Submission #376780

#	Time	Username	Problem	Language	Result	Execution time	Memory
376780		lakshith_	Gondola (IOI14_gondola)	C++14	Compilation error	0 ms	0 KiB

gondola

#include "gondola.h"
#include <bits/stdc++.h>

using namespace std;

bool b[2500010];

int checkOnce(int n,int vec[]){
	for(int i=0;i<n;i++)
		if(b[vec[i]])return 0;
		else b[vec[i]]=true;
	return 1;
}

int valid(int n, int vec[])
{
  	if(!checkOnce(n,vec))return 0;
	int MIN=INT_MAX,minI=0;
	for(int i=0;i<n;i++)if(MIN>vec[i])MIN=vec[i],minI=i;
	int p = MIN;
	int pos = minI;
	if(MIN>n)return 1;
	for(int k=0;k<n;k++){
		if(vec[pos]<=n && vec[pos]!=p)return 0;
		pos++;
		p++;
		pos%=n;
	}
	return 1;
}

int replacement(int n, int gondolaSeq[], int replacementSeq[])
{
	int start = 0;
	  for(int i=0;i<n;i++){
		if(gondolaSeq[i]<=n){start = i;break;}
	  }
	  int next = gondolaSeq[start]<=n?gondolaSeq[start]:1;
	  vector<pair<int,int>> vec;
	  int pos = start;
	  for(int i=0;i<n;i++){
		x[i] = {gondolaSeq[pos],next};
		pos++;
		next++;
		if(next>n)next = 1;
		if(pos>=n)pos=0;
	  }
	  sort(x,x+n);
	  int last = n;
	  int l = 0;
	  for(int i=0;i<n;i++){
		while(x[i].first != x[i].second){
		  replacementSeq[l++] = x[i].second;
		  x[i].second = ++last;
		}
	  }
	  return l;
}


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

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

Compilation message (stderr)

gondola.cpp: In function 'int replacement(int, int*, int*)':
gondola.cpp:42:3: error: 'x' was not declared in this scope
   42 |   x[i] = {gondolaSeq[pos],next};
      |   ^
gondola.cpp:48:9: error: 'x' was not declared in this scope
   48 |    sort(x,x+n);
      |         ^