답안 #557646

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
557646 2022-05-05T17:12:23 Z nutella 코알라 (APIO17_koala) C++17
60 / 100
61 ms 448 KB
#include "koala.h"

#include <bits/stdc++.h>

using namespace std;

typedef long long ll;

const int maxN = 100;
int B[maxN], R[maxN];

void cl() {
    memset(B, 0, sizeof(B));
    memset(R, 0, sizeof(R));
}

int minValue(int N, int W) {
    // TODO: Implement Subtask 1 solution here.
    // You may leave this function unmodified if you are not attempting this
    // subtask.
    cl();
    B[0] = 1;
    playRound(B, R);
    if (R[0]) {
        return int(min_element(R, R + N) - R);
    } else {
        return 0;
    }
}

int maxValue(int N, int W) {
    // return i such as P[i] = n
    vector<int> left(N);
    iota(begin(left), end(left), 0);
    while (size(left) > 1) {
        int x = W / (int) size(left);
        cl();
        for (int i: left)
            B[i] = x;
        playRound(B, R);
        vector<int> tmp;
        for (int i: left)
            if (B[i] < R[i])
                tmp.push_back(i);
        swap(tmp, left);
    }
    assert(size(left) == 1);
    return left[0];
}

int greaterValue(int N, int W) {
    // compare P[0] and P[1]
    int l = 0, r = W / 8;
    while (l + 1 < r) {
        int m = (l + r) >> 1;
        cl();
        B[0] = B[1] = m;
        playRound(B, R);
        bool took1 = R[0] > B[0];
        bool took2 = R[1] > B[1];
        if (took1 && took2) l = m;
        else if (!took1 && !took2) r = m;
        else if (took1) return 0;
        else return 1;
    }
    return 0;
}

void allValues(int N, int W, int *P) {
    if (W == N) {
        vector<bool> used(N);
        for (int v = N; v > 0; --v) {
            W = v;
            vector<int> left;
            for (int i = 0; i < N; ++i) {
                if (!used[i])
                    left.push_back(i);
            }
            while (size(left) > 1) {
                int x = W / (int) size(left);
                int l = 0, r = x + 1;
                while (l + 1 < r) {
                    int mid = (l + r) >> 1;
                    cl();
                    for (int i: left)
                        B[i] = mid;
                    playRound(B, R);
                    vector<int> tmp;
                    for (int i: left)
                        if (B[i] < R[i])
                            tmp.push_back(i);
                    if (!tmp.empty()) l = mid;
                    else r = mid;
                }
                int mid = l;
                cl();
                for (int i: left)
                    B[i] = mid;
                playRound(B, R);
                vector<int> tmp;
                for (int i: left)
                    if (B[i] < R[i])
                        tmp.push_back(i);
                swap(tmp, left);
            }
            if (size(left) != 1) {
                cout << v << endl;
            }
            assert(size(left) == 1);
            P[left[0]] = v;
            used[left[0]] = true;
        }
    } else {
        vector<bool> used(N);
        for (int v = N; v > 0; --v) {
            W = v + N;
            vector<int> left;
            for (int i = 0; i < N; ++i) {
                if (!used[i])
                    left.push_back(i);
            }
            while (size(left) > 1) {
                int x = W / (int) size(left);
                cl();
                for (int i: left)
                    B[i] = x;
                playRound(B, R);
                vector<int> tmp;
                for (int i: left)
                    if (B[i] < R[i])
                        tmp.push_back(i);
                swap(tmp, left);
            }
            assert(size(left) == 1);
            P[left[0]] = v;
            used[left[0]] = true;
        }
    }
}
# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 208 KB Output is correct
2 Correct 4 ms 208 KB Output is correct
3 Correct 4 ms 208 KB Output is correct
4 Correct 4 ms 320 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 12 ms 208 KB Output is correct
2 Correct 14 ms 208 KB Output is correct
3 Correct 12 ms 208 KB Output is correct
4 Correct 13 ms 208 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 61 ms 336 KB Output is correct
2 Correct 55 ms 332 KB Output is correct
3 Correct 47 ms 328 KB Output is correct
4 Correct 45 ms 332 KB Output is correct
5 Correct 45 ms 328 KB Output is correct
6 Correct 47 ms 448 KB Output is correct
7 Correct 46 ms 340 KB Output is correct
8 Correct 47 ms 324 KB Output is correct
9 Correct 47 ms 324 KB Output is correct
10 Correct 46 ms 320 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Incorrect 41 ms 208 KB Output isn't correct
2 Halted 0 ms 0 KB -
# 결과 실행 시간 메모리 Grader output
1 Partially correct 37 ms 208 KB Output is partially correct
2 Partially correct 38 ms 208 KB Output is partially correct
3 Partially correct 37 ms 308 KB Output is partially correct
4 Partially correct 36 ms 300 KB Output is partially correct
5 Partially correct 47 ms 296 KB Output is partially correct
6 Partially correct 38 ms 208 KB Output is partially correct
7 Partially correct 37 ms 300 KB Output is partially correct
8 Partially correct 34 ms 208 KB Output is partially correct
9 Partially correct 36 ms 208 KB Output is partially correct
10 Partially correct 36 ms 308 KB Output is partially correct
11 Partially correct 36 ms 320 KB Output is partially correct
12 Partially correct 34 ms 208 KB Output is partially correct
13 Partially correct 46 ms 292 KB Output is partially correct
14 Partially correct 38 ms 208 KB Output is partially correct
15 Partially correct 39 ms 296 KB Output is partially correct
16 Partially correct 37 ms 208 KB Output is partially correct
17 Partially correct 35 ms 208 KB Output is partially correct
18 Partially correct 36 ms 208 KB Output is partially correct
19 Partially correct 37 ms 208 KB Output is partially correct
20 Partially correct 39 ms 300 KB Output is partially correct
21 Partially correct 35 ms 208 KB Output is partially correct
22 Partially correct 37 ms 208 KB Output is partially correct
23 Partially correct 36 ms 208 KB Output is partially correct
24 Partially correct 47 ms 208 KB Output is partially correct
25 Partially correct 39 ms 208 KB Output is partially correct
26 Partially correct 49 ms 292 KB Output is partially correct
27 Partially correct 35 ms 208 KB Output is partially correct
28 Partially correct 34 ms 208 KB Output is partially correct
29 Partially correct 34 ms 208 KB Output is partially correct
30 Partially correct 36 ms 208 KB Output is partially correct
31 Partially correct 44 ms 208 KB Output is partially correct
32 Partially correct 38 ms 296 KB Output is partially correct
33 Partially correct 38 ms 292 KB Output is partially correct
34 Partially correct 36 ms 208 KB Output is partially correct
35 Partially correct 38 ms 320 KB Output is partially correct
36 Partially correct 35 ms 208 KB Output is partially correct
37 Partially correct 35 ms 296 KB Output is partially correct
38 Partially correct 41 ms 308 KB Output is partially correct
39 Partially correct 37 ms 208 KB Output is partially correct
40 Partially correct 38 ms 208 KB Output is partially correct