oj.uz

Submission #613393

# Submission time Handle Problem Language Result Execution time Memory
613393 2022-07-30T04:51:36 Z amunduzbaev Examination (JOI19_examination) C++17
43 / 100
 3000 ms 120332 KB 
#include "bits/stdc++.h"
using namespace std;

#include "ext/pb_ds/assoc_container.hpp"
#include "ext/pb_ds/tree_policy.hpp"
using namespace __gnu_pbds;

template<class T> using oset = tree<T, null_type, less_equal<T>, 
rb_tree_tag, tree_order_statistics_node_update>;

#define ar array
typedef int64_t ll;
#define sow cerr<<"here"<<endl;

const int N = 1e5 + 5;

struct ST{
	oset<int> tree[N << 2];
	void add(int i, int v, int lx = 0, int rx = N, int x = 1){
		tree[x].insert(v);
		if(lx == rx) return;
		int m = (lx + rx) >> 1;
		if(i <= m) add(i, v, lx, m, x << 1);
		else add(i, v, m + 1, rx, x << 1 | 1);
	}
	
	int get(int l, int v, int lx = 0, int rx = N, int x = 1){
		if(rx < l) return 0;
		if(lx >= l){
			return tree[x].size() - tree[x].order_of_key(v);
		} int m = (lx + rx) >> 1;
		return get(l, v, lx, m, x << 1) + get(l, v, m + 1, rx, x << 1 | 1);
	}
}T;

int s[N], t[N], x[N], y[N], z[N], res[N];

signed main(){
	ios::sync_with_stdio(0); cin.tie(0);
	
	int n, q; cin >> n >> q;
	vector<int> P(n), zh;
	for(int i=0;i<n;i++){
		cin >> s[i] >> t[i];
		P[i] = i;
		zh.push_back(t[i]);
	}
	
	sort(zh.begin(), zh.end());
	zh.erase(unique(zh.begin(), zh.end()), zh.end());
	
	vector<int> p(q);
	for(int i=0;i<q;i++){
		cin >> x[i] >> y[i] >> z[i];
		p[i] = i;
	}
	
	sort(p.begin(), p.end(), [&](int i, int j){
		return x[i] > x[j];
	});
	sort(P.begin(), P.end(), [&](int i, int j){
		return s[i] > s[j];
	});
	
	auto add = [&](int i){
		int x = lower_bound(zh.begin(), zh.end(), t[i]) - zh.begin();
		T.add(x, s[i] + t[i]);
		//~ sow
	};
	
	int j = 0;
	for(auto i : p){
		while(j < n && s[P[j]] >= x[i]){
			add(P[j++]);
		}
		int k = lower_bound(zh.begin(), zh.end(), y[i]) - zh.begin();
		res[i] = T.get(k, z[i]);
	}
	
	for(int i=0;i<q;i++) cout<<res[i]<<"\n";
}

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 28 ms 31616 KB Output is correct
2 Correct 28 ms 31572 KB Output is correct
3 Correct 36 ms 31648 KB Output is correct
4 Correct 38 ms 31572 KB Output is correct
5 Correct 33 ms 31648 KB Output is correct
6 Correct 32 ms 31624 KB Output is correct
7 Correct 55 ms 34332 KB Output is correct
8 Correct 44 ms 34340 KB Output is correct
9 Correct 58 ms 34364 KB Output is correct
10 Correct 64 ms 34360 KB Output is correct
11 Correct 53 ms 34232 KB Output is correct
12 Correct 63 ms 34188 KB Output is correct
13 Correct 56 ms 34380 KB Output is correct
14 Correct 54 ms 34284 KB Output is correct
15 Correct 60 ms 34260 KB Output is correct
16 Correct 50 ms 34252 KB Output is correct
17 Correct 45 ms 34428 KB Output is correct
18 Correct 61 ms 34316 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2100 ms 119052 KB Output is correct
2 Correct 2115 ms 119020 KB Output is correct
3 Correct 1979 ms 119004 KB Output is correct
4 Correct 1284 ms 119660 KB Output is correct
5 Correct 1647 ms 119004 KB Output is correct
6 Correct 1122 ms 119636 KB Output is correct
7 Correct 2043 ms 119044 KB Output is correct
8 Correct 1725 ms 119076 KB Output is correct
9 Correct 1728 ms 118984 KB Output is correct
10 Correct 1180 ms 118896 KB Output is correct
11 Correct 1033 ms 120324 KB Output is correct
12 Correct 1453 ms 120160 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 2100 ms 119052 KB Output is correct
2 Correct 2115 ms 119020 KB Output is correct
3 Correct 1979 ms 119004 KB Output is correct
4 Correct 1284 ms 119660 KB Output is correct
5 Correct 1647 ms 119004 KB Output is correct
6 Correct 1122 ms 119636 KB Output is correct
7 Correct 2043 ms 119044 KB Output is correct
8 Correct 1725 ms 119076 KB Output is correct
9 Correct 1728 ms 118984 KB Output is correct
10 Correct 1180 ms 118896 KB Output is correct
11 Correct 1033 ms 120324 KB Output is correct
12 Correct 1453 ms 120160 KB Output is correct
13 Correct 2197 ms 119004 KB Output is correct
14 Correct 2175 ms 118976 KB Output is correct
15 Correct 2197 ms 119072 KB Output is correct
16 Correct 1386 ms 119556 KB Output is correct
17 Correct 1951 ms 119052 KB Output is correct
18 Correct 1220 ms 119684 KB Output is correct
19 Correct 2680 ms 118940 KB Output is correct
20 Correct 2463 ms 119044 KB Output is correct
21 Correct 2633 ms 119080 KB Output is correct
22 Correct 1542 ms 118864 KB Output is correct
23 Correct 946 ms 120332 KB Output is correct
24 Correct 1363 ms 120136 KB Output is correct

Subtask #4
0 / 57.0

# Verdict Execution time Memory Grader output
1 Correct 28 ms 31616 KB Output is correct
2 Correct 28 ms 31572 KB Output is correct
3 Correct 36 ms 31648 KB Output is correct
4 Correct 38 ms 31572 KB Output is correct
5 Correct 33 ms 31648 KB Output is correct
6 Correct 32 ms 31624 KB Output is correct
7 Correct 55 ms 34332 KB Output is correct
8 Correct 44 ms 34340 KB Output is correct
9 Correct 58 ms 34364 KB Output is correct
10 Correct 64 ms 34360 KB Output is correct
11 Correct 53 ms 34232 KB Output is correct
12 Correct 63 ms 34188 KB Output is correct
13 Correct 56 ms 34380 KB Output is correct
14 Correct 54 ms 34284 KB Output is correct
15 Correct 60 ms 34260 KB Output is correct
16 Correct 50 ms 34252 KB Output is correct
17 Correct 45 ms 34428 KB Output is correct
18 Correct 61 ms 34316 KB Output is correct
19 Correct 2100 ms 119052 KB Output is correct
20 Correct 2115 ms 119020 KB Output is correct
21 Correct 1979 ms 119004 KB Output is correct
22 Correct 1284 ms 119660 KB Output is correct
23 Correct 1647 ms 119004 KB Output is correct
24 Correct 1122 ms 119636 KB Output is correct
25 Correct 2043 ms 119044 KB Output is correct
26 Correct 1725 ms 119076 KB Output is correct
27 Correct 1728 ms 118984 KB Output is correct
28 Correct 1180 ms 118896 KB Output is correct
29 Correct 1033 ms 120324 KB Output is correct
30 Correct 1453 ms 120160 KB Output is correct
31 Correct 2197 ms 119004 KB Output is correct
32 Correct 2175 ms 118976 KB Output is correct
33 Correct 2197 ms 119072 KB Output is correct
34 Correct 1386 ms 119556 KB Output is correct
35 Correct 1951 ms 119052 KB Output is correct
36 Correct 1220 ms 119684 KB Output is correct
37 Correct 2680 ms 118940 KB Output is correct
38 Correct 2463 ms 119044 KB Output is correct
39 Correct 2633 ms 119080 KB Output is correct
40 Correct 1542 ms 118864 KB Output is correct
41 Correct 946 ms 120332 KB Output is correct
42 Correct 1363 ms 120136 KB Output is correct
43 Correct 2539 ms 118968 KB Output is correct
44 Correct 2694 ms 119000 KB Output is correct
45 Correct 2718 ms 119076 KB Output is correct
46 Correct 1318 ms 119648 KB Output is correct
47 Correct 1518 ms 119040 KB Output is correct
48 Correct 1103 ms 119412 KB Output is correct
49 Correct 2120 ms 119008 KB Output is correct
50 Correct 2684 ms 118976 KB Output is correct
51 Execution timed out 3093 ms 119072 KB Time limit exceeded
52 Halted 0 ms 0 KB -