Submission #865766

#	Time	Username	Problem	Language	Result	Execution time	Memory
865766		Nuraly_Serikbay	Meteors (POI11_met)	C++17	74 / 100	3275 ms	44332 KiB

met

#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")

#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;
const int amirr = (int)1e9;


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 push (int v, int tl, int tr) {
	if (t[v] && tl != tr) {
		t[v + v] += t[v], t[v + v + 1] += t[v];
		t[v] = 0;
	}
	return;
}

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

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

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){
		memset (t, 0, sizeof(t));
		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';
	}
}

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

• Subtask 1: 12 / 12
• Subtask 2: 12 / 12
• Subtask 3: 12 / 12
• Subtask 4: 12 / 12
• Subtask 5: 13 / 13
• Subtask 6: 13 / 13
• Subtask 7: 0 / 13
• Subtask 8: 0 / 13