oj.uz

Submission #935519

# Submission time Handle Problem Language Result Execution time Memory
935519 2024-02-29T08:34:08 Z wii Ancient Machine (JOI21_ancient_machine) C++17
38 / 100
 59 ms 9028 KB 
#include <vector>
using namespace std;

void Anna(int N, std::vector<char> S);
void Send(int a);

void Anna(int N, std::vector<char> S) {
    int cnt[3] = {0};
    for (char x: S) {
        if (x == 'X') ++cnt[0];
        if (x == 'Y') ++cnt[1];
        if (x == 'Z') ++cnt[2];
    }

    vector<char> order;
    if (cnt[0] >= cnt[1] && cnt[0] >= cnt[2]) {
        order.push_back('X');
        order.push_back('Y');
        order.push_back('Z');

        Send(0); Send(0);
    } else if (cnt[1] >= cnt[0] && cnt[1] >= cnt[2]) {
        order.push_back('Y');
        order.push_back('X');
        order.push_back('Z');

        Send(0); Send(1);
    } else {
        order.push_back('Z');
        order.push_back('X');
        order.push_back('Y');

        Send(1); Send(1);
    }

    for (char x: S) {
        if (x == order[0])
            Send(1);
        else
            Send(0);
    }

    for (char x: S) {
        if (x != order[0])
            if (x == order[1])
                Send(0);
            else
                Send(1);
    }
}

#include <deque>

#include <vector>
#include <iostream>
using namespace std;

void Bruno(int N, int L, std::vector<int> A);
void Remove(int d);

// 11 XYZXZYXYXYZ

void Bruno(int N, int L, std::vector<int> A) {
    vector<char> order;
    if (A[0] + A[1] == 0) {
        order.push_back('X');
        order.push_back('Y');
        order.push_back('Z');
    }

    if (A[0] + A[1] == 1) {
        order.push_back('Y');
        order.push_back('X');
        order.push_back('Z');
    }

    if (A[0] + A[1] == 2) {
        order.push_back('Z');
        order.push_back('X');
        order.push_back('Y');
    }

    int ptr = 1;

    vector<char> S;
    for (int i = 0; i < N; ++i)
        S.push_back('0');

    for (int i = 0; i < N; ++i) {
        ++ptr;
        if (A[ptr] == 1)
            S[i] = order[0];
    }

    for (int i = 0; i < N; ++i) if (S[i] == '0') {
        ++ptr;
        S[i] = order[A[ptr] + 1];
    }

    deque<int> d;
    for (int i = N - 1; i >= 0; --i) {
        if (d.empty()) {
            if (S[i] == 'Z') d.push_back(i); else Remove(i);
        } else {
            if (S[i] == 'Y') {
                if (S[d.front()] == 'Z')
                    d.push_front(i);
                else Remove(i);
            } else if (S[i] == 'X') {
                while (d.size() >= 2) {
                    while (d.size() > 1 && S[d.front() == 'Z']) {
                        Remove(d.front()); d.pop_front();
                    }

                    if (S[d[0]] == 'Y' && S[d[1]] == 'Z') {
                        Remove(d[0]); d.pop_front();
                        if (d.size() > 1) Remove(d[0]), d.pop_front();
                    } else break;
                } Remove(i);
            } else d.push_front(i);
        }
    }

    while (!d.empty()) {
        Remove(d[0]); d.pop_front();
    }
}

Compilation message

Anna.cpp: In function 'void Anna(int, std::vector<char>)':
Anna.cpp:44:12: warning: suggest explicit braces to avoid ambiguous 'else' [-Wdangling-else]
   44 |         if (x != order[0])
      |            ^

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 776 KB Output is correct
2 Correct 0 ms 772 KB Output is correct
3 Correct 0 ms 780 KB Output is correct
4 Correct 0 ms 792 KB Output is correct
5 Correct 0 ms 788 KB Output is correct
6 Correct 0 ms 792 KB Output is correct
7 Correct 1 ms 788 KB Output is correct
8 Correct 0 ms 780 KB Output is correct
9 Correct 0 ms 792 KB Output is correct
10 Correct 0 ms 780 KB Output is correct
11 Correct 0 ms 780 KB Output is correct

Subtask #2
33.0 / 95.0

# Verdict Execution time Memory Grader output
1 Partially correct 59 ms 8928 KB Partially correct
2 Partially correct 55 ms 8964 KB Partially correct
3 Partially correct 51 ms 8964 KB Partially correct
4 Partially correct 51 ms 9012 KB Partially correct
5 Partially correct 52 ms 8944 KB Partially correct
6 Partially correct 53 ms 8988 KB Partially correct
7 Partially correct 58 ms 9000 KB Partially correct
8 Partially correct 53 ms 8896 KB Partially correct
9 Partially correct 57 ms 8916 KB Partially correct
10 Partially correct 55 ms 8936 KB Partially correct
11 Partially correct 52 ms 8968 KB Partially correct
12 Partially correct 52 ms 8944 KB Partially correct
13 Partially correct 56 ms 8744 KB Partially correct
14 Partially correct 46 ms 8736 KB Partially correct
15 Partially correct 54 ms 8952 KB Partially correct
16 Partially correct 57 ms 8908 KB Partially correct
17 Partially correct 46 ms 7956 KB Partially correct
18 Partially correct 47 ms 7792 KB Partially correct
19 Partially correct 40 ms 7820 KB Partially correct
20 Partially correct 49 ms 8748 KB Partially correct
21 Partially correct 48 ms 8744 KB Partially correct
22 Partially correct 46 ms 7912 KB Partially correct
23 Partially correct 53 ms 9020 KB Partially correct
24 Partially correct 50 ms 9028 KB Partially correct
25 Partially correct 48 ms 7836 KB Partially correct
26 Partially correct 55 ms 7812 KB Partially correct
27 Partially correct 46 ms 7800 KB Partially correct
28 Partially correct 46 ms 7904 KB Partially correct
29 Partially correct 45 ms 7884 KB Partially correct
30 Partially correct 47 ms 7808 KB Partially correct
31 Partially correct 54 ms 7720 KB Partially correct
32 Partially correct 52 ms 8744 KB Partially correct
33 Partially correct 59 ms 8732 KB Partially correct