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Submission #50541

# Submission time Handle Problem Language Result Execution time Memory
50541 2018-06-11T11:08:00 Z mirbek01 Gondola (IOI14_gondola) C++17
25 / 100
 1000 ms 2108 KB 
#include "gondola.h"
#include <bits/stdc++.h>
using namespace std;

const int N = 3e5 + 2;

int valid(int n, int inputSeq[])
{
      vector <pair <int, int> > v;
      for(int i = 0; i < n; i ++)
            if(inputSeq[i] <= n)
                  v.push_back({inputSeq[i], i + 1});
      sort(v.begin(), v.end());
      for(int i = 1; i < v.size(); i ++){
            int ab = v[i].first - v[i - 1].first, ds;
            if(v[i].second > v[i - 1].second){
                  ds = v[i].second - v[i - 1].second;
            } else {
                  ds = v[i].second + (n - v[i - 1].second);
            }
            if(ds != ab) return 0;
      }
      sort(inputSeq, inputSeq + n);
      for(int i = 1; i < n; i ++){
            if(inputSeq[i] == inputSeq[i - 1]) return 0;
      }
      return 1;
}

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

int used[N];

int replacement(int n, int gondolaSeq[], int rp[])
{
      int pos = -1, mx = 0, sz = 0, id = 0;
      vector <int> d, v, nm(n);
      for(int i = 0; i < n; i ++){
            mx = max(mx, gondolaSeq[i]);
            used[gondolaSeq[i]] = 1;
            if(gondolaSeq[i] > n)
                  d.push_back(i);
            else
                 if(pos == -1) pos = gondolaSeq[i], id = i;
      }
      for(int i = n + 1; i <= mx; i ++){
            if(!used[i])
                  v.push_back(i);
      }
      if(pos == -1){
            rp[sz ++] = 1;
            for(int i = 0; i < v.size(); i ++){
                  rp[sz ++] = v[i];
            }
            for(int i = 1; i < n; i ++){
                  rp[sz ++] = i + 1;
            }
      } else {
            for(int i = 0; i < n; i ++){
                  nm[id] = pos;
                  pos ++;
                  id ++;
                  if(pos > n) pos = 1;
                  if(id >= n) id = 0;
            }
            if(d.size() > 1){
                  while(1){

                  }
            }
            for(int i = 0; i < d.size(); i ++){
                  int ps = nm[d[i]];
                  if(!i){
                        rp[sz ++] = ps;
                        for(int j = 0; j < v.size(); j ++){
                              rp[sz ++] = v[j];
                        }
                  } else {
                        rp[sz ++] = ps;
                  }
            }
      }
      return sz;
}

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

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

Compilation message

gondola.cpp: In function 'int valid(int, int*)':
gondola.cpp:14:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
       for(int i = 1; i < v.size(); i ++){
                      ~~^~~~~~~~~~
gondola.cpp: In function 'int replacement(int, int*, int*)':
gondola.cpp:52:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
             for(int i = 0; i < v.size(); i ++){
                            ~~^~~~~~~~~~
gondola.cpp:71:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
             for(int i = 0; i < d.size(); i ++){
                            ~~^~~~~~~~~~
gondola.cpp:75:42: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
                         for(int j = 0; j < v.size(); j ++){
                                        ~~^~~~~~~~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 544 KB Output is correct
4 Correct 2 ms 628 KB Output is correct
5 Correct 2 ms 628 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 628 KB Output is correct
2 Correct 2 ms 628 KB Output is correct
3 Correct 3 ms 628 KB Output is correct
4 Correct 2 ms 628 KB Output is correct
5 Correct 2 ms 628 KB Output is correct
6 Correct 13 ms 1340 KB Output is correct
7 Correct 22 ms 2108 KB Output is correct
8 Correct 17 ms 2108 KB Output is correct
9 Correct 9 ms 2108 KB Output is correct
10 Correct 30 ms 2108 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2108 KB Output is correct
2 Correct 2 ms 2108 KB Output is correct
3 Correct 2 ms 2108 KB Output is correct
4 Correct 2 ms 2108 KB Output is correct
5 Correct 2 ms 2108 KB Output is correct
6 Correct 14 ms 2108 KB Output is correct
7 Correct 24 ms 2108 KB Output is correct
8 Correct 18 ms 2108 KB Output is correct
9 Correct 9 ms 2108 KB Output is correct
10 Correct 29 ms 2108 KB Output is correct
11 Correct 3 ms 2108 KB Output is correct
12 Correct 2 ms 2108 KB Output is correct
13 Correct 8 ms 2108 KB Output is correct
14 Correct 2 ms 2108 KB Output is correct
15 Correct 27 ms 2108 KB Output is correct

Subtask #4
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2108 KB Output is correct
2 Correct 2 ms 2108 KB Output is correct
3 Correct 2 ms 2108 KB Output is correct
4 Correct 2 ms 2108 KB Output is correct
5 Correct 2 ms 2108 KB Output is correct

Subtask #5
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2108 KB Output is correct
2 Correct 3 ms 2108 KB Output is correct
3 Correct 3 ms 2108 KB Output is correct
4 Correct 3 ms 2108 KB Output is correct
5 Correct 3 ms 2108 KB Output is correct
6 Correct 2 ms 2108 KB Output is correct
7 Execution timed out 1085 ms 2108 KB Time limit exceeded
8 Halted 0 ms 0 KB -

Subtask #6
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2108 KB Output is correct
2 Correct 2 ms 2108 KB Output is correct
3 Correct 2 ms 2108 KB Output is correct
4 Correct 2 ms 2108 KB Output is correct
5 Correct 2 ms 2108 KB Output is correct
6 Correct 2 ms 2108 KB Output is correct
7 Execution timed out 1076 ms 2108 KB Time limit exceeded
8 Halted 0 ms 0 KB -

Subtask #7
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 2108 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 2108 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 2108 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 2108 KB Integer -3 violates the range [0, 1000000008]
2 Halted 0 ms 0 KB -