Submission #974235

#	Time	Username	Problem	Language	Result	Execution time	Memory
974235		rahidilbayramli	Gondola (IOI14_gondola)	C++17	20 / 100	30 ms	5976 KiB

gondola

#include "gondola.h"
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#define ll long long
#define ld long double
#define vl vector<ll>
#define vi vector<int>
#define pii pair<int, int>
#define pll pair<ll, ll>
#define all(v) v.begin(), v.end()
#define pb push_back
#define f first
#define s second
using namespace std;
using namespace __gnu_pbds;
typedef tree<pll, null_type, less<pll>, rb_tree_tag, tree_order_statistics_node_update> ordered_set;

int valid(int n, int inputSeq[])
{
    int nxt[n+5], v[n+5];
    set<int>st;
    for(int i = 1; i <= n; i++)
    {
        v[i] = inputSeq[i-1];
        st.insert(v[i]);
    }
    for(int i = 1; i <= n; i++)
        nxt[i] = (i % n) + 1;
    bool flag = false;
    for(int i = 1; i <= n; i++)
    {
        if(v[i] <= n && v[(i%n)+1] <= n && nxt[v[i]] != v[(i%n)+1])
            flag = true;
    }
    if(flag || st.size() < n)
        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:36:26: warning: comparison of integer expressions of different signedness: 'std::set<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   36 |     if(flag || st.size() < n)
      |                ~~~~~~~~~~^~~

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