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답안 #156538

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
156538 2019-10-06T11:44:42 Z Alexa2001 코알라 (APIO17_koala) C++17
59 / 100
 70 ms 760 KB 
#include "koala.h"
#include <bits/stdc++.h>

using namespace std;

const int Nmax = 105;
int a[Nmax], b[Nmax];

int minValue(int N, int W)
{
    int i;
    for(i=1; i<N; ++i) a[i] = 0;
    a[1] = 1;

    int id;
    playRound(a, b);

    for(i=0; i<N; ++i)
        if(b[i] < a[i] + 1)
            id = i;
    return id;
}

int maxValue(int N, int W)
{
    int i, step, nr = N;
    bool used[Nmax];

    for(i=0; i<N; ++i) used[i] = 1;

    for(step = 0; step < 4; ++step)
    {
        for(i=0; i<N; ++i)
            if(used[i]) a[i] = N / nr;
                else a[i] = 0;

        playRound(a, b);

        for(i=0; i<N; ++i)
            if(used[i] && b[i] <= a[i])
                used[i] = 0, --nr;
    }

    assert(nr == 1);
    for(i=0; i<N; ++i)
        if(used[i]) return i;
    assert(0);
}

bool cmp(int x, int y) /// 1 daca x < y;
{
    if(x == y) return 0;

    int l = 1, r = 9, mid;
    while(1)
    {
        mid = (l + r) / 2;

        int i;
        for(i=0; i<100; ++i) a[i] = ((i == x || i == y) ? mid : 0);

        playRound(a, b);

        bool X, Y;
        X = b[x] > a[x];
        Y = b[y] > a[y];

        if(X ^ Y)
            return Y;

        if(!X) r = mid - 1;
            else l = mid + 1;
    }
    assert(0);
}

bool cmp2(int x, int y)
{
    if(x == y) return 0;

    int i;
    for(i=0; i<100; ++i) a[i] = 0;
    a[x] = a[y] = 100;

    playRound(a, b);

    return (a[y] < b[y]);
}

int greaterValue(int N, int W)
{
    return (cmp(0, 1) ? 1 : 0);
}

void allValues(int N, int W, int *P)
{
    int i;
    for(i=0; i<N; ++i) P[i] = i;
    int ans[Nmax];

    if (W == 2*N)
        sort(P, P+N, cmp2);
    else
        sort(P, P+N, cmp);

    for(i=0; i<N; ++i)
        ans[P[i]] = i+1;

    for(i=0; i<N; ++i)
        P[i] = ans[i];
}

Compilation message

koala.cpp: In function 'int minValue(int, int)':
koala.cpp:21:12: warning: 'id' may be used uninitialized in this function [-Wmaybe-uninitialized]
     return id;
            ^~

Subtask #1
4.0 / 4.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 376 KB Output is correct
2 Correct 6 ms 376 KB Output is correct
3 Correct 6 ms 380 KB Output is correct
4 Correct 6 ms 376 KB Output is correct

Subtask #2
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 16 ms 376 KB Output is correct
2 Correct 16 ms 376 KB Output is correct
3 Correct 16 ms 376 KB Output is correct
4 Correct 16 ms 376 KB Output is correct

Subtask #3
18.0 / 18.0

# 결과 실행 시간 메모리 Grader output
1 Correct 61 ms 376 KB Output is correct
2 Correct 70 ms 632 KB Output is correct
3 Correct 60 ms 628 KB Output is correct
4 Correct 60 ms 632 KB Output is correct
5 Correct 61 ms 760 KB Output is correct
6 Correct 62 ms 632 KB Output is correct
7 Correct 60 ms 632 KB Output is correct
8 Correct 61 ms 632 KB Output is correct
9 Correct 62 ms 632 KB Output is correct
10 Correct 60 ms 732 KB Output is correct

Subtask #4
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 38 ms 376 KB Output is correct
2 Incorrect 42 ms 376 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #5
22.0 / 53.0

# 결과 실행 시간 메모리 Grader output
1 Partially correct 32 ms 376 KB Output is partially correct
2 Partially correct 43 ms 380 KB Output is partially correct
3 Partially correct 40 ms 376 KB Output is partially correct
4 Partially correct 40 ms 376 KB Output is partially correct
5 Partially correct 46 ms 376 KB Output is partially correct
6 Partially correct 40 ms 376 KB Output is partially correct
7 Partially correct 41 ms 504 KB Output is partially correct
8 Partially correct 43 ms 376 KB Output is partially correct
9 Partially correct 43 ms 504 KB Output is partially correct
10 Partially correct 38 ms 376 KB Output is partially correct
11 Partially correct 41 ms 376 KB Output is partially correct
12 Partially correct 29 ms 504 KB Output is partially correct
13 Partially correct 42 ms 360 KB Output is partially correct
14 Partially correct 40 ms 376 KB Output is partially correct
15 Partially correct 40 ms 504 KB Output is partially correct
16 Partially correct 45 ms 376 KB Output is partially correct
17 Partially correct 46 ms 376 KB Output is partially correct
18 Partially correct 46 ms 376 KB Output is partially correct
19 Partially correct 39 ms 376 KB Output is partially correct
20 Partially correct 41 ms 376 KB Output is partially correct
21 Partially correct 39 ms 380 KB Output is partially correct
22 Partially correct 43 ms 376 KB Output is partially correct
23 Partially correct 34 ms 376 KB Output is partially correct
24 Partially correct 42 ms 376 KB Output is partially correct
25 Partially correct 42 ms 376 KB Output is partially correct
26 Partially correct 44 ms 380 KB Output is partially correct
27 Partially correct 41 ms 376 KB Output is partially correct
28 Partially correct 42 ms 376 KB Output is partially correct
29 Partially correct 41 ms 376 KB Output is partially correct
30 Partially correct 41 ms 376 KB Output is partially correct
31 Partially correct 40 ms 376 KB Output is partially correct
32 Partially correct 41 ms 376 KB Output is partially correct
33 Partially correct 41 ms 376 KB Output is partially correct
34 Partially correct 37 ms 376 KB Output is partially correct
35 Partially correct 41 ms 348 KB Output is partially correct
36 Partially correct 39 ms 376 KB Output is partially correct
37 Partially correct 40 ms 376 KB Output is partially correct
38 Partially correct 41 ms 376 KB Output is partially correct
39 Partially correct 40 ms 376 KB Output is partially correct
40 Partially correct 42 ms 376 KB Output is partially correct