Submission #762376

#	Time	Username	Problem	Language	Result	Execution time	Memory
762376		Kaztaev_Alisher	Meteors (POI11_met)	C++17	74 / 100	219 ms	65536 KiB

met

#include <bits/stdc++.h>
 
#define ios ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0)
#define file(s) if (fopen(s".in", "r")) freopen(s".in", "r", stdin), freopen(s".out", "w", stdout)
#define all(a) a.begin() , a.end()
#define F first
#define S second
#define int ll
 
using namespace std;
using ll = long long;
 
const int N = 3e5+5 , inf = 2e9 + 7;
const ll INF = 1e18 ,   mod = 1e9+7 , P = 6547;	

int p[N] , n , m , k , L[N] , R[N] , res[N];
ll t[N*4]; 
int l[N] , r[N] , c[N];
vector<int> g[N] , q[N] , q1[N] , v;

void upd(int i, int x) {
	for(; i <= m; i |= (i + 1)) t[i] += x , v.push_back(i);
}

void updlr(int l, int r, int x){
    upd(l, x); upd(r + 1, -x);
}
ll get(int i){
    ll res = 0;
    for(; i > 0; i = (i & (i + 1)) - 1) res += t[i];
    return res;
}
void cl(){
	while(v.size()){
		t[v.back()] = 0;
		v.pop_back();
	}
}
void solve(){
	cin >> n >> m;
	for(int i = 1; i <= m; i++) {
		int a;
		cin >> a;
		g[a].push_back(i);
	}
	for(int i = 1; i <= n; i++) cin >> p[i];
	cin >> k;
	for(int i = 1; i <= n; i++) {
		L[i] = 1;
		R[i] = k;
		q[(L[i]+R[i])/2].push_back(i);
	}
	for(int i = 1; i <= k; i++) cin >> l[i] >> r[i] >> c[i];
	for(int _ = 1; _ <= 20; _++){
		cl();
		for(int i = 1; i <= k; i++){
			if(l[i] > r[i]){
				updlr(l[i],m,c[i]);
				updlr(1,r[i],c[i]);
			} else  updlr(l[i],r[i],c[i]);
			for(int x : q[i]){
				ll sum = p[x];
				for(int y : g[x]) sum -= get(y);
				if(sum <= 0){
					res[x] = i;
					R[x] = i-1;
				} else {
					L[x] = i+1; 
				}
				if(L[x]  <= R[x]) q[(L[x]+R[x])/2].push_back(x);
			}
			q[i].clear();
		}
	}
	for(int i = 1; i <= n; i++) {
		if(res[i] == 0){
			cout << "NIE\n";
		} else {
			cout << res[i] << "\n";
		}
	}
}
/*

*/
signed main(){
	ios;
	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