Submission #73245

#	Time	Username	Problem	Language	Result	Execution time	Memory
73245		Batmend4	Gondola (IOI14_gondola)	C++98	55 / 100	28 ms	2568 KiB

gondola

#include "gondola.h"
#include <iostream>
#include<cstdio>
#include<vector>
#include<bits/stdc++.h>
using namespace std;

int valid(int n, int inputSeq[])
{
    map< int, bool> m;
    bool lol = 1;
    int ind = -1;
    for( int i = 0 ; i < n ; i++ ){
        if( inputSeq[i] <= n ){
            lol = 0;
            ind = i;
        }
        if( inputSeq[i] > n ){
            if( m[inputSeq[i]] == 1 ) return 0;
            m[inputSeq[i]] = 1;
        }
    }
    if( lol == 1 ){
        return 1;
    }
    int ct[n + 5];
    int nn = n + inputSeq[ind] - 1 - ind;
    for( int i = 0 ; i < n ; i++ ){
        ct[(nn + i) % n] = inputSeq[i];
    }
    
    for( int i = 0 ; i < n ; i++ ){
        if( ct[i] <= n ){
            if( i != ct[i] - 1 ){
                return 0;
            }
        }
    }
    return 1;
}

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

int replacement(int n, int gondolaSeq[], int replacementSeq[])
{
    int ind = -1;
    int ct[n + 5];
    vector< pair<int, int> >v;
    for( int i = 0 ; i < n ; i++ ){
        if( gondolaSeq[i] <= n ){
            ind = i;
        }
    }
    int nn = n + gondolaSeq[ind] - 1 - ind;
    for( int i = 0 ; i < n ; i++ ){
        ct[(nn + i) % n] = gondolaSeq[i];
    }
    for( int i = 0 ; i < n ; i++ ){
        v.push_back( make_pair(ct[i], i));
    }
    sort( v.begin(), v.end());
    
    int pos = 0;
    for( int i = 0 ; i < n ; i++ ){
        int ct1 = v[i].first;
        if( ct1 <= n ) continue;
        if( i == 0 ){
            replacementSeq[pos] = v[0].second + 1;
            pos++;
            for( int ii = n + 1 ; ii < v[0].first ; ii++ ){
                replacementSeq[pos] = ii;
                pos++;
            }
            continue;
        }
        if( v[i - 1].first <= n ){
            replacementSeq[pos] = v[i].second + 1;
            pos++;
            for( int ii = n + 1 ; ii < v[i].first ; ii++ ){
                replacementSeq[pos] = ii;
                pos++;
            }
            continue;
        }
        replacementSeq[pos] = v[i].second + 1;
        pos++;
        for( int ii = v[i-1].first + 1 ; ii < v[i].first ; ii++ ){
            replacementSeq[pos] = ii;
            pos++;
        }
        
    }
    return pos;
}

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

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

• Subtask 1: 5 / 5
• Subtask 2: 5 / 5
• Subtask 3: 10 / 10
• Subtask 4: 5 / 5
• Subtask 5: 10 / 10
• Subtask 6: 20 / 20
• Subtask 7: 0 / 5
• Subtask 8: 0 / 15
• Subtask 9: 0 / 15
• Subtask 10: 0 / 10