oj.uz

Submission #105089

# Submission time Handle Problem Language Result Execution time Memory
105089 2019-04-10T14:14:20 Z WLZ Gondola (IOI14_gondola) C++17
55 / 100
 79 ms 4728 KB 
#include "gondola.h"
#include <bits/stdc++.h>
using namespace std;

int valid(int n, int inputSeq[]) {
  int pos = -1;
  set<int> used;
  for (int i = 0; i < n; i++) {
    if (used.count(inputSeq[i])) {
      return 0;
    }
    used.insert(inputSeq[i]);
    if (inputSeq[i] <= n) {
      pos = i;
    }
  }
  if (pos == -1) {
    return 1;
  }
  int cur = inputSeq[pos] - pos;
  if (cur < 1) {
    cur = n + cur;
  }
  for (int i = 0; i < n; i++) {
    if (inputSeq[i] <= n && inputSeq[i] != cur) {
      return 0;
    }
    cur++;
    if (cur > n) {
      cur = 1;
    }
  }
  return 1;
}

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

int replacement(int n, int gondolaSeq[], int replacementSeq[]) {
  int mx = *max_element(gondolaSeq, gondolaSeq + n);
  vector<int> pos(mx + 1, -1);
  int st = -1, tmp = -1;
  for (int i = 0; i < n; i++) {
    pos[gondolaSeq[i]] = i;
    if (gondolaSeq[i] > n) {
      if (st == -1 || gondolaSeq[i] > gondolaSeq[st]) {
        st = i;
      }
    } else {
      tmp = i;
    }
  }
  vector<int> a(n);
  if (tmp == -1) {
    a[0] = 1;
  } else {
    a[0] = gondolaSeq[tmp] - tmp;
    if (a[0] < 1) {
      a[0] = n + a[0];
    }
  }
  for (int i = 1; i < n; i++) {
    a[i] = a[i - 1] + 1;
    if (a[i] > n) {
      a[i] = 1;
    }
  }
  int l = 0;
  for (int i = n + 1; i <= mx; i++) {
    if (pos[i] == -1) {
      replacementSeq[l++] = a[st];
      a[st] = i;
    } else {
      replacementSeq[l++] = a[pos[i]];
      a[pos[i]] = i;
    }
  }
  return l;
}

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

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

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory 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 256 KB Output is correct
5 Correct 2 ms 384 KB Output is correct

Subtask #2
5.0 / 5.0

# 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 2 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 17 ms 2176 KB Output is correct
7 Correct 13 ms 640 KB Output is correct
8 Correct 36 ms 3960 KB Output is correct
9 Correct 12 ms 1536 KB Output is correct
10 Correct 40 ms 4472 KB Output is correct

Subtask #3
10.0 / 10.0

# 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 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 20 ms 2176 KB Output is correct
7 Correct 14 ms 768 KB Output is correct
8 Correct 31 ms 3964 KB Output is correct
9 Correct 11 ms 1536 KB Output is correct
10 Correct 42 ms 4600 KB Output is correct
11 Correct 2 ms 444 KB Output is correct
12 Correct 2 ms 256 KB Output is correct
13 Correct 26 ms 2168 KB Output is correct
14 Correct 2 ms 384 KB Output is correct
15 Correct 79 ms 4728 KB Output is correct

Subtask #4
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 4 ms 256 KB Output is correct
3 Correct 3 ms 384 KB Output is correct
4 Correct 3 ms 384 KB Output is correct
5 Correct 0 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 3 ms 384 KB Output is correct
3 Correct 3 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 3 ms 384 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 2 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 2 ms 384 KB Output is correct

Subtask #6
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 3 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 3 ms 356 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 3 ms 384 KB Output is correct
9 Correct 3 ms 256 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 14 ms 1696 KB Output is correct
12 Correct 16 ms 1920 KB Output is correct
13 Correct 12 ms 1536 KB Output is correct
14 Correct 13 ms 1792 KB Output is correct
15 Correct 27 ms 2332 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 384 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 -