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Submission #281573

# Submission time Handle Problem Language Result Execution time Memory
281573 2020-08-23T08:31:56 Z SamAnd Gondola (IOI14_gondola) C++17
55 / 100
 43 ms 5032 KB 
#include "gondola.h"
#include <bits/stdc++.h>
using namespace std;
#define fi first
#define se second
#define m_p make_pair
#define all(x) (x).begin(),(x).end()
#define sz(x) ((int)(x).size())
typedef long long ll;
const int N = 100005, M = 1000000009;

int n;
int a[N];

int valid(int n, int inputSeq[])
{
    ::n = n;
    for (int i = 0; i < n; ++i)
        a[i] = inputSeq[i];

    set<int> s;
    for (int i = 0; i < n; ++i)
        s.insert(a[i]);
    if (sz(s) != n)
        return 0;

    int minu = M;
    int mini;
    for (int i = 0; i < n; ++i)
    {
        if (a[i] < minu)
        {
            minu = a[i];
            mini = i;
        }
    }

    int q = 0;
    for (int i = mini; i < n; ++i)
    {
        if (a[i] <= n)
        {
            if (a[i] != minu + q)
                return 0;
        }
        ++q;
    }
    for (int i = 0; i < mini; ++i)
    {
        if (a[i] <= n)
        {
            if (a[i] != minu + q)
                return 0;
        }
        ++q;
    }

    return 1;
}

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

int replacement(int n, int gondolaSeq[], int replacementSeq[])
{
    ::n = n;
    for (int i = 0; i < n; ++i)
        a[i] = gondolaSeq[i];

    int m = 0;

    vector<pair<int, int> > v;
    for (int i = 0; i < n; ++i)
    {
        if (a[i] > n)
        {
            v.push_back(m_p(a[i], i));
        }
    }

    sort(all(v));
    reverse(all(v));

    ///////////////////////////////////////////
    int minu = M;
    int mini;
    for (int i = 0; i < n; ++i)
    {
        if (a[i] < minu)
        {
            minu = a[i];
            mini = i;
        }
    }

    if (minu > n)
    {
        minu = 1;
    }

    for (int i = mini; i < n; ++i)
    {
        if (minu > n)
            minu = 1;
        a[i] = minu;
        ++minu;
    }
    for (int i = 0; i < mini; ++i)
    {
        if (minu > n)
            minu = 1;
        a[i] = minu;
        ++minu;
    }
    ///////////////////////////////////////////

    int u = n + 1;
    while (!v.empty())
    {
        if (u == v.back().fi)
        {
            replacementSeq[m++] = a[v.back().se];
            a[v.back().se] = u;
            v.pop_back();
        }
        else
        {
            replacementSeq[m++] = a[v.back().se];
            a[v.back().se] = u;
        }
        ++u;
    }

    return m;
}

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

int countReplacement(int n, int inputSeq[])
{
    return 0;
}

Compilation message

gondola.cpp: In function 'int valid(int, int*)':
gondola.cpp:28:9: warning: 'mini' may be used uninitialized in this function [-Wmaybe-uninitialized]
   28 |     int mini;
      |         ^~~~
gondola.cpp: In function 'int replacement(int, int*, int*)':
gondola.cpp:85:9: warning: 'mini' may be used uninitialized in this function [-Wmaybe-uninitialized]
   85 |     int mini;
      |         ^~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 1 ms 384 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 13 ms 2432 KB Output is correct
7 Correct 35 ms 3968 KB Output is correct
8 Correct 26 ms 4224 KB Output is correct
9 Correct 8 ms 1536 KB Output is correct
10 Correct 29 ms 4864 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 1 ms 256 KB Output is correct
6 Correct 13 ms 2432 KB Output is correct
7 Correct 34 ms 3968 KB Output is correct
8 Correct 28 ms 4224 KB Output is correct
9 Correct 8 ms 1568 KB Output is correct
10 Correct 31 ms 4984 KB Output is correct
11 Correct 0 ms 384 KB Output is correct
12 Correct 0 ms 384 KB Output is correct
13 Correct 17 ms 2304 KB Output is correct
14 Correct 0 ms 384 KB Output is correct
15 Correct 43 ms 5032 KB Output is correct

Subtask #4
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 256 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 0 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct

Subtask #5
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 0 ms 384 KB Output is correct
6 Correct 0 ms 384 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 1 ms 384 KB Output is correct

Subtask #6
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 0 ms 384 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 1 ms 372 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 12 ms 1408 KB Output is correct
12 Correct 14 ms 1536 KB Output is correct
13 Correct 18 ms 1676 KB Output is correct
14 Correct 12 ms 1396 KB Output is correct
15 Correct 25 ms 2424 KB Output is correct

Subtask #7
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 256 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #8
0 / 15.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 256 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #9
0 / 15.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 256 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #10
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 384 KB Output isn't correct
2 Halted 0 ms 0 KB -