oj.uz

Submission #713788

# Submission time Handle Problem Language Result Execution time Memory
713788 2023-03-23T03:57:12 Z victor_gao Mechanical Doll (IOI18_doll) C++17
53 / 100
 113 ms 22224 KB 
#include "doll.h"
#include<bits/stdc++.h>
using namespace std;
vector<int>to[100015],g[100015];
vector<int>ans1,ans2,c;
int n,m,now=0;
int build(int num,int l,int r,int root){
    if (l==r){
        if (g[num][l]==-1) return -root;
        else return -g[num][l];
    }
    int mid=(l+r)>>1,use=--now;
    use=abs(use);
    int p1=build(num,l,mid,root);
    ans1[use]=-p1;
    int p2=build(num,mid+1,r,root);
    ans2[use]=-p2;
    return use;
}
void create_circuit(int M, std::vector<int> A) {
    m=M;
    ans1.resize(400000); ans2.resize(400000);
    A.insert(A.begin(),0);
    A.push_back(0);
    n = A.size();
    for (int i=0;i<n-1;i++){
        to[A[i]].push_back(A[i+1]);
    }
    for (int i=0;i<=m;i++){
        if (to[i].empty()) continue;
        int p=0;
        for (int j=0; ;j++){
            if ((1LL<<j)>=(int)to[i].size()){
                p=j;
                break;
            }
        }
        g[i].resize((1LL<<p),-1);
        for (int j=0;j<to[i].size();j++){
            int idx=0;
            for (int k=0;k<p;k++){
                if (j&(1LL<<k))
                    idx=(idx+(1LL<<(p-k-1)));
            }
            if (j==to[i].size()-1)
                g[i][(1LL<<p)-1]=to[i][j];
            else g[i][idx]=to[i][j];
        }
    }
    c.resize(m+1);
    for (int i=0;i<=m;i++){
        if (g[i].empty()) c[i]=0;
        else if (g[i].size()==1) c[i]=g[i][0];
        else c[i]=-build(i,0,g[i].size()-1,now-1);
    }
    now=abs(now);
    vector<int>X,Y;
    for (int i=1;i<=now;i++){
        X.push_back(ans1[i]);
    }
    for (int i=1;i<=now;i++){
        Y.push_back(ans2[i]);
    }
    answer(c, X, Y);
}

Compilation message

doll.cpp: In function 'void create_circuit(int, std::vector<int>)':
doll.cpp:39:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   39 |         for (int j=0;j<to[i].size();j++){
      |                      ~^~~~~~~~~~~~~
doll.cpp:45:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   45 |             if (j==to[i].size()-1)
      |                 ~^~~~~~~~~~~~~~~~

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 8120 KB Output is correct
2 Correct 33 ms 13924 KB Output is correct
3 Correct 30 ms 13628 KB Output is correct
4 Correct 4 ms 8020 KB Output is correct
5 Correct 12 ms 9300 KB Output is correct
6 Correct 40 ms 16516 KB Output is correct
7 Correct 4 ms 8020 KB Output is correct

Subtask #2
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 8120 KB Output is correct
2 Correct 33 ms 13924 KB Output is correct
3 Correct 30 ms 13628 KB Output is correct
4 Correct 4 ms 8020 KB Output is correct
5 Correct 12 ms 9300 KB Output is correct
6 Correct 40 ms 16516 KB Output is correct
7 Correct 4 ms 8020 KB Output is correct
8 Correct 47 ms 16440 KB Output is correct
9 Correct 57 ms 17480 KB Output is correct
10 Correct 68 ms 20600 KB Output is correct
11 Correct 4 ms 8020 KB Output is correct
12 Correct 4 ms 8020 KB Output is correct
13 Correct 5 ms 8020 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 8120 KB Output is correct
2 Correct 33 ms 13924 KB Output is correct
3 Correct 30 ms 13628 KB Output is correct
4 Correct 4 ms 8020 KB Output is correct
5 Correct 12 ms 9300 KB Output is correct
6 Correct 40 ms 16516 KB Output is correct
7 Correct 4 ms 8020 KB Output is correct
8 Correct 47 ms 16440 KB Output is correct
9 Correct 57 ms 17480 KB Output is correct
10 Correct 68 ms 20600 KB Output is correct
11 Correct 4 ms 8020 KB Output is correct
12 Correct 4 ms 8020 KB Output is correct
13 Correct 5 ms 8020 KB Output is correct
14 Correct 82 ms 20140 KB Output is correct
15 Correct 46 ms 14932 KB Output is correct
16 Correct 72 ms 17160 KB Output is correct
17 Correct 4 ms 8020 KB Output is correct
18 Correct 4 ms 8020 KB Output is correct
19 Correct 5 ms 8020 KB Output is correct
20 Correct 77 ms 19588 KB Output is correct
21 Correct 4 ms 8020 KB Output is correct
22 Correct 5 ms 8020 KB Output is correct

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 4 ms 8148 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 4 ms 8148 KB Output is partially correct
2 Correct 47 ms 14672 KB Output is correct
3 Partially correct 82 ms 16904 KB Output is partially correct
4 Partially correct 80 ms 17664 KB Output is partially correct

Subtask #6
28.0000000112 / 56.0

# Verdict Execution time Memory Grader output
1 Partially correct 4 ms 8148 KB Output is partially correct
2 Correct 47 ms 14672 KB Output is correct
3 Partially correct 82 ms 16904 KB Output is partially correct
4 Partially correct 80 ms 17664 KB Output is partially correct
5 Partially correct 92 ms 20792 KB Output is partially correct
6 Partially correct 103 ms 21516 KB Output is partially correct
7 Partially correct 96 ms 21124 KB Output is partially correct
8 Partially correct 104 ms 21944 KB Output is partially correct
9 Partially correct 71 ms 17048 KB Output is partially correct
10 Partially correct 104 ms 21520 KB Output is partially correct
11 Partially correct 113 ms 22224 KB Output is partially correct
12 Partially correct 67 ms 17420 KB Output is partially correct
13 Partially correct 67 ms 16832 KB Output is partially correct
14 Partially correct 70 ms 16572 KB Output is partially correct
15 Partially correct 61 ms 16408 KB Output is partially correct
16 Partially correct 5 ms 8404 KB Output is partially correct
17 Partially correct 57 ms 15564 KB Output is partially correct
18 Partially correct 70 ms 15628 KB Output is partially correct
19 Partially correct 66 ms 16148 KB Output is partially correct
20 Partially correct 85 ms 18448 KB Output is partially correct
21 Partially correct 93 ms 20680 KB Output is partially correct
22 Partially correct 75 ms 17852 KB Output is partially correct