Submission #705816

#	Time	Username	Problem	Language	Result	Execution time	Memory
705816		penguin133	Gondola (IOI14_gondola)	C++17	55 / 100	19 ms	2248 KiB

gondola

#include <bits/stdc++.h>
using namespace std;
#include "gondola.h"
//#define int long long
#define pi pair<int, int>
#define pii pair<int, pi>
#define fi first
#define se second
#ifdef _WIN32
#define getchar_unlocked _getchar_nolock
#endif
mt19937_64 rng(chrono::steady_clock::now().time_since_epoch().count());
 
int valid(int n, int inputSeq[])
{
  for(int i=1;i<n;i++){
	  if(inputSeq[i] - inputSeq[i-1] != 1 && (inputSeq[i-1] != n || inputSeq[i] != 1))return 0;
  }
  return 1;
}
 
//----------------------
 
int replacement(int n, int gondolaSeq[], int replacementSeq[])
{
  vector <pi> stuf;
  int rot = 0;
  for(int i=0;i<n;i++){
	  if(gondolaSeq[i] <= n)rot = gondolaSeq[i] - i - 1;
  }
  if(rot < 0)rot += n;
  for(int i=0;i<n;i++){
	  if(gondolaSeq[i] > n){
		  int tmp = i + rot + 1;
		  if(tmp > n)tmp -= n;
		  stuf.push_back({gondolaSeq[i], tmp});
	  }
  }
  sort(stuf.begin(), stuf.end());
  int prv = n;
  int in = 0;
  for(auto [i, j] : stuf){
	  replacementSeq[in++] = j;
	  prv++;
	  for(int x = prv + 1; x <= i; x++)replacementSeq[in++] = x - 1;
	  prv = i;
  }
  return in;
}
 
//----------------------
 
int countReplacement(int n, int inputSeq[])
{
  return -3;
}

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