oj.uz

답안 #885667

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
885667 2023-12-10T11:52:18 Z Pikachu 코알라 (APIO17_koala) C++17
33 / 100
 45 ms 732 KB 
#include <bits/stdc++.h>
#include "koala.h"

using namespace std;

int minValue(int N, int W) {
    int B[100], R[100];
    B[0] = 1;
    playRound(B, R);
    if (R[0] <= 1) return 0;
    for (int i = 1; i < 100; i++) {
        if (!R[i]) return i;
    }
    return 0;
}

int maxValue(int N, int W) {
    int B[100], R[100];
    bool done[100];
    memset(B, 0, sizeof B);
    memset(R, 0, sizeof R);
    memset(done, 0, sizeof done);
    int rem = N;
    int maxx = 0;
    while ((maxx + 1) * (maxx + 2) / 2 < N) maxx++;
    while (rem > 1) {
        for (int i = 0; i < N; i++) {
            if (!done[i]) B[i] = std::min(W / rem, maxx);
            else B[i] = 0;
        }
        playRound(B, R);
        for (int i = 0; i < N; i++) {
            if (!done[i] && R[i] <= B[i]) {
                done[i] = true;
                rem--;
            }
        }
    }
    for (int i = 0; i < N; i++) {
        if (!done[i]) return i;
    }
    return 0;
}

int greaterValue(int N, int W) {
    int B[100], R[100];
    int l = 1, r = min(W / 2, 20);
    while (l <= r) {
        int mid = (l + r) >> 1;
        memset(B, 0, sizeof B);
        B[0] = B[1] = mid;
        playRound(B, R);
        if (R[0] != R[1]) {
            if (R[1] > B[1] && R[0] <= B[0]) {
                return 1;
            }
            if (R[1] <= B[1] && R[0] > B[0]) {
                return 0;
            }
        }
        if (R[0] > B[0]) {
            l = mid + 1;
        }
        else r = mid - 1;
    }
    return 0;
}

void allValues(int N, int W, int *P) {
    if (W == 2*N) {
        // TODO: Implement Subtask 4 solution here.
        // You may leave this block unmodified if you are not attempting this
        // subtask.
    } else {
        // TODO: Implement Subtask 5 solution here.
        // You may leave this block unmodified if you are not attempting this
        // subtask.
    }
}

Subtask #1
4.0 / 4.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 344 KB Output is correct
2 Correct 3 ms 344 KB Output is correct
3 Correct 3 ms 344 KB Output is correct
4 Correct 4 ms 344 KB Output is correct

Subtask #2
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 10 ms 344 KB Output is correct
2 Correct 10 ms 344 KB Output is correct
3 Correct 11 ms 344 KB Output is correct
4 Correct 11 ms 344 KB Output is correct

Subtask #3
14.0 / 18.0

# 결과 실행 시간 메모리 Grader output
1 Correct 40 ms 480 KB Output is correct
2 Partially correct 40 ms 464 KB Output is partially correct
3 Correct 38 ms 484 KB Output is correct
4 Correct 38 ms 460 KB Output is correct
5 Partially correct 37 ms 464 KB Output is partially correct
6 Correct 38 ms 344 KB Output is correct
7 Partially correct 39 ms 464 KB Output is partially correct
8 Correct 37 ms 460 KB Output is correct
9 Correct 38 ms 464 KB Output is correct
10 Correct 45 ms 732 KB Output is correct

Subtask #4
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 344 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 53.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 1 ms 344 KB Output isn't correct
2 Halted 0 ms 0 KB -