oj.uz

답안 #107782

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
107782 2019-04-25T19:11:01 Z FiloSanza 곤돌라 (IOI14_gondola) C++14
20 / 100
 45 ms 4856 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[])
{
  return -1;
    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;
}

//----------------------
const int MOD = 1e9+9;

int countReplacement(int N, int gondolaSeq[])
{
  return -1;
    if(valid(N, gondolaSeq) == 0) return 0;

    int cont = 0;
    vector<int> seq;
    vector<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]);
    }

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

    if(s.empty()) return 0;
    int curr = N+1, pos = 0;
    int ans = 1;
    while(curr < s.back()){
        if(curr == s[pos]){
            curr++;
            pos++;
            continue;
        }

        ans = (ans * (s.size() - pos)) % MOD;
        curr++;
    }    
    if(s.size() == N) ans = (ans * N) % MOD;
    return ans;
}

Compilation message

gondola.cpp: In function 'int valid(int, int*)':
gondola.cpp:18:19: 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:19:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     if(!s.empty() && s.back() > N + s.size()) return 0;
                      ~~~~~~~~~^~~~~~~~~~~~~~
gondola.cpp: In function 'int countReplacement(int, int*)':
gondola.cpp:158:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     if(s.size() == N) ans = (ans * N) % MOD;
        ~~~~~~~~~^~~~
gondola.cpp:105:9: warning: unused variable 'cont' [-Wunused-variable]
     int cont = 0;
         ^~~~

Subtask #1
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 3 ms 384 KB Output is correct
3 Correct 3 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

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 256 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 384 KB Output is correct
5 Correct 2 ms 256 KB Output is correct
6 Correct 19 ms 2424 KB Output is correct
7 Correct 45 ms 4064 KB Output is correct
8 Correct 29 ms 4224 KB Output is correct
9 Correct 10 ms 1536 KB Output is correct
10 Correct 35 ms 4856 KB Output is correct

Subtask #3
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 256 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 256 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 15 ms 2432 KB Output is correct
7 Correct 34 ms 4088 KB Output is correct
8 Correct 30 ms 4224 KB Output is correct
9 Correct 11 ms 1664 KB Output is correct
10 Correct 45 ms 4856 KB Output is correct
11 Correct 2 ms 256 KB Output is correct
12 Correct 2 ms 256 KB Output is correct
13 Correct 9 ms 896 KB Output is correct
14 Correct 2 ms 256 KB Output is correct
15 Correct 15 ms 1152 KB Output is correct

Subtask #4
0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 2 ms 256 KB Integer -1 violates the range [0, 350000]
2 Halted 0 ms 0 KB -

Subtask #5
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 5 ms 256 KB Integer -1 violates the range [0, 350000]
2 Halted 0 ms 0 KB -

Subtask #6
0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 2 ms 284 KB Integer -1 violates the range [0, 350000]
2 Halted 0 ms 0 KB -

Subtask #7
0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 2 ms 128 KB Integer -1 violates the range [0, 1000000008]
2 Halted 0 ms 0 KB -

Subtask #8
0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 2 ms 256 KB Integer -1 violates the range [0, 1000000008]
2 Halted 0 ms 0 KB -

Subtask #9
0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 2 ms 384 KB Integer -1 violates the range [0, 1000000008]
2 Halted 0 ms 0 KB -

Subtask #10
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 2 ms 384 KB Integer -1 violates the range [0, 1000000008]
2 Halted 0 ms 0 KB -