oj.uz

답안 #716537

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
716537 2023-03-30T09:21:04 Z tht2005 코알라 (APIO17_koala) C++17
47 / 100
 55 ms 336 KB 
#include "koala.h"

#include <bits/stdc++.h>

using namespace std;

const int N = 102;

int B[N], R[N];

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

int maxValue(int N, int W) {
    vector<int> S(N);
    iota(S.begin(), S.end(), 0);
    while((int)S.size() > 1) {
        memset(B, 0, N * sizeof *B);
        for(int i : S) {
            B[i] = N / S.size();
        }
        playRound(B, R);
        vector<int> T;
        for(int i : S) {
            if(R[i] > B[i]) {
                T.push_back(i);
            }
        }
        S.swap(T);
    }
    return S[0];
}

int greaterValue(int N, int W) {
    memset(B, 0, N * sizeof *B);
    int l = 1, r = 9;
    while(l <= r) {
        int mid = (l + r) >> 1;
        B[0] = B[1] = mid;
        playRound(B, R);
        bool check = (R[0] > B[0]), check1 = (R[1] > B[1]);
        if(check != check1) {
            return check ? 0 : 1;
        }
        if(check) {
            l = mid + 1;
        }
        else {
            r = mid - 1;
        }
    }
}

bool compare(int i, int j) {
    memset(B, 0, sizeof(B));
    int l = 59, r = 60;
    while(l <= r) {
        int mid = (l + r) >> 1;
        B[i] = B[j] = mid;
        playRound(B, R);
        bool check = (R[i] > B[i]), check1 = (R[j] > B[j]);
        if(check != check1) {
            return !check;
        }
        if(check) {
            l = mid + 1;
        }
        else {
            r = mid - 1;
        }
    }
}

void solve(int l, int r, vector<int>& A) {
    if(l == r) {
        return;
    }
    int m = (l + r) >> 1;
    solve(l, m, A);
    solve(m + 1, r, A);
    vector<int> B(r + 1 - l);
    for(int i = l, j = l, k = m + 1; i <= r; ++i) {
        if(k > r || (j <= m && compare(A[j], A[k]))) {
            B[i - l] = A[j++];
        }
        else {
            B[i - l] = A[k++];
        }
    }
    for(int i = l; i <= r; ++i) {
        A[i] = B[i - l];
    }
}

void allValues(int N, int W, int *P) {
    if (W == 2*N) {
        vector<int> A(N);
        iota(A.begin(), A.end(), 0);
        solve(0, N - 1, A);
        for(int i = 0; i < N; ++i) {
            P[A[i]] = i + 1;
        }
    }
    else {

    }
}

Compilation message

koala.cpp: In function 'int minValue(int, int)':
koala.cpp:20:1: warning: control reaches end of non-void function [-Wreturn-type]
   20 | }
      | ^
koala.cpp: In function 'int greaterValue(int, int)':
koala.cpp:60:1: warning: control reaches end of non-void function [-Wreturn-type]
   60 | }
      | ^
koala.cpp: In function 'bool compare(int, int)':
koala.cpp:80:1: warning: control reaches end of non-void function [-Wreturn-type]
   80 | }
      | ^

Subtask #1
4.0 / 4.0

# 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 320 KB Output is correct
4 Correct 4 ms 208 KB Output is correct

Subtask #2
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 14 ms 324 KB Output is correct
2 Correct 11 ms 208 KB Output is correct
3 Correct 11 ms 208 KB Output is correct
4 Correct 11 ms 316 KB Output is correct

Subtask #3
18.0 / 18.0

# 결과 실행 시간 메모리 Grader output
1 Correct 53 ms 324 KB Output is correct
2 Correct 53 ms 324 KB Output is correct
3 Correct 45 ms 324 KB Output is correct
4 Correct 47 ms 320 KB Output is correct
5 Correct 44 ms 328 KB Output is correct
6 Correct 50 ms 336 KB Output is correct
7 Correct 55 ms 336 KB Output is correct
8 Correct 50 ms 336 KB Output is correct
9 Correct 51 ms 324 KB Output is correct
10 Correct 54 ms 336 KB Output is correct

Subtask #4
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 21 ms 296 KB Output is correct
2 Correct 30 ms 208 KB Output is correct
3 Correct 29 ms 292 KB Output is correct
4 Correct 29 ms 316 KB Output is correct
5 Correct 27 ms 208 KB Output is correct
6 Correct 28 ms 208 KB Output is correct
7 Correct 28 ms 300 KB Output is correct
8 Correct 27 ms 276 KB Output is correct
9 Correct 28 ms 208 KB Output is correct
10 Correct 29 ms 320 KB Output is correct
11 Correct 28 ms 296 KB Output is correct
12 Correct 15 ms 336 KB Output is correct
13 Correct 27 ms 208 KB Output is correct
14 Correct 27 ms 296 KB Output is correct
15 Correct 31 ms 208 KB Output is correct
16 Correct 23 ms 312 KB Output is correct
17 Correct 24 ms 208 KB Output is correct
18 Correct 27 ms 208 KB Output is correct
19 Correct 25 ms 316 KB Output is correct
20 Correct 26 ms 208 KB Output is correct

Subtask #5
0 / 53.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 208 KB Output isn't correct
2 Halted 0 ms 0 KB -