Submission #164991

#	Time	Username	Problem	Language	Result	Execution time	Memory
164991		kostia244	Gondola (IOI14_gondola)	C++17	10 / 100	15 ms	1396 KiB

gondola

#include "gondola.h"
#include<bits/stdc++.h>
#define pb push_back
#define all(x) x.begin(), x.end()
using namespace std;
using ll = long long;
using vi = vector<int>;
int valid(int n, int a[])
{
	vi v, b;
	int x = n+1;
	for(int i = 0; i < n; i++) {
		if(a[i]<=n)
			v.pb(a[i]), x = min(x, a[i]);
		else
			b.pb(a[i]);
	}
	sort(all(b));
	for(int i =1;i<b.size();i++)if(b[i]==b[i-1]) return 0;
	if(v.size()<2) return 1;
	int i = 0;
	while(v[i] != x) i++;
	int p = x;
	for(int j = (i+1)%v.size(); j != i; j = (j+1)%v.size()) {
		if(!(p<a[j])) return 0;
		p=a[j];
	}
	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:19:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i =1;i<b.size();i++)if(b[i]==b[i-1]) return 0;
               ~^~~~~~~~~

• Subtask 1: 5 / 5
• Subtask 2: 5 / 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