oj.uz

Submission #297642

# Submission time Handle Problem Language Result Execution time Memory
297642 2020-09-11T17:08:00 Z davi_bart Mechanical Doll (IOI18_doll) C++14
53 / 100
 151 ms 13200 KB 
#include<bits/stdc++.h>
#include "doll.h"
using namespace std;
#define ll long long
#define fi first
#define se second

void answer(std::vector<int> C, std::vector<int> X, std::vector<int> Y);

void create_circuit(int M, std::vector<int> A) {
  int N = A.size();
  std::vector<int> C(M+1,0);
  vector<int> X,Y;

  vector<int> volte[M+2];
  vector<bool> vis(M+2,0);
  A.push_back(0);
  for(int i=0;i<A.size()-1;i++){
      volte[A[i]].push_back(A[i+1]);
  }
  C[0]=A[0];
  int S=1;
  for(int i=0;i<A.size()-1;i++){
    int x=A[i];
    if(volte[x].size()>=2){
      if(vis[x])continue;
      vis[x]=1;
      int y=volte[x].size();
      int lg=31-__builtin_clz(y);
      if((1<<lg)!=y)lg++;
    //cout<<lg<<endl;
      vector<int> k(1<<lg);
      for(int i=0;i<lg;i++){
        for(int j=0;j<(1<<lg);j+=(1<<(lg-i))){
          k[j+(1<<(lg-i-1))]=k[j]+(1<<i);
        }
      }
      C[A[i]]=-S;
      int q=volte[x].back();
      volte[x].pop_back();
      while(volte[x].size()<(1<<lg))volte[x].push_back(-S);
      volte[x].pop_back();
      volte[x].push_back(q);
      //for(int a:volte[x])cout<<a<<" ";
      //cout<<endl;
      int s=S;
      for(int i=1;i<(1<<lg);i++){
        if(i<(1<<(lg-1))){
          X.push_back(-(2*i+s-1));
          Y.push_back(-(2*i+s));
        }else{
          X.push_back(volte[x][k[2*i-(1<<lg)]]);
          Y.push_back(volte[x][k[2*i+1-(1<<lg)]]);
        }
        S++;
      }
      continue;
    }
    C[x]=A[i+1];
  }
  answer(C, X, Y);
}

Compilation message

doll.cpp: In function 'void create_circuit(int, std::vector<int>)':
doll.cpp:18:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   18 |   for(int i=0;i<A.size()-1;i++){
      |               ~^~~~~~~~~~~
doll.cpp:23:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   23 |   for(int i=0;i<A.size()-1;i++){
      |               ~^~~~~~~~~~~
doll.cpp:41:28: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   41 |       while(volte[x].size()<(1<<lg))volte[x].push_back(-S);
      |             ~~~~~~~~~~~~~~~^~~~~~~~
doll.cpp:11:7: warning: unused variable 'N' [-Wunused-variable]
   11 |   int N = A.size();
      |       ^

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 42 ms 6340 KB Output is correct
3 Correct 36 ms 5060 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 12 ms 3788 KB Output is correct
6 Correct 68 ms 7612 KB Output is correct
7 Correct 2 ms 204 KB Output is correct

Subtask #2
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 42 ms 6340 KB Output is correct
3 Correct 36 ms 5060 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 12 ms 3788 KB Output is correct
6 Correct 68 ms 7612 KB Output is correct
7 Correct 2 ms 204 KB Output is correct
8 Correct 71 ms 7668 KB Output is correct
9 Correct 72 ms 8724 KB Output is correct
10 Correct 129 ms 12040 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 42 ms 6340 KB Output is correct
3 Correct 36 ms 5060 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 12 ms 3788 KB Output is correct
6 Correct 68 ms 7612 KB Output is correct
7 Correct 2 ms 204 KB Output is correct
8 Correct 71 ms 7668 KB Output is correct
9 Correct 72 ms 8724 KB Output is correct
10 Correct 129 ms 12040 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 151 ms 11476 KB Output is correct
15 Correct 68 ms 6744 KB Output is correct
16 Correct 93 ms 8756 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 1 ms 204 KB Output is correct
19 Correct 1 ms 204 KB Output is correct
20 Correct 124 ms 10804 KB Output is correct
21 Correct 1 ms 204 KB Output is correct
22 Correct 1 ms 204 KB Output is correct

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 204 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
9.0000000036 / 18.0

# Verdict Execution time Memory Grader output
1 Partially correct 1 ms 204 KB Output is partially correct
2 Correct 54 ms 6340 KB Output is correct
3 Partially correct 86 ms 8416 KB Output is partially correct
4 Partially correct 87 ms 9376 KB Output is partially correct

Subtask #6
28.0000000112 / 56.0

# Verdict Execution time Memory Grader output
1 Partially correct 1 ms 204 KB Output is partially correct
2 Correct 54 ms 6340 KB Output is correct
3 Partially correct 86 ms 8416 KB Output is partially correct
4 Partially correct 87 ms 9376 KB Output is partially correct
5 Partially correct 142 ms 11984 KB Output is partially correct
6 Partially correct 130 ms 12620 KB Output is partially correct
7 Partially correct 136 ms 12536 KB Output is partially correct
8 Partially correct 131 ms 12764 KB Output is partially correct
9 Partially correct 74 ms 9892 KB Output is partially correct
10 Partially correct 126 ms 13200 KB Output is partially correct
11 Partially correct 146 ms 13084 KB Output is partially correct
12 Partially correct 75 ms 9252 KB Output is partially correct
13 Partially correct 84 ms 8300 KB Output is partially correct
14 Partially correct 77 ms 8144 KB Output is partially correct
15 Partially correct 75 ms 8008 KB Output is partially correct
16 Partially correct 3 ms 564 KB Output is partially correct
17 Partially correct 67 ms 7076 KB Output is partially correct
18 Partially correct 73 ms 7232 KB Output is partially correct
19 Partially correct 67 ms 7568 KB Output is partially correct
20 Partially correct 98 ms 9868 KB Output is partially correct
21 Partially correct 107 ms 11668 KB Output is partially correct
22 Partially correct 84 ms 9260 KB Output is partially correct