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Submission #543784

# Submission time Handle Problem Language Result Execution time Memory
543784 2022-03-31T11:40:55 Z amunduzbaev New Home (APIO18_new_home) C++17
47 / 100
 3728 ms 1048576 KB 
#include "bits/stdc++.h"
using namespace std;
 
#define ar array
#define pq priority_queue

const int N = 3e5 + 5;
const int M = N * 20;
const int MX = 1e8 + 5;
 
struct ST{
	pq<int> tree[M][2], bad[M][2];
	int f[M][2], last;
	ST(){
		last = 0;
	}
	
	void make(int x){
		if(!f[x][0]) f[x][0] = ++last;
		if(!f[x][1]) f[x][1] = ++last;
		//~ assert(last < M);
	}
	
	void add(int l, int r, int s, int t, int lx = 0, int rx = MX, int x = 0){
		if(lx > r || rx < l) return;
		if(lx >= l && rx <= r){
			if(t == 1){
				tree[x][0].push(s + (lx - l));
			} else {
				tree[x][1].push(s - (lx - l));
			} return;
		} int m = (lx + rx) >> 1;
		make(x);
		add(l, r, s, t, lx, m, f[x][0]), add(l, r, s, t, m+1, rx, f[x][1]);
	}
	
	void bal(pq<int>& a, pq<int>& b){
		while(!a.empty() && !b.empty() && a.top() == b.top()){
			a.pop();
			b.pop();
		}
	}
	
	void del(int l, int r, int s, int t, int lx = 0, int rx = MX, int x = 0){
		if(lx > r || rx < l) return;
		if(lx >= l && rx <= r){
			if(t == 1){
				bad[x][0].push(s + (lx - l));
			} else {
				bad[x][1].push(s - (lx - l));
			} return;
		} int m = (lx + rx) >> 1;
		make(x);
		del(l, r, s, t, lx, m, f[x][0]), del(l, r, s, t, m+1, rx, f[x][1]);
	}
	
	int get(int i, int lx = 0, int rx = MX, int x = 0){
		int res = 0;
		bal(tree[x][0], bad[x][0]);
		bal(tree[x][1], bad[x][1]);
		if(!tree[x][0].empty()) res = max(res, tree[x][0].top() + (i - lx));
		if(!tree[x][1].empty()) res = max(res, tree[x][1].top() - (i - lx));
		if(lx == rx) return res;
		int m = (lx + rx) >> 1;
		if(i <= m) return max((f[x][0] ? get(i, lx, m, f[x][0]) : 0), res);
		else return max((f[x][1] ? get(i, m+1, rx, f[x][1]) : 0), res);
	}
}tree;

/*

4 2 4
3 1 1 10
9 2 2 4
7 2 5 7
4 1 8 10
5 3
5 6
5 9
1 10

2 1 3
1 1 1 4
1 1 2 6
1 3
1 5
1 7

1 1 1
100000000 1 1 1
1 1

*/

int x[N], t[N], a[N], b[N], l[N], y[N];
vector<int> stor[N];
multiset<int> ss[N];

signed main(){
	ios::sync_with_stdio(0); cin.tie(0);
	
	int n, k, q; cin>>n>>k>>q;
	for(int i=0;i<n;i++){
		cin>>x[i]>>t[i]>>a[i]>>b[i];
		stor[--t[i]].push_back(i);
	}

	auto add = [&](int l, int r){
		if(l == r) return;
		int m = (l + r) >> 1;
		tree.add(l, m, 0, 1);
		tree.add(m + 1, r, r - m - 1, -1);
	}; auto inc = [&](int x) { tree.add(x, MX, 0, 1); };
	auto dec = [&](int x) { tree.add(0, x, x, -1); };
	
	auto dadd = [&](int l, int r){
		if(l == r) return;
		int m = (l + r) >> 1;
		tree.del(l, m, 0, 1);
		tree.del(m + 1, r, r - m - 1, -1);
	}; auto dinc = [&](int x) { tree.del(x, MX, 0, 1); };
	auto ddec = [&](int x) { tree.del(0, x, x, -1); };
	
	//~ bool is = 1;
	//~ for(int i=0;i<k;i++){
		//~ if(stor[i].empty()) { is = 0; break; }
		//~ sort(stor[i].begin(), stor[i].end(), [&](int i, int j){
			//~ return (x[i] < x[j]);
		//~ });
		//~ for(int j=1;j<(int)stor[i].size();j++){
			//~ add(x[stor[i][j-1]], x[stor[i][j]]);
		//~ }
		
		//~ dec(x[stor[i][0]]);
		//~ inc(x[stor[i].back()]);
	//~ }
	
	vector<int> in(n); iota(in.begin(), in.end(), 0);
	vector<int> out(n); iota(out.begin(), out.end(), 0);
	sort(in.begin(), in.end(), [&](int i, int j){
		return (a[i] < a[j]);
	});
	sort(out.begin(), out.end(), [&](int i, int j){
		return (b[i] < b[j]);
	});
	vector<int> p(q);
	
	for(int i=0;i<q;i++){ p[i] = i;
		cin>>l[i]>>y[i];
	}
	
	sort(p.begin(), p.end(), [&](int i, int j){
		return (y[i] < y[j]);
	});
	
	int I = 0, O = 0, c = k;
	auto NEW = [&](int i){
		auto it = ss[t[i]].upper_bound(x[i]);
		if(ss[t[i]].empty()) c--;
		if(it == ss[t[i]].end()){
			if(it != ss[t[i]].begin()){
				it--;
				dinc(*it);
				add(*it, x[i]);
				inc(x[i]);
			} else {
				inc(x[i]);
				dec(x[i]);
			}
		} else {
			if(it == ss[t[i]].begin()){
				ddec(*it);
				add(x[i], *it);
				dec(x[i]);
			} else {
				auto R = it; it--;
				dadd(*it, *R);
				add(*it, x[i]);
				add(x[i], *R);
			}
		}
		
		ss[t[i]].insert(x[i]);
	};
	
	auto DEL = [&](int i){
		ss[t[i]].erase(ss[t[i]].find(x[i]));
		if(ss[t[i]].empty()) c++;
		auto it = ss[t[i]].upper_bound(x[i]);
		if(it == ss[t[i]].end()){
			if(it == ss[t[i]].begin()){
				dinc(x[i]);
				ddec(x[i]);
			} else {
				it--;
				dadd(*it, x[i]);
				dinc(x[i]);
				inc(*it);
			}
		} else {
			if(it == ss[t[i]].begin()){
				dadd(x[i], *it);
				ddec(x[i]);
				dec(*it);
			} else {
				auto R = it; it--;
				dadd(*it, x[i]);
				dadd(x[i], *R);
				add(*it, *R);
			}
		}
	};
	
	vector<int> res(q);
	for(auto i : p){
		while(I < n && a[in[I]] <= y[i]){
			NEW(in[I]);
			I++;
		}
		
		while(O < n && b[out[O]] < y[i]){
			DEL(out[O]);
			O++;
		}
		
		if(!c) res[i] = tree.get(l[i]);
		else res[i] = -1;
	}
	
	for(int i=0;i<q;i++) cout<<res[i]<<"\n";
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 330 ms 772888 KB Output is correct
2 Correct 340 ms 772916 KB Output is correct
3 Correct 333 ms 773036 KB Output is correct
4 Correct 344 ms 773040 KB Output is correct
5 Correct 366 ms 773044 KB Output is correct
6 Correct 354 ms 774988 KB Output is correct
7 Correct 344 ms 773576 KB Output is correct
8 Correct 362 ms 774220 KB Output is correct
9 Correct 337 ms 773792 KB Output is correct
10 Correct 341 ms 774936 KB Output is correct
11 Correct 342 ms 774076 KB Output is correct
12 Correct 344 ms 774700 KB Output is correct
13 Correct 345 ms 773712 KB Output is correct
14 Correct 345 ms 774108 KB Output is correct
15 Correct 346 ms 774068 KB Output is correct
16 Correct 344 ms 773976 KB Output is correct
17 Correct 365 ms 774336 KB Output is correct
18 Correct 339 ms 774008 KB Output is correct
19 Correct 343 ms 773968 KB Output is correct
20 Correct 356 ms 774304 KB Output is correct
21 Correct 346 ms 773096 KB Output is correct
22 Correct 342 ms 773724 KB Output is correct
23 Correct 387 ms 773956 KB Output is correct
24 Correct 341 ms 774084 KB Output is correct
25 Correct 333 ms 774292 KB Output is correct
26 Correct 350 ms 774356 KB Output is correct
27 Correct 339 ms 773068 KB Output is correct
28 Correct 357 ms 774096 KB Output is correct
29 Correct 369 ms 774084 KB Output is correct
30 Correct 335 ms 773928 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 330 ms 772888 KB Output is correct
2 Correct 340 ms 772916 KB Output is correct
3 Correct 333 ms 773036 KB Output is correct
4 Correct 344 ms 773040 KB Output is correct
5 Correct 366 ms 773044 KB Output is correct
6 Correct 354 ms 774988 KB Output is correct
7 Correct 344 ms 773576 KB Output is correct
8 Correct 362 ms 774220 KB Output is correct
9 Correct 337 ms 773792 KB Output is correct
10 Correct 341 ms 774936 KB Output is correct
11 Correct 342 ms 774076 KB Output is correct
12 Correct 344 ms 774700 KB Output is correct
13 Correct 345 ms 773712 KB Output is correct
14 Correct 345 ms 774108 KB Output is correct
15 Correct 346 ms 774068 KB Output is correct
16 Correct 344 ms 773976 KB Output is correct
17 Correct 365 ms 774336 KB Output is correct
18 Correct 339 ms 774008 KB Output is correct
19 Correct 343 ms 773968 KB Output is correct
20 Correct 356 ms 774304 KB Output is correct
21 Correct 346 ms 773096 KB Output is correct
22 Correct 342 ms 773724 KB Output is correct
23 Correct 387 ms 773956 KB Output is correct
24 Correct 341 ms 774084 KB Output is correct
25 Correct 333 ms 774292 KB Output is correct
26 Correct 350 ms 774356 KB Output is correct
27 Correct 339 ms 773068 KB Output is correct
28 Correct 357 ms 774096 KB Output is correct
29 Correct 369 ms 774084 KB Output is correct
30 Correct 335 ms 773928 KB Output is correct
31 Correct 3728 ms 981436 KB Output is correct
32 Correct 520 ms 779260 KB Output is correct
33 Correct 3135 ms 970480 KB Output is correct
34 Correct 3505 ms 979872 KB Output is correct
35 Correct 3369 ms 979444 KB Output is correct
36 Correct 2876 ms 969964 KB Output is correct
37 Correct 2582 ms 970804 KB Output is correct
38 Correct 2267 ms 965520 KB Output is correct
39 Correct 1538 ms 962716 KB Output is correct
40 Correct 1688 ms 963596 KB Output is correct
41 Correct 2481 ms 904432 KB Output is correct
42 Correct 2436 ms 909628 KB Output is correct
43 Correct 411 ms 780708 KB Output is correct
44 Correct 2412 ms 904460 KB Output is correct
45 Correct 2197 ms 902248 KB Output is correct
46 Correct 1861 ms 905224 KB Output is correct
47 Correct 1091 ms 888640 KB Output is correct
48 Correct 1136 ms 895160 KB Output is correct
49 Correct 1272 ms 901488 KB Output is correct
50 Correct 1382 ms 902404 KB Output is correct
51 Correct 1394 ms 903208 KB Output is correct

Subtask #3
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 3058 ms 1048576 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #4
0 / 23.0

# Verdict Execution time Memory Grader output
1 Runtime error 3242 ms 1048576 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #5
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 330 ms 772888 KB Output is correct
2 Correct 340 ms 772916 KB Output is correct
3 Correct 333 ms 773036 KB Output is correct
4 Correct 344 ms 773040 KB Output is correct
5 Correct 366 ms 773044 KB Output is correct
6 Correct 354 ms 774988 KB Output is correct
7 Correct 344 ms 773576 KB Output is correct
8 Correct 362 ms 774220 KB Output is correct
9 Correct 337 ms 773792 KB Output is correct
10 Correct 341 ms 774936 KB Output is correct
11 Correct 342 ms 774076 KB Output is correct
12 Correct 344 ms 774700 KB Output is correct
13 Correct 345 ms 773712 KB Output is correct
14 Correct 345 ms 774108 KB Output is correct
15 Correct 346 ms 774068 KB Output is correct
16 Correct 344 ms 773976 KB Output is correct
17 Correct 365 ms 774336 KB Output is correct
18 Correct 339 ms 774008 KB Output is correct
19 Correct 343 ms 773968 KB Output is correct
20 Correct 356 ms 774304 KB Output is correct
21 Correct 346 ms 773096 KB Output is correct
22 Correct 342 ms 773724 KB Output is correct
23 Correct 387 ms 773956 KB Output is correct
24 Correct 341 ms 774084 KB Output is correct
25 Correct 333 ms 774292 KB Output is correct
26 Correct 350 ms 774356 KB Output is correct
27 Correct 339 ms 773068 KB Output is correct
28 Correct 357 ms 774096 KB Output is correct
29 Correct 369 ms 774084 KB Output is correct
30 Correct 335 ms 773928 KB Output is correct
31 Correct 3728 ms 981436 KB Output is correct
32 Correct 520 ms 779260 KB Output is correct
33 Correct 3135 ms 970480 KB Output is correct
34 Correct 3505 ms 979872 KB Output is correct
35 Correct 3369 ms 979444 KB Output is correct
36 Correct 2876 ms 969964 KB Output is correct
37 Correct 2582 ms 970804 KB Output is correct
38 Correct 2267 ms 965520 KB Output is correct
39 Correct 1538 ms 962716 KB Output is correct
40 Correct 1688 ms 963596 KB Output is correct
41 Correct 2481 ms 904432 KB Output is correct
42 Correct 2436 ms 909628 KB Output is correct
43 Correct 411 ms 780708 KB Output is correct
44 Correct 2412 ms 904460 KB Output is correct
45 Correct 2197 ms 902248 KB Output is correct
46 Correct 1861 ms 905224 KB Output is correct
47 Correct 1091 ms 888640 KB Output is correct
48 Correct 1136 ms 895160 KB Output is correct
49 Correct 1272 ms 901488 KB Output is correct
50 Correct 1382 ms 902404 KB Output is correct
51 Correct 1394 ms 903208 KB Output is correct
52 Correct 972 ms 840320 KB Output is correct
53 Correct 988 ms 839756 KB Output is correct
54 Correct 2120 ms 902456 KB Output is correct
55 Correct 1954 ms 887304 KB Output is correct
56 Correct 1667 ms 875924 KB Output is correct
57 Correct 2283 ms 901256 KB Output is correct
58 Correct 2189 ms 888788 KB Output is correct
59 Correct 1858 ms 877720 KB Output is correct
60 Correct 3061 ms 904352 KB Output is correct
61 Correct 547 ms 789208 KB Output is correct
62 Correct 1262 ms 843160 KB Output is correct
63 Correct 2063 ms 879300 KB Output is correct
64 Correct 2433 ms 892444 KB Output is correct
65 Correct 2894 ms 911168 KB Output is correct
66 Correct 3142 ms 910140 KB Output is correct
67 Correct 716 ms 792048 KB Output is correct

Subtask #6
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 330 ms 772888 KB Output is correct
2 Correct 340 ms 772916 KB Output is correct
3 Correct 333 ms 773036 KB Output is correct
4 Correct 344 ms 773040 KB Output is correct
5 Correct 366 ms 773044 KB Output is correct
6 Correct 354 ms 774988 KB Output is correct
7 Correct 344 ms 773576 KB Output is correct
8 Correct 362 ms 774220 KB Output is correct
9 Correct 337 ms 773792 KB Output is correct
10 Correct 341 ms 774936 KB Output is correct
11 Correct 342 ms 774076 KB Output is correct
12 Correct 344 ms 774700 KB Output is correct
13 Correct 345 ms 773712 KB Output is correct
14 Correct 345 ms 774108 KB Output is correct
15 Correct 346 ms 774068 KB Output is correct
16 Correct 344 ms 773976 KB Output is correct
17 Correct 365 ms 774336 KB Output is correct
18 Correct 339 ms 774008 KB Output is correct
19 Correct 343 ms 773968 KB Output is correct
20 Correct 356 ms 774304 KB Output is correct
21 Correct 346 ms 773096 KB Output is correct
22 Correct 342 ms 773724 KB Output is correct
23 Correct 387 ms 773956 KB Output is correct
24 Correct 341 ms 774084 KB Output is correct
25 Correct 333 ms 774292 KB Output is correct
26 Correct 350 ms 774356 KB Output is correct
27 Correct 339 ms 773068 KB Output is correct
28 Correct 357 ms 774096 KB Output is correct
29 Correct 369 ms 774084 KB Output is correct
30 Correct 335 ms 773928 KB Output is correct
31 Correct 3728 ms 981436 KB Output is correct
32 Correct 520 ms 779260 KB Output is correct
33 Correct 3135 ms 970480 KB Output is correct
34 Correct 3505 ms 979872 KB Output is correct
35 Correct 3369 ms 979444 KB Output is correct
36 Correct 2876 ms 969964 KB Output is correct
37 Correct 2582 ms 970804 KB Output is correct
38 Correct 2267 ms 965520 KB Output is correct
39 Correct 1538 ms 962716 KB Output is correct
40 Correct 1688 ms 963596 KB Output is correct
41 Correct 2481 ms 904432 KB Output is correct
42 Correct 2436 ms 909628 KB Output is correct
43 Correct 411 ms 780708 KB Output is correct
44 Correct 2412 ms 904460 KB Output is correct
45 Correct 2197 ms 902248 KB Output is correct
46 Correct 1861 ms 905224 KB Output is correct
47 Correct 1091 ms 888640 KB Output is correct
48 Correct 1136 ms 895160 KB Output is correct
49 Correct 1272 ms 901488 KB Output is correct
50 Correct 1382 ms 902404 KB Output is correct
51 Correct 1394 ms 903208 KB Output is correct
52 Runtime error 3058 ms 1048576 KB Execution killed with signal 9
53 Halted 0 ms 0 KB -