Submission #498060

#	Time	Username	Problem	Language	Result	Execution time	Memory
498060		mansur	Meteors (POI11_met)	C++14	74 / 100	3754 ms	37872 KiB

met

#include<bits/stdc++.h>	
/* 
#pragma optimize ("g",on)
#pragma GCC optimize ("inline")
#pragma GCC optimize ("Ofast")
#pragma GCC optimize ("unroll-loops")
#pragma GCC optimize ("03")
#pragma GCC target ("sse,sse2,sse3,ssse3,sse4,popcnt,abm,avx2,mmx,fma,avx,tune=native")
#pragma comment(linker, "/stack:200000000")
*/ 
//01001101 01100001 01101011 01101000 01100001  01100111 01100001 01111001 
 
using namespace std;
 
#define all(a) a.begin(), a.end()                                                   
#define rall(a) a.rbegin(), a.rend()
#define ll long long
#define pb push_back
#define sz(a) a.size()
#define nl '\n'
#define popb pop_back()                                                                   
#define ld double
#define ull unsigned long long
#define ff first                                         
#define ss second  
#define fix fixed << setprecision
#define pii pair<int, int>                          
#define E exit (0)
#define int long long
 
const int inf = 1e15, N = 3e5 + 5, mod = 998244353;                    
 
vector<pii> dir = {{1, 0}, {0, 1}, {-1, 0}, {0, -1}};

int t[4 * N], ans[N];

void build(int u, int tl, int tr) {
	t[u] = 0;
	if (tl == tr) {
		return;
	}
	int mid = (tl + tr) / 2;
	build(u * 2, tl, mid);
	build(u * 2 + 1, mid + 1, tr);
}

void update(int u, int tl, int tr, int l, int r, int val) {
	if (tl >= l && tr <= r) {
		t[u] += val;
		return;
	}
	if (tl > r || tr < l) return;
	int mid = (tl + tr) / 2;
	update(u * 2, tl, mid, l, r, val);
	update(u * 2 + 1, mid + 1, tr, l, r, val);
}

int get(int u, int tl, int tr, int pos) {
	if (tl == tr) return t[u];
	int mid = (tl + tr) / 2;
	if (pos <= mid) return get(u * 2, tl, mid, pos) + t[u];
	return get(u * 2 + 1, mid + 1, tr, pos) + t[u];	
}

main() {                                                         
	//freopen("triangles.in", "r", stdin);                                                                                     
	//freopen("triangles.out", "w", stdout);                                                                                     
	ios_base::sync_with_stdio(NULL);                                                                                        
	cin.tie(NULL);
	int n, m;
	cin >> n >> m;
	int a[m + 1], b[n + 1];
	vector<int> h[n + 1];
	for (int i = 1; i <= m; i++) {
		cin >> a[i];
		h[a[i]].pb(i);
	}
	for (int i = 1; i <= n; i++) cin >> b[i];
	int k;
	cin >> k;
	int l[k + 1], r[k + 1], x[k + 1];
	for (int i = 1; i <= k; i++) {
		cin >> l[i] >> r[i] >> x[i];
	}
	vector<pii> s(n + 1, {1, k});
	while (true) {
		build(1, 1, m);
		vector<int> c[k + 1];
		bool ok = 1;
		for (int i = 1; i <= n; i++) {
			int tl = s[i].ff, tr = s[i].ss, mid = (tl + tr) / 2;
			if (tl > tr) {
				continue;
			}
			ok = 0;
			c[mid].pb(i);
		}
		if (ok) break;
		for (int i = 1; i <= k; i++) {
			if (l[i] <= r[i]) update(1, 1, m, l[i], r[i], x[i]);
			else {
				update(1, 1, m, 1, r[i], x[i]);
				update(1, 1, m, l[i], m, x[i]);
			}
			for (auto e: c[i]) {
				int sum = 0;
				for (auto d: h[e]) {
					sum += get(1, 1, m, d);
				}
				if (sum >= b[e]) {
					s[e].ss = i - 1;
					ans[e] = i;
				}else {
					s[e].ff = i + 1;
				}
			}
		}
	}
	for (int i = 1; i <= n; i++) {
		if (!ans[i]) {
			cout << "NIE" << nl;
			continue;
		}
		cout << ans[i] << nl;
   	}                   	
}

Compilation message (stderr)

met.cpp:65:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   65 | main() {
      | ^~~~

• 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