oj.uz

Submission #571565

# Submission time Handle Problem Language Result Execution time Memory
571565 2022-06-02T11:09:54 Z Cross_Ratio New Home (APIO18_new_home) C++14
22 / 100
 3462 ms 197812 KB 
#include <bits/stdc++.h>
#define int long long
using namespace std;
typedef pair<int,int> P;
typedef tuple<int,int,int> T;
int X[300005];
int type[300005];
int A[300005];
int B[300005];
int L[300005];
int Y[300005];
int ans[300005];
int state_a[300005];
int state_b[300005];
signed main() {
    cin.sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    int N, K, Q;
    cin >> N >> K >> Q;
    int i, j;
    for(i=0;i<N;i++) cin >> X[i] >> type[i] >> A[i] >> B[i];
    for(i=0;i<N;i++) type[i]--;
    for(i=0;i<Q;i++) cin >> L[i] >> Y[i];
    if(N<=60000&&Q<=60000&&K<=400) {

    vector<map<int,int>> S;
    S.resize(K);
    map<int,vector<P>> In;
    map<int,vector<P>> Out;
    for(i=0;i<N;i++) {
        In[A[i]].push_back(P(type[i],X[i]));
        Out[B[i]].push_back(P(type[i],X[i]));
    }
    map<int,vector<P>> Query;
    for(i=0;i<Q;i++) {
        Query[Y[i]].push_back(P(L[i],i));
    }
    vector<int> idx;
    for(i=0;i<Q;i++) idx.push_back(Y[i]);
    for(i=0;i<N;i++) {
        idx.push_back(A[i]);
        idx.push_back(B[i]);
    }
    sort(idx.begin(),idx.end());
    idx.erase(unique(idx.begin(),idx.end()),idx.end());
    for(i=0;i<idx.size();i++) {
        for(P k : In[idx[i]]) {
            S[k.first][k.second]++;
            //S[k.first].insert(k.second);
        }
        for(P k : Query[idx[i]]) {
            int ma = 0;
            int pos = k.first;
            for(j=0;j<K;j++) {
                int dis = 1e18;
                auto it = S[j].lower_bound(pos);
                if(it != S[j].end()) dis = min(dis, it->first - pos);
                if(it != S[j].begin()) {
                    it--;
                    dis = min(dis, pos - it->first);
                }
                ma = max(ma, dis);
            }
            ans[k.second] = (ma > 1e9 ? -1 : ma);
        }
        for(P k : Out[idx[i]]) {
            S[k.first][k.second]--;
            if(S[k.first][k.second]==0) {
                S[k.first].erase(k.second);
            }
        }
    }
    for(i=0;i<Q;i++) cout << ans[i] << '\n';
    return 0;
    }
    vector<vector<int>> V;
    V.resize(K);
    for(i=0;i<N;i++) V[type[i]].push_back(X[i]);
    for(i=0;i<K;i++) sort(V[i].begin(),V[i].end());
    bool emp = false;
    for(i=0;i<K;i++) {
        if(V[i].size()==0) emp = true;
    }
    if(emp) {
        for(i=0;i<Q;i++) cout << "-1\n";
        return 0;
    }
    map<int,int> Minus, Plus;
    for(i=0;i<K;i++) {
        state_a[i] = -1;
        state_b[i] = V[i][0];
        Minus[state_b[i]]++;
    }
    map<int,vector<T>> Query;
    vector<int> idx;
    for(i=0;i<K;i++) {
        for(j=0;j<V[i].size();j++) {
            Query[V[i][j]].push_back(T(i, 1, -V[i][j]));
            idx.push_back(V[i][j]);
        }
        for(j=0;j+1<V[i].size();j++) {
            int mid = (V[i][j] + V[i][j+1] + 1) / 2;
            if(mid == V[i][j+1]) continue;
            Query[mid].push_back(T(i, -1, V[i][j+1]));
            idx.push_back(mid);
        }
    }
    map<int,vector<int>> Qu;
    for(i=0;i<Q;i++) {
        Qu[L[i]].push_back(i);
        idx.push_back(L[i]);
    }
    sort(idx.begin(),idx.end());
    idx.erase(unique(idx.begin(),idx.end()),idx.end());
    for(i=0;i<idx.size();i++) {
        for(T k : Query[idx[i]]) {
            int id = get<0>(k);
            int a = get<1>(k);
            int b = get<2>(k);
            if(state_a[id]==1) {
                Plus[state_b[id]]--;
                if(Plus[state_b[id]]==0) Plus.erase(state_b[id]);
            }
            else {
                Minus[state_b[id]]--;
                if(Minus[state_b[id]]==0) Minus.erase(state_b[id]);
            }
            state_a[id] = a;
            state_b[id] = b;
            if(state_a[id]==1) {
                Plus[b]++;
            }
            else {
                Minus[b]++;
            }
        }
        for(int m : Qu[idx[i]]) {
            int m1 = -1e18;
            int m2 = -1e18;
            if(!Plus.empty()) m1 = Plus.rbegin()->first;
            if(!Minus.empty()) m2 = Minus.rbegin()->first;
            ans[m] = max(idx[i] + m1, -idx[i] + m2);
        }
    }
    for(i=0;i<Q;i++) cout << ans[i] << '\n';

}

Compilation message

new_home.cpp: In function 'int main()':
new_home.cpp:47:14: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   47 |     for(i=0;i<idx.size();i++) {
      |             ~^~~~~~~~~~~
new_home.cpp:98:18: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   98 |         for(j=0;j<V[i].size();j++) {
      |                 ~^~~~~~~~~~~~
new_home.cpp:102:20: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  102 |         for(j=0;j+1<V[i].size();j++) {
      |                 ~~~^~~~~~~~~~~~
new_home.cpp:116:14: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  116 |     for(i=0;i<idx.size();i++) {
      |             ~^~~~~~~~~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 328 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 468 KB Output is correct
6 Correct 2 ms 728 KB Output is correct
7 Correct 3 ms 724 KB Output is correct
8 Correct 4 ms 768 KB Output is correct
9 Correct 2 ms 724 KB Output is correct
10 Correct 2 ms 728 KB Output is correct
11 Correct 2 ms 724 KB Output is correct
12 Correct 2 ms 724 KB Output is correct
13 Correct 2 ms 720 KB Output is correct
14 Correct 2 ms 640 KB Output is correct
15 Correct 2 ms 724 KB Output is correct
16 Correct 2 ms 724 KB Output is correct
17 Correct 2 ms 724 KB Output is correct
18 Correct 2 ms 724 KB Output is correct
19 Correct 2 ms 724 KB Output is correct
20 Correct 2 ms 724 KB Output is correct
21 Correct 1 ms 468 KB Output is correct
22 Correct 3 ms 724 KB Output is correct
23 Correct 2 ms 724 KB Output is correct
24 Correct 2 ms 772 KB Output is correct
25 Correct 2 ms 724 KB Output is correct
26 Correct 2 ms 720 KB Output is correct
27 Correct 1 ms 468 KB Output is correct
28 Correct 2 ms 724 KB Output is correct
29 Correct 2 ms 724 KB Output is correct
30 Correct 2 ms 596 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 328 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 468 KB Output is correct
6 Correct 2 ms 728 KB Output is correct
7 Correct 3 ms 724 KB Output is correct
8 Correct 4 ms 768 KB Output is correct
9 Correct 2 ms 724 KB Output is correct
10 Correct 2 ms 728 KB Output is correct
11 Correct 2 ms 724 KB Output is correct
12 Correct 2 ms 724 KB Output is correct
13 Correct 2 ms 720 KB Output is correct
14 Correct 2 ms 640 KB Output is correct
15 Correct 2 ms 724 KB Output is correct
16 Correct 2 ms 724 KB Output is correct
17 Correct 2 ms 724 KB Output is correct
18 Correct 2 ms 724 KB Output is correct
19 Correct 2 ms 724 KB Output is correct
20 Correct 2 ms 724 KB Output is correct
21 Correct 1 ms 468 KB Output is correct
22 Correct 3 ms 724 KB Output is correct
23 Correct 2 ms 724 KB Output is correct
24 Correct 2 ms 772 KB Output is correct
25 Correct 2 ms 724 KB Output is correct
26 Correct 2 ms 720 KB Output is correct
27 Correct 1 ms 468 KB Output is correct
28 Correct 2 ms 724 KB Output is correct
29 Correct 2 ms 724 KB Output is correct
30 Correct 2 ms 596 KB Output is correct
31 Correct 3462 ms 58548 KB Output is correct
32 Correct 47 ms 9536 KB Output is correct
33 Correct 469 ms 55892 KB Output is correct
34 Correct 2590 ms 56180 KB Output is correct
35 Correct 1638 ms 58376 KB Output is correct
36 Correct 513 ms 58244 KB Output is correct
37 Correct 397 ms 54896 KB Output is correct
38 Correct 330 ms 54860 KB Output is correct
39 Correct 278 ms 54496 KB Output is correct
40 Correct 314 ms 54584 KB Output is correct
41 Correct 486 ms 54616 KB Output is correct
42 Correct 566 ms 54688 KB Output is correct
43 Correct 105 ms 9844 KB Output is correct
44 Correct 449 ms 54784 KB Output is correct
45 Correct 304 ms 54732 KB Output is correct
46 Correct 242 ms 54804 KB Output is correct
47 Correct 196 ms 52944 KB Output is correct
48 Correct 203 ms 52624 KB Output is correct
49 Correct 226 ms 53448 KB Output is correct
50 Correct 409 ms 54184 KB Output is correct
51 Correct 205 ms 53300 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1858 ms 193960 KB Output is correct
2 Correct 1189 ms 196424 KB Output is correct
3 Correct 1395 ms 176656 KB Output is correct
4 Correct 1784 ms 190564 KB Output is correct
5 Correct 940 ms 195768 KB Output is correct
6 Correct 1032 ms 196328 KB Output is correct
7 Correct 1382 ms 176980 KB Output is correct
8 Correct 1884 ms 190240 KB Output is correct
9 Correct 1887 ms 196028 KB Output is correct
10 Correct 1702 ms 197812 KB Output is correct
11 Correct 1040 ms 193876 KB Output is correct
12 Correct 1343 ms 196952 KB Output is correct

Subtask #4
0 / 23.0

# Verdict Execution time Memory Grader output
1 Incorrect 2054 ms 197608 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 328 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 468 KB Output is correct
6 Correct 2 ms 728 KB Output is correct
7 Correct 3 ms 724 KB Output is correct
8 Correct 4 ms 768 KB Output is correct
9 Correct 2 ms 724 KB Output is correct
10 Correct 2 ms 728 KB Output is correct
11 Correct 2 ms 724 KB Output is correct
12 Correct 2 ms 724 KB Output is correct
13 Correct 2 ms 720 KB Output is correct
14 Correct 2 ms 640 KB Output is correct
15 Correct 2 ms 724 KB Output is correct
16 Correct 2 ms 724 KB Output is correct
17 Correct 2 ms 724 KB Output is correct
18 Correct 2 ms 724 KB Output is correct
19 Correct 2 ms 724 KB Output is correct
20 Correct 2 ms 724 KB Output is correct
21 Correct 1 ms 468 KB Output is correct
22 Correct 3 ms 724 KB Output is correct
23 Correct 2 ms 724 KB Output is correct
24 Correct 2 ms 772 KB Output is correct
25 Correct 2 ms 724 KB Output is correct
26 Correct 2 ms 720 KB Output is correct
27 Correct 1 ms 468 KB Output is correct
28 Correct 2 ms 724 KB Output is correct
29 Correct 2 ms 724 KB Output is correct
30 Correct 2 ms 596 KB Output is correct
31 Correct 3462 ms 58548 KB Output is correct
32 Correct 47 ms 9536 KB Output is correct
33 Correct 469 ms 55892 KB Output is correct
34 Correct 2590 ms 56180 KB Output is correct
35 Correct 1638 ms 58376 KB Output is correct
36 Correct 513 ms 58244 KB Output is correct
37 Correct 397 ms 54896 KB Output is correct
38 Correct 330 ms 54860 KB Output is correct
39 Correct 278 ms 54496 KB Output is correct
40 Correct 314 ms 54584 KB Output is correct
41 Correct 486 ms 54616 KB Output is correct
42 Correct 566 ms 54688 KB Output is correct
43 Correct 105 ms 9844 KB Output is correct
44 Correct 449 ms 54784 KB Output is correct
45 Correct 304 ms 54732 KB Output is correct
46 Correct 242 ms 54804 KB Output is correct
47 Correct 196 ms 52944 KB Output is correct
48 Correct 203 ms 52624 KB Output is correct
49 Correct 226 ms 53448 KB Output is correct
50 Correct 409 ms 54184 KB Output is correct
51 Correct 205 ms 53300 KB Output is correct
52 Incorrect 225 ms 37056 KB Output isn't correct
53 Halted 0 ms 0 KB -

Subtask #6
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 328 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 468 KB Output is correct
6 Correct 2 ms 728 KB Output is correct
7 Correct 3 ms 724 KB Output is correct
8 Correct 4 ms 768 KB Output is correct
9 Correct 2 ms 724 KB Output is correct
10 Correct 2 ms 728 KB Output is correct
11 Correct 2 ms 724 KB Output is correct
12 Correct 2 ms 724 KB Output is correct
13 Correct 2 ms 720 KB Output is correct
14 Correct 2 ms 640 KB Output is correct
15 Correct 2 ms 724 KB Output is correct
16 Correct 2 ms 724 KB Output is correct
17 Correct 2 ms 724 KB Output is correct
18 Correct 2 ms 724 KB Output is correct
19 Correct 2 ms 724 KB Output is correct
20 Correct 2 ms 724 KB Output is correct
21 Correct 1 ms 468 KB Output is correct
22 Correct 3 ms 724 KB Output is correct
23 Correct 2 ms 724 KB Output is correct
24 Correct 2 ms 772 KB Output is correct
25 Correct 2 ms 724 KB Output is correct
26 Correct 2 ms 720 KB Output is correct
27 Correct 1 ms 468 KB Output is correct
28 Correct 2 ms 724 KB Output is correct
29 Correct 2 ms 724 KB Output is correct
30 Correct 2 ms 596 KB Output is correct
31 Correct 3462 ms 58548 KB Output is correct
32 Correct 47 ms 9536 KB Output is correct
33 Correct 469 ms 55892 KB Output is correct
34 Correct 2590 ms 56180 KB Output is correct
35 Correct 1638 ms 58376 KB Output is correct
36 Correct 513 ms 58244 KB Output is correct
37 Correct 397 ms 54896 KB Output is correct
38 Correct 330 ms 54860 KB Output is correct
39 Correct 278 ms 54496 KB Output is correct
40 Correct 314 ms 54584 KB Output is correct
41 Correct 486 ms 54616 KB Output is correct
42 Correct 566 ms 54688 KB Output is correct
43 Correct 105 ms 9844 KB Output is correct
44 Correct 449 ms 54784 KB Output is correct
45 Correct 304 ms 54732 KB Output is correct
46 Correct 242 ms 54804 KB Output is correct
47 Correct 196 ms 52944 KB Output is correct
48 Correct 203 ms 52624 KB Output is correct
49 Correct 226 ms 53448 KB Output is correct
50 Correct 409 ms 54184 KB Output is correct
51 Correct 205 ms 53300 KB Output is correct
52 Correct 1858 ms 193960 KB Output is correct
53 Correct 1189 ms 196424 KB Output is correct
54 Correct 1395 ms 176656 KB Output is correct
55 Correct 1784 ms 190564 KB Output is correct
56 Correct 940 ms 195768 KB Output is correct
57 Correct 1032 ms 196328 KB Output is correct
58 Correct 1382 ms 176980 KB Output is correct
59 Correct 1884 ms 190240 KB Output is correct
60 Correct 1887 ms 196028 KB Output is correct
61 Correct 1702 ms 197812 KB Output is correct
62 Correct 1040 ms 193876 KB Output is correct
63 Correct 1343 ms 196952 KB Output is correct
64 Incorrect 2054 ms 197608 KB Output isn't correct
65 Halted 0 ms 0 KB -