oj.uz

Submission #243252

# Submission time Handle Problem Language Result Execution time Memory
243252 2020-06-30T15:59:45 Z Kubin Gondola (IOI14_gondola) C++17
60 / 100
 26 ms 3968 KB 
#include <bits/stdc++.h>
#ifndef XHOVA
#include "gondola.h"
#endif

using namespace std;

void normalize(int n, int A[])
{
    int k = -1;
    for(int i = 0; i < n and k == -1; i++)
        if(A[i] <= n)
            k = (n + i - (A[i]-1)) % n;
    if(k != -1)
        rotate(A, A + k, A + n);
}

int valid(int n, int A[])
{
    normalize(n, A);
    for(int i = 0; i < n; i++)
        if(A[i] <= n and A[i]-1 != i)
            return false;
    return unordered_set<int>(A, A + n).size() == (size_t)n;
}

int replacement(int n, int A[], int out[])
{
    normalize(n, A);
    vector<pair<int, int>> re;
    for(int i = 0; i < n; i++)
        if(A[i] > n)
            re.emplace_back(A[i], i);
    sort(re.begin(), re.end());

    vector<int> B(n);
    iota(B.begin(), B.end(), 1);
    int l = 0;
    for(auto [x, i] : re)
        while(n+l < x)
            out[l++] = B[i], B[i] = n+l;
    return l;
}

constexpr uint Mod = 1e9 + 7;

int countReplacement(int n, int A[])
{
    if(not valid(n, A))
        return 0;

}

Compilation message

gondola.cpp: In function 'int countReplacement(int, int*)':
gondola.cpp:52:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^

Subtask #1
5.0 / 5.0

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

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 4 ms 384 KB Output is correct
4 Correct 4 ms 256 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 12 ms 1920 KB Output is correct
7 Correct 18 ms 668 KB Output is correct
8 Correct 21 ms 3456 KB Output is correct
9 Correct 10 ms 1280 KB Output is correct
10 Correct 23 ms 3968 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 256 KB Output is correct
2 Correct 5 ms 256 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 256 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 13 ms 1920 KB Output is correct
7 Correct 17 ms 640 KB Output is correct
8 Correct 21 ms 3456 KB Output is correct
9 Correct 10 ms 1408 KB Output is correct
10 Correct 23 ms 3968 KB Output is correct
11 Correct 5 ms 256 KB Output is correct
12 Correct 4 ms 256 KB Output is correct
13 Correct 11 ms 512 KB Output is correct
14 Correct 5 ms 256 KB Output is correct
15 Correct 18 ms 640 KB Output is correct

Subtask #4
5.0 / 5.0

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

Subtask #5
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 256 KB Output is correct
2 Correct 6 ms 256 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 4 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct

Subtask #6
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 256 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 512 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 17 ms 1408 KB Output is correct
12 Correct 18 ms 1536 KB Output is correct
13 Correct 20 ms 1544 KB Output is correct
14 Correct 18 ms 1536 KB Output is correct
15 Correct 26 ms 2424 KB Output is correct

Subtask #7
5.0 / 5.0

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

Subtask #8
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 384 KB Output is correct
2 Correct 4 ms 256 KB Output is correct
3 Correct 5 ms 256 KB Output is correct
4 Correct 5 ms 256 KB Output is correct
5 Incorrect 4 ms 256 KB Output isn't correct
6 Halted 0 ms 0 KB -

Subtask #9
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 256 KB Output is correct
3 Correct 4 ms 256 KB Output is correct
4 Correct 4 ms 256 KB Output is correct
5 Incorrect 5 ms 384 KB Output isn't correct
6 Halted 0 ms 0 KB -

Subtask #10
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 256 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 4 ms 384 KB Output is correct
4 Correct 4 ms 256 KB Output is correct
5 Incorrect 4 ms 384 KB Output isn't correct
6 Halted 0 ms 0 KB -