oj.uz

Submission #582057

# Submission time Handle Problem Language Result Execution time Memory
582057 2022-06-23T10:42:22 Z urd05 Long Mansion (JOI17_long_mansion) C++17
25 / 100
 1302 ms 262144 KB 
#include <bits/stdc++.h>
using namespace std;

int n;
int c[500000];
vector<int> vec[500001];
typedef pair<int,int> P;
vector<int> v[500001];
P ret[500001];
int l[500001];
int r[500001];
vector<int> lev[500001]; //l[i]의 인버스
vector<int> rev[500001]; //r[i]의 인버스
priority_queue<int,vector<int>,greater<int>> pqr;
priority_queue<int,vector<int>,greater<int>> pre;
priority_queue<int> pql;
priority_queue<int> ple;
vector<int> vl[500001];
vector<int> erl[500001];
vector<int> vr[500001];
vector<int> err[500001];

int main(void) {
    scanf("%d",&n);
    for(int i=1;i<n;i++) {
        scanf("%d",&c[i]);
        vec[c[i]].push_back(i*2+1);
    }
    for(int i=1;i<=n;i++) {
        int k;
        scanf("%d",&k);
        for(int j=0;j<k;j++) {
            int x;
            scanf("%d",&x);
            v[x].push_back(i*2);
        }
    }
    for(int i=1;i<=n;i++) {
        vec[i].push_back(1);
        vec[i].push_back(2*n+1);
        sort(vec[i].begin(),vec[i].end());
        v[i].push_back(0);
        v[i].push_back(2*n+2);
        sort(v[i].begin(),v[i].end());
    }
rev[n].push_back(0);
lev[1].push_back(n);
    for(int i=1;i<n;i++) {
        int pos=2*i+1;
        auto iter=lower_bound(v[c[i]].begin(),v[c[i]].end(),pos);
        r[i]=(*iter)/2;
        iter--;
        l[i]=(*iter)/2;
        rev[r[i]].push_back(i);
        lev[l[i]].push_back(i);
    }
    set<int> s;
    for(int i=0;i<rev[n+1].size();i++) {
        s.insert(rev[n+1][i]);
    }
    for(int i=n-1;i>0;i--) {
        for(int j=0;j<rev[i+1].size();j++) {
            s.insert(rev[i+1][j]);
        }
        auto iter=s.lower_bound(l[i]);
        if (iter==s.end()) {
            continue;
        }
        int pos=(*s.lower_bound(l[i]))+1;
        vr[pos].push_back(i);
        err[i].push_back(i);
    }
    s.clear();
    for(int i=0;i<lev[0].size();i++) {
        s.insert(lev[0][i]);
    }
    for(int i=1;i<n;i++) {
        for(int j=0;j<lev[i].size();j++) {
            s.insert(lev[i][j]);
        }
        auto iter=s.lower_bound(r[i]);
        if (iter==s.begin()) {
            continue;
        }
        iter--;
        int pos=(*iter);
if (i+1<=pos) {
        vl[i+1].push_back(i+1);
        erl[pos].push_back(i+1);
}
    }
    pql.push(1);
    pqr.push(n);
    for(int i=1;i<=n;i++) {
        for(int j=0;j<vl[i].size();j++) {
            pql.push(vl[i][j]);
        }
        for(int j=0;j<vr[i].size();j++) {
            pqr.push(vr[i][j]);
        }
        while (!ple.empty()&&pql.top()==ple.top()) {
            pql.pop();
            ple.pop();
        }
        while (!pre.empty()&&pqr.top()==pre.top()) {
            pre.pop();
            pqr.pop();
        }
        ret[i]=P(pql.top(),pqr.top());
        for(int j=0;j<erl[i].size();j++) {
            ple.push(erl[i][j]);
        }
        for(int j=0;j<err[i].size();j++) {
            pre.push(err[i][j]);
        }
        //printf("%d %d\n",ret[i].first,ret[i].second);
    }
    int q;
    scanf("%d",&q);
    for(int i=0;i<q;i++) {
        int x,y;
        scanf("%d %d",&x,&y);
        if (ret[x].first<=y&&y<=ret[x].second) {
            printf("YES\n");
        }
        else {
            printf("NO\n");
        }
    }
}

Compilation message

long_mansion.cpp: In function 'int main()':
long_mansion.cpp:58:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   58 |     for(int i=0;i<rev[n+1].size();i++) {
      |                 ~^~~~~~~~~~~~~~~~
long_mansion.cpp:62:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   62 |         for(int j=0;j<rev[i+1].size();j++) {
      |                     ~^~~~~~~~~~~~~~~~
long_mansion.cpp:74:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   74 |     for(int i=0;i<lev[0].size();i++) {
      |                 ~^~~~~~~~~~~~~~
long_mansion.cpp:78:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   78 |         for(int j=0;j<lev[i].size();j++) {
      |                     ~^~~~~~~~~~~~~~
long_mansion.cpp:95:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   95 |         for(int j=0;j<vl[i].size();j++) {
      |                     ~^~~~~~~~~~~~~
long_mansion.cpp:98:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   98 |         for(int j=0;j<vr[i].size();j++) {
      |                     ~^~~~~~~~~~~~~
long_mansion.cpp:110:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  110 |         for(int j=0;j<erl[i].size();j++) {
      |                     ~^~~~~~~~~~~~~~
long_mansion.cpp:113:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  113 |         for(int j=0;j<err[i].size();j++) {
      |                     ~^~~~~~~~~~~~~~
long_mansion.cpp:24:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   24 |     scanf("%d",&n);
      |     ~~~~~^~~~~~~~~
long_mansion.cpp:26:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   26 |         scanf("%d",&c[i]);
      |         ~~~~~^~~~~~~~~~~~
long_mansion.cpp:31:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   31 |         scanf("%d",&k);
      |         ~~~~~^~~~~~~~~
long_mansion.cpp:34:18: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   34 |             scanf("%d",&x);
      |             ~~~~~^~~~~~~~~
long_mansion.cpp:119:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  119 |     scanf("%d",&q);
      |     ~~~~~^~~~~~~~~
long_mansion.cpp:122:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  122 |         scanf("%d %d",&x,&y);
      |         ~~~~~^~~~~~~~~~~~~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 55 ms 94896 KB Output is correct
2 Correct 54 ms 95016 KB Output is correct
3 Correct 57 ms 95716 KB Output is correct
4 Correct 52 ms 94820 KB Output is correct
5 Correct 59 ms 94856 KB Output is correct
6 Correct 57 ms 94864 KB Output is correct
7 Correct 53 ms 94832 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 55 ms 94896 KB Output is correct
2 Correct 54 ms 95016 KB Output is correct
3 Correct 57 ms 95716 KB Output is correct
4 Correct 52 ms 94820 KB Output is correct
5 Correct 59 ms 94856 KB Output is correct
6 Correct 57 ms 94864 KB Output is correct
7 Correct 53 ms 94832 KB Output is correct
8 Correct 183 ms 98256 KB Output is correct
9 Correct 202 ms 98232 KB Output is correct
10 Correct 194 ms 98624 KB Output is correct
11 Correct 194 ms 99180 KB Output is correct
12 Correct 172 ms 98332 KB Output is correct
13 Correct 178 ms 98420 KB Output is correct
14 Correct 171 ms 98540 KB Output is correct
15 Correct 163 ms 98516 KB Output is correct
16 Correct 186 ms 98668 KB Output is correct
17 Correct 175 ms 98332 KB Output is correct
18 Correct 178 ms 98348 KB Output is correct
19 Correct 167 ms 98412 KB Output is correct
20 Correct 166 ms 98592 KB Output is correct
21 Correct 160 ms 98616 KB Output is correct
22 Correct 166 ms 98468 KB Output is correct
23 Correct 168 ms 98344 KB Output is correct
24 Correct 170 ms 98212 KB Output is correct
25 Correct 195 ms 98216 KB Output is correct
26 Correct 171 ms 98136 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 399 ms 129084 KB Output is correct
2 Correct 388 ms 127628 KB Output is correct
3 Correct 363 ms 126920 KB Output is correct
4 Correct 376 ms 127908 KB Output is correct
5 Correct 389 ms 127784 KB Output is correct
6 Correct 331 ms 125856 KB Output is correct
7 Correct 298 ms 125916 KB Output is correct
8 Correct 294 ms 126156 KB Output is correct
9 Correct 297 ms 126160 KB Output is correct
10 Correct 296 ms 126324 KB Output is correct
11 Correct 310 ms 126240 KB Output is correct

Subtask #4
0 / 75.0

# Verdict Execution time Memory Grader output
1 Correct 55 ms 94896 KB Output is correct
2 Correct 54 ms 95016 KB Output is correct
3 Correct 57 ms 95716 KB Output is correct
4 Correct 52 ms 94820 KB Output is correct
5 Correct 59 ms 94856 KB Output is correct
6 Correct 57 ms 94864 KB Output is correct
7 Correct 53 ms 94832 KB Output is correct
8 Correct 183 ms 98256 KB Output is correct
9 Correct 202 ms 98232 KB Output is correct
10 Correct 194 ms 98624 KB Output is correct
11 Correct 194 ms 99180 KB Output is correct
12 Correct 172 ms 98332 KB Output is correct
13 Correct 178 ms 98420 KB Output is correct
14 Correct 171 ms 98540 KB Output is correct
15 Correct 163 ms 98516 KB Output is correct
16 Correct 186 ms 98668 KB Output is correct
17 Correct 175 ms 98332 KB Output is correct
18 Correct 178 ms 98348 KB Output is correct
19 Correct 167 ms 98412 KB Output is correct
20 Correct 166 ms 98592 KB Output is correct
21 Correct 160 ms 98616 KB Output is correct
22 Correct 166 ms 98468 KB Output is correct
23 Correct 168 ms 98344 KB Output is correct
24 Correct 170 ms 98212 KB Output is correct
25 Correct 195 ms 98216 KB Output is correct
26 Correct 171 ms 98136 KB Output is correct
27 Correct 399 ms 129084 KB Output is correct
28 Correct 388 ms 127628 KB Output is correct
29 Correct 363 ms 126920 KB Output is correct
30 Correct 376 ms 127908 KB Output is correct
31 Correct 389 ms 127784 KB Output is correct
32 Correct 331 ms 125856 KB Output is correct
33 Correct 298 ms 125916 KB Output is correct
34 Correct 294 ms 126156 KB Output is correct
35 Correct 297 ms 126160 KB Output is correct
36 Correct 296 ms 126324 KB Output is correct
37 Correct 310 ms 126240 KB Output is correct
38 Correct 1302 ms 218612 KB Output is correct
39 Runtime error 482 ms 262144 KB Execution killed with signal 11
40 Halted 0 ms 0 KB -