Submission #30283

#	Time	Username	Problem	Language	Result	Execution time	Memory
30283		inqr	Gondola (IOI14_gondola)	C++14	0 / 100	0 ms	3392 KiB

gondola

#include "gondola.h"
#include <bits/stdc++.h>
#define pb push_back
#define mp make_pair
#define rt insert
#define st first
#define nd second
#define ll long long
#define pii pair < int , int >
#define DB printf("debug\n");
#define umax( x , y ) x = max( x , (y) )
#define umin( x , y ) x = min( x , (y) )
#define all(x) x.begin() , x.end()
using namespace std;
int nx(int i,int sz){
	return (i+1)%(sz);
}
map < int,int > timesseen;
int valid(int n, int inputSeq[])
{
	vector < int > orig;
	for(int i=0;i<n;i++){
		int nxx=nx(i,n);
		timesseen[inputSeq[i]]++;
		if(timesseen[inputSeq[i]]>1)return 0;
		if(inputSeq[i]<=n)orig.pb(inputSeq[i]);
		if(inputSeq[i]<=n&&inputSeq[nxx]<=n&&inputSeq[i]+1!=inputSeq[nxx])return 0;
	}
	int startover=0;
	for(int i=0;i<orig.size();i++){
		int nxx=nx(i,orig.size());
		if(orig[i]<orig[i+1])continue;
		else if(startover==0)startover++;
		else if(startover==1)return 0;
	}
 	return 1;
}

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

int replacement(int n, int gondolaSeq[], int replacementSeq[])
{
  return -2;
}

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

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

Compilation message (stderr)

gondola.cpp: In function 'int valid(int, int*)':
gondola.cpp:30:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=0;i<orig.size();i++){
               ^
gondola.cpp:31:7: warning: unused variable 'nxx' [-Wunused-variable]
   int nxx=nx(i,orig.size());
       ^

• Subtask 1: 0 / 5
• Subtask 2: 0 / 5
• Subtask 3: 0 / 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