oj.uz

Submission #1016341

# Submission time Handle Problem Language Result Execution time Memory
1016341 2024-07-07T20:30:32 Z Unforgettablepl Mechanical Doll (IOI18_doll) C++17
53 / 100
 94 ms 16716 KB 
#include <bits/stdc++.h>
using namespace std;

enum {
    EXIT = 2000000,
};

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

void create_circuit(int M, vector<int> A) {    
    int N = A.size();
    vector<int> C(M + 1);
    vector<int> X(4*N),Y(4*N);
    vector<vector<int>> nextoccurences(M+1);
    A.emplace_back(EXIT);
    for(int i=0;i<N;i++)nextoccurences[A[i]].emplace_back(A[i+1]);
    int S = 0;
    for(int i=1;i<=M;i++){
        if(nextoccurences[i].empty())continue;
        int siz = 1;
        while(nextoccurences[i].size()>siz)siz<<=1;
        if(nextoccurences[i].size()==siz)continue;
        while(nextoccurences[i].size()<siz-1)nextoccurences[i].emplace_back(-i);
        nextoccurences[i].emplace_back(0);
    }
    int extraneeded = 0;
    int head = -1;
    pair<bool,int> exitnode;
    function<void(int,vector<int>)> calc = [&](int x,vector<int> targets){
        if(targets.size()==2){
            if(targets[0]==EXIT){
                exitnode = {false,-x};
            } else if(targets[0]==0){
                X[x] = extraneeded;
                extraneeded = head;
            } else if(targets[0]<0){
                X[x] = head;
            } else {
                X[x] = targets[0];
            }
            if(targets[1]==EXIT){
                exitnode = {true,-x};
            } else if(targets[1]==0){
                Y[x] = extraneeded;
                extraneeded = head;
            } else if(targets[1]<0){
                Y[x] = head;
            } else {
                Y[x] = targets[1];
            }
        } else {
            vector<int> odds;
            vector<int> evens;
            for(int i=0;i<targets.size();i++)
                if(i&1)odds.emplace_back(targets[i]);
                else evens.emplace_back(targets[i]);
            X[x] = -(++S);
            calc(S,evens);
            Y[x] = -(++S);
            calc(S,odds);
        }
    };
    for(int i=1;i<=M;i++){
        if(nextoccurences[i].empty())continue;
        if(nextoccurences[i].size()==1){
            if(nextoccurences[i][0]==EXIT){
                exitnode = {false,i};
            } else {
                C[i] = nextoccurences[i][0];
            }
            continue;
        } 
        head = -(++S);
        C[i]=head;
        calc(-head,nextoccurences[i]);
    }
    if(exitnode.second>0){
        C[exitnode.second]=extraneeded;
    } else {
        if(!exitnode.first)X[-exitnode.second]=extraneeded;
        else Y[-exitnode.second]=extraneeded;
    }
    C[0] = A[0];
    X.erase(X.begin());
    Y.erase(Y.begin());
    X.resize(S);
    Y.resize(S);
    answer(C, X, Y);
}

Compilation message

doll.cpp: In function 'void create_circuit(int, std::vector<int>)':
doll.cpp:21:39: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   21 |         while(nextoccurences[i].size()>siz)siz<<=1;
      |               ~~~~~~~~~~~~~~~~~~~~~~~~^~~~
doll.cpp:22:36: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   22 |         if(nextoccurences[i].size()==siz)continue;
      |            ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
doll.cpp:23:39: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   23 |         while(nextoccurences[i].size()<siz-1)nextoccurences[i].emplace_back(-i);
      |               ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
doll.cpp: In lambda function:
doll.cpp:54:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   54 |             for(int i=0;i<targets.size();i++)
      |                         ~^~~~~~~~~~~~~~~

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 18 ms 8536 KB Output is correct
3 Correct 15 ms 7252 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 6 ms 3932 KB Output is correct
6 Correct 21 ms 10936 KB Output is correct
7 Correct 0 ms 344 KB Output is correct

Subtask #2
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 18 ms 8536 KB Output is correct
3 Correct 15 ms 7252 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 6 ms 3932 KB Output is correct
6 Correct 21 ms 10936 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 28 ms 10828 KB Output is correct
9 Correct 29 ms 12372 KB Output is correct
10 Correct 49 ms 16452 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 18 ms 8536 KB Output is correct
3 Correct 15 ms 7252 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 6 ms 3932 KB Output is correct
6 Correct 21 ms 10936 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 28 ms 10828 KB Output is correct
9 Correct 29 ms 12372 KB Output is correct
10 Correct 49 ms 16452 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 63 ms 15788 KB Output is correct
15 Correct 32 ms 9304 KB Output is correct
16 Correct 45 ms 13888 KB Output is correct
17 Correct 0 ms 344 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 59 ms 15720 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 348 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 0 ms 348 KB Output is partially correct
2 Correct 32 ms 8676 KB Output is correct
3 Partially correct 63 ms 11492 KB Output is partially correct
4 Partially correct 69 ms 14420 KB Output is partially correct

Subtask #6
28.0000000112 / 56.0

# Verdict Execution time Memory Grader output
1 Partially correct 0 ms 348 KB Output is partially correct
2 Correct 32 ms 8676 KB Output is correct
3 Partially correct 63 ms 11492 KB Output is partially correct
4 Partially correct 69 ms 14420 KB Output is partially correct
5 Partially correct 72 ms 16196 KB Output is partially correct
6 Partially correct 71 ms 16204 KB Output is partially correct
7 Partially correct 77 ms 16312 KB Output is partially correct
8 Partially correct 88 ms 16196 KB Output is partially correct
9 Partially correct 62 ms 11696 KB Output is partially correct
10 Partially correct 94 ms 16716 KB Output is partially correct
11 Partially correct 91 ms 16192 KB Output is partially correct
12 Partially correct 59 ms 10828 KB Output is partially correct
13 Partially correct 55 ms 10836 KB Output is partially correct
14 Partially correct 55 ms 10580 KB Output is partially correct
15 Partially correct 48 ms 10840 KB Output is partially correct
16 Partially correct 2 ms 600 KB Output is partially correct
17 Partially correct 49 ms 9548 KB Output is partially correct
18 Partially correct 48 ms 9552 KB Output is partially correct
19 Partially correct 51 ms 9812 KB Output is partially correct
20 Partially correct 64 ms 13800 KB Output is partially correct
21 Partially correct 81 ms 14916 KB Output is partially correct
22 Partially correct 73 ms 13380 KB Output is partially correct