Submission #180609

#	Time	Username	Problem	Language	Result	Execution time	Memory
180609		FieryPhoenix	Gondola (IOI14_gondola)	C++11	20 / 100	60 ms	5284 KiB

gondola

#include <iostream>
#include <vector>
#include <algorithm>
#include <cmath>
#include <cstdio>
#include <map>
#include <queue>
#include <set>
#include <iomanip>
#include <deque>
#include <cassert>
#include <ctime>
#include <cstring>
#include <cstdlib>
#include <chrono>
#include <ctime>
#include <random>
#include <stack>
#include <unordered_set>
#include <unordered_map>
#include <iterator>
#include <climits>
#include "gondola.h"
using namespace std;

mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
typedef long long ll;
typedef long double ld;
#define INF 2001001001
#define MOD 1000000007

int valid(int N, int arr[]){
  set<int>st;
  int pos=-1;
  for (int i=0;i<N;i++){
    if (st.count(arr[i]))
      return 0;
    st.insert(arr[i]);
    if (arr[i]<=N)
      pos=i;
  }
  if (pos==-1)
    return 1;
  for (int i=0;i<N;i++){
    int j=(pos+i)%N;
    int target=arr[pos]+i;
    if (target>N)
      target-=N;
    if (arr[j]<=N && arr[j]!=target)
      return 0;
  }
  return 1;
}

int replacement(int n, int g[], int repl[]){
  return 0;
}

int countReplacement(int n, int a[]){
  return 0;
}

• Subtask 1: 5 / 5
• Subtask 2: 5 / 5
• Subtask 3: 10 / 10
• Subtask 4: 0 / 5
• Subtask 5: 0 / 10
• Subtask 6: 0 / 20
• Subtask 7: 0 / 5
• Subtask 8: 0 / 15
• Subtask 9: 0 / 15
• Subtask 10: 0 / 10