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Submission #107778

# Submission time Handle Problem Language Result Execution time Memory
107778 2019-04-25T18:51:13 Z FiloSanza Gondola (IOI14_gondola) C++14
55 / 100
 47 ms 5368 KB 
#include <bits/stdc++.h>
#include "gondola.h"

using namespace std;

int valid(int N, int inputSeq[])
{
    vector<int> v, s;
    v.reserve(N);
    for(int i=0; i<N; i++) 
        if(inputSeq[i] <= N)
            v.push_back(inputSeq[i]);
        else
            s.push_back(inputSeq[i]);

    sort(s.begin(), s.end());
    for(int i=1; i<s.size(); i++) if(s[i-1] == s[i]) return 0;
    if(!s.empty() && s.back() > N + s.size()) return 0;

    int mini = min_element(v.begin(), v.end()) - v.begin();

    map<int, int> cont;
    for(auto i : v) cont[i]++;

    for(auto i : cont) if(i.second > 1) return 0;

    for(int i=mini+1; i!=mini; i=(i+1)%v.size()){
        if(i == 0 && v.back() >= v.front()) return 0;
        if(v[i] <= v[i-1]) return 0;
    }

    return 1;
}

//----------------------

int replacement(int N, int gondolaSeq[], int replacementSeq[])
{
    int cont = 0;
    vector<int> seq;
    vector<pair<int, int>> s;
    vector<int> v;

    for(int i=0; i<N; i++) 
        if(gondolaSeq[i] <= N)
            v.push_back(gondolaSeq[i]);

    sort(v.begin(), v.end());

    if(!v.empty()){
        deque<int> q;
        for(int i=0; i<N; i++) q.push_back(gondolaSeq[i]);

        while(q.front() != v.front()){
            q.push_front(q.back());
            q.pop_back();
        }

        for(int i=1; i<v.front(); i++){
            q.push_front(q.back());
            q.pop_back();
        }
        
        while(!q.empty()){
            seq.push_back(q.front());
            q.pop_front();
        }
    }
    else{
        for(int i=0; i<N; i++) seq.push_back(gondolaSeq[i]);
    }
    
    for(int i=0; i<N; i++){
        if(seq[i] >= N)
            s.push_back({seq[i], i+1});
    }

    sort(s.begin(), s.end());

    if(s.empty()) return 0;

    int nxt = N+1;
    for(auto i : s){
        int to = i.second;
        while(nxt <= i.first){
            replacementSeq[cont++] = to;
            to = nxt;
            nxt++;
        }
    }

    return cont;
}

//----------------------

int countReplacement(int n, int inputSeq[])
{
  return -3;
}

Compilation message

gondola.cpp: In function 'int valid(int, int*)':
gondola.cpp:17:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i=1; i<s.size(); i++) if(s[i-1] == s[i]) return 0;
                  ~^~~~~~~~~
gondola.cpp:18:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     if(!s.empty() && s.back() > N + s.size()) return 0;
                      ~~~~~~~~~^~~~~~~~~~~~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 2 ms 256 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Correct 2 ms 256 KB Output is correct
6 Correct 14 ms 2560 KB Output is correct
7 Correct 37 ms 4476 KB Output is correct
8 Correct 27 ms 4608 KB Output is correct
9 Correct 11 ms 1664 KB Output is correct
10 Correct 38 ms 5368 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 3 ms 384 KB Output is correct
6 Correct 20 ms 2580 KB Output is correct
7 Correct 47 ms 4600 KB Output is correct
8 Correct 42 ms 4648 KB Output is correct
9 Correct 10 ms 1664 KB Output is correct
10 Correct 37 ms 5368 KB Output is correct
11 Correct 2 ms 384 KB Output is correct
12 Correct 2 ms 256 KB Output is correct
13 Correct 13 ms 1152 KB Output is correct
14 Correct 2 ms 256 KB Output is correct
15 Correct 17 ms 1664 KB Output is correct

Subtask #4
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 256 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 284 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Correct 2 ms 384 KB Output is correct

Subtask #5
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 3 ms 256 KB Output is correct
4 Correct 4 ms 384 KB Output is correct
5 Correct 2 ms 256 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 3 ms 384 KB Output is correct
8 Correct 3 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 3 ms 372 KB Output is correct

Subtask #6
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Correct 3 ms 384 KB Output is correct
6 Correct 2 ms 256 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 4 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 4 ms 384 KB Output is correct
11 Correct 15 ms 2544 KB Output is correct
12 Correct 18 ms 2680 KB Output is correct
13 Correct 23 ms 1640 KB Output is correct
14 Correct 17 ms 2508 KB Output is correct
15 Correct 23 ms 2528 KB Output is correct

Subtask #7
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 256 KB Integer -3 violates the range [0, 1000000008]
2 Halted 0 ms 0 KB -

Subtask #8
0 / 15.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 256 KB Integer -3 violates the range [0, 1000000008]
2 Halted 0 ms 0 KB -

Subtask #9
0 / 15.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 356 KB Integer -3 violates the range [0, 1000000008]
2 Halted 0 ms 0 KB -

Subtask #10
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 384 KB Integer -3 violates the range [0, 1000000008]
2 Halted 0 ms 0 KB -