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Submission #1088577

# Submission time Handle Problem Language Result Execution time Memory
1088577 2024-09-14T15:44:15 Z T0p_ Gondola (IOI14_gondola) C++14
20 / 100
 16 ms 2772 KB 
#include "gondola.h"
#include <bits/stdc++.h>

using namespace std;

int valid(int n, int inputSeq[]) {
  set<int> st;
  vector<pair<int, int>> v;

  for (int i=0 ; i<n ; i++) {
    if (inputSeq[i] <= n) {
      v.push_back({ inputSeq[i], i });
    }
    else {
      if (st.find(inputSeq[i]) != st.end()) {
        return 0;
      }

      st.insert(inputSeq[i]);
    }
  }

  sort(v.begin(), v.end());
  
  int sz_v = v.size();
  for (int i=0 ; i<sz_v-1 ; i++) {
    if (v[i].first == v[i+1].first) {
      return 0;
    }
    if ((v[i].second + v[i+1].first - v[i].first) % n != v[i+1].second) {
      return 0;
    }
  }

  return 1;
}

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

int replacement(int n, int gondolaSeq[], int replacementSeq[]) {
  int l = 0, idx_org = -1;
  vector<pair<int, int>> v;
  set<int> st;

  for (int i=0 ; i<n ; i++) {
    st.insert(gondolaSeq[i]);

    if (gondolaSeq[i] <= n) {
      idx_org = i;
      break;
    }
  }

  if (idx_org != -1) {
    int cur_val = gondolaSeq[idx_org] == n
      ? 1 
      : gondolaSeq[idx_org] + 1;

    for (int i=idx_org+1 ; i!=idx_org ; i=(i+1)%n) {
      if (gondolaSeq[i] > n) {
        v.push_back({ cur_val, gondolaSeq[i] });
      }

      cur_val = cur_val == n ? 1 : cur_val + 1;
    }
  }
  else {
    for (int i=0 ; i<n ; i++) {
      v.push_back({ i+1, gondolaSeq[i] });
    }
  }

  sort(v.begin(), v.end(), [](pair<int, int> a, pair<int, int> b) {
    return a.second < b.second;
  });

  int next = n + 1;
  for (pair<int, int> x : v) {
    int cur = x.first, tar = x.second;

    while (cur != tar) {
      replacementSeq[l++] = cur;
      cur = next++;
    }
  }

  return l;
}

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

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

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 6 ms 1236 KB Output is correct
7 Correct 14 ms 2224 KB Output is correct
8 Correct 8 ms 2260 KB Output is correct
9 Correct 4 ms 888 KB Output is correct
10 Correct 12 ms 2260 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 6 ms 1348 KB Output is correct
7 Correct 12 ms 2260 KB Output is correct
8 Correct 8 ms 2260 KB Output is correct
9 Correct 6 ms 860 KB Output is correct
10 Correct 12 ms 2316 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 13 ms 2396 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 16 ms 2772 KB Output is correct

Subtask #4
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Incorrect 0 ms 348 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #5
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Incorrect 0 ms 440 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #6
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Incorrect 0 ms 348 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #7
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 348 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 1 ms 348 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 0 ms 348 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 0 ms 348 KB Integer -3 violates the range [0, 1000000008]
2 Halted 0 ms 0 KB -