3	Correct	114 ms	24400 KB	Output is correct
4	Correct	250 ms	27220 KB	Output is correct

Subtask #6
13.0 / 13.0

#	결과	실행 시간	메모리	Grader output
1	Correct	232 ms	24828 KB	Output is correct
2	Correct	202 ms	26452 KB	Output is correct
3	Correct	233 ms	25188 KB	Output is correct
4	Correct	271 ms	28656 KB	Output is correct

Subtask #7
13.0 / 13.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2496 ms	49116 KB	Output is correct
2	Correct	759 ms	33288 KB	Output is correct
3	Correct	600 ms	23880 KB	Output is correct
4	Correct	2981 ms	64888 KB	Output is correct

Subtask #8
0 / 13.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2257 ms	43336 KB	Output is correct
2	Correct	593 ms	33500 KB	Output is correct
3	Correct	488 ms	23772 KB	Output is correct
4	Runtime error	2745 ms	65536 KB	Execution killed with signal 9
5	Halted	0 ms	0 KB	-