제출 #105082

#제출 시각아이디문제언어결과실행 시간메모리
105082WLZGondola (IOI14_gondola)C++17
10 / 100
20 ms640 KiB
#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;
      break;
    }
  }
  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[]) {
  return -2;
}

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

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