Submission #230323

#	Time	Username	Problem	Language	Result	Execution time	Memory
230323		DanerZein	Gondola (IOI14_gondola)	C++14	25 / 100	32 ms	4608 KiB

gondola

#include "gondola.h"
#include <bits/stdc++.h>
using namespace std;
int valid(int n, int inputSeq[])
{
  set<int>s;
  int x=inputSeq[0];
  s.insert(inputSeq[0]);
  for(int i=1;i<n;i++){
    s.insert(inputSeq[i]);
    if(x==n){
      if(inputSeq[i]==1){
	x=1;
      }
      else return 0;
    }
    else{
      if(x==inputSeq[i]-1){
	x=inputSeq[i];
      }
      else return 0;
    }
  }
  if(s.size()!=n) return 0;
  return 1;
}

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

int replacement(int n, int gondolaSeq[], int replacementSeq[])
{
  int l=0;
  for(int i=0;i<n;i++){
    if(gondolaSeq[i]>n){
      if(i==0){
	if(gondolaSeq[n-1]==n){
	  replacementSeq[l]=1;
	  l++;
	}
	else{
	  replacementSeq[l]=gondolaSeq[n-1]+1;
	  l++;
	}
      }
      else{
	if(gondolaSeq[i-1]==n){
	  replacementSeq[l]=1;
	  l++;
	}
	else{
	  replacementSeq[l]=gondolaSeq[i-1]+1;
	  l++;
	}
      }
    }
  }
  return l;
}

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

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

Compilation message (stderr)

gondola.cpp: In function 'int valid(int, int*)':
gondola.cpp:24:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   if(s.size()!=n) return 0;
      ~~~~~~~~^~~

• Subtask 1: 5 / 5
• Subtask 2: 5 / 5
• Subtask 3: 10 / 10
• Subtask 4: 5 / 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