oj.uz

Submission #969723

# Submission time Handle Problem Language Result Execution time Memory
969723 2024-04-25T13:47:59 Z socpite Koala Game (APIO17_koala) C++14
43 / 100
 47 ms 1112 KB 
#include "koala.h"
#include<bits/stdc++.h>
using namespace std;

int B[105], R[105];

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.
    return 0;
}
vector<int> search_set = {1, 2, 3, 5, 6, 7, 8};

int maxValue(int N, int W) {
    vector<int> vec = {1, 2, 4, 11};
    vector<int> good(N);
    iota(good.begin(), good.end(), 0);
    for(auto v: vec){
        fill(B, B + N, 0);
        for(auto id: good)B[id] = v;
        playRound(B, R);
        good.clear();
        for(int i = 0; i < N; i++)if(R[i] > v)good.push_back(i);
    }
    return good.back();
}

int greaterValue(int N, int W) {
    int l = 0, r = 6;
    while(l <= r){
        int md = (l+r)>>1;
        int mid = search_set[md];
        B[0] = B[1] = mid;
        playRound(B, R);
        if (R[0] > mid and R[1] <= mid) return 0;
        if (R[1] > mid and R[0] <= mid) return 1;
        if(R[0] > mid && R[1] > mid)l = md + 1;
        else r = md - 1;
    }
    return 0;

    // k p0 <= sum (k+1)so dau tien < p1
}

int n;

int bound[9][2] = {
    {0, 0},
    {0, 4},
    {2, 10},
    {5, 19},
    {9, 31},
    {14, 46},
    {20, 64},
    {27, 85},
    {35, 101}
};

int cbound[105][2];

int cnt[105][2];
bool recmp[105][105];
int ans[105];

bool cmp(int a, int b){
    assert(a != b);
    if(recmp[a][b])return 1;
    if(recmp[b][a])return 0;
    int la = max(cnt[a][0] - 1, cbound[a][0]), ra = min(100 - cnt[a][1], cbound[a][1]);
    int lb = max(cnt[b][0] - 1, cbound[b][0]), rb = min(100 - cnt[b][1], cbound[b][1]);
    if(la >= rb){
        cnt[a][0]++;
        cnt[b][1]++;
        recmp[b][a] = 1;
        return 0;
    }
    if(lb >= ra){
        recmp[a][b] = 1;
        cnt[b][0]++;
        cnt[a][1]++;
        return 1;
    }
    int l = -1, r = -1;
    for(int i = 1; i <= 8; i++){
        if(bound[i][0] >= min(ra, rb) || bound[i][1] <= max(la, lb))continue;
        if(l == -1)l = i;
        r = i;
    }
    while(l <= r){
        int md = (l+r)>>1;
        int mid = search_set[md];
        fill(B, B+n, 0);
        B[a] = B[b] = mid;
        playRound(B, R);
        // cout << mid << " " << R[a] << " " << R[b] << endl;
        if (R[a] > mid and R[b] <= mid) {
            cnt[a][0]++;
            cnt[b][1]++;
            recmp[b][a] = 1;
            return 0;
        }
        if (R[b] > mid and R[a] <= mid) {
            cnt[b][0]++;
            cnt[a][1]++;
            recmp[a][b] = 1;
            return 1;
        }
        if(R[a] > mid && R[b] > mid){
            l = md + 1;
            cbound[a][0] = max(cbound[a][0], bound[mid][1]);
            cbound[b][0] = max(cbound[b][0], bound[mid][1]);
        }
        else {
            r = md - 1;
            cbound[a][1] = min(cbound[a][1], bound[mid][0]);
            cbound[b][1] = min(cbound[b][1], bound[mid][0]);
        }
    }
    assert(false);
    return 0;
}

bool cmp_subtask_4(int a, int b){
    fill(B, B+n, 0);
    B[a] = B[b] = n;
    playRound(B, R);
    return R[a] < R[b];
}

mt19937 rng_lmao(69420);

void allValues(int N, int W, int *P) {
    n = N;
    if (W == 2*N) {
        vector<int> vec(N);
        iota(vec.begin(), vec.end(), 0);
        stable_sort(vec.begin(), vec.end(), cmp_subtask_4);
        for(int i = 0; i < N; i++)P[vec[i]] = i+1;
    } else {
        for(int i = 0; i < N; i++)cbound[i][1] = 101;
        vector<int> vec(N);
        iota(vec.begin(), vec.end(), 0);
        shuffle(vec.begin(), vec.end(), rng_lmao);
        sort(vec.begin(), vec.end(), cmp);
        for(int i = 0; i < N; i++)P[vec[i]] = i+1;
        
    }
}

Subtask #1
0 / 4.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 344 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 344 KB Output is correct
2 Correct 10 ms 344 KB Output is correct
3 Correct 11 ms 468 KB Output is correct
4 Correct 10 ms 344 KB Output is correct

Subtask #3
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 41 ms 496 KB Output is correct
2 Correct 47 ms 344 KB Output is correct
3 Correct 40 ms 492 KB Output is correct
4 Correct 39 ms 492 KB Output is correct
5 Correct 41 ms 472 KB Output is correct
6 Correct 44 ms 1112 KB Output is correct
7 Correct 40 ms 492 KB Output is correct
8 Correct 44 ms 488 KB Output is correct
9 Correct 40 ms 488 KB Output is correct
10 Correct 39 ms 476 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 18 ms 456 KB Output is correct
2 Correct 28 ms 344 KB Output is correct
3 Correct 28 ms 344 KB Output is correct
4 Correct 28 ms 344 KB Output is correct
5 Correct 27 ms 344 KB Output is correct
6 Correct 27 ms 596 KB Output is correct
7 Correct 28 ms 464 KB Output is correct
8 Correct 28 ms 344 KB Output is correct
9 Correct 33 ms 592 KB Output is correct
10 Correct 27 ms 344 KB Output is correct
11 Correct 28 ms 344 KB Output is correct
12 Correct 12 ms 344 KB Output is correct
13 Correct 26 ms 344 KB Output is correct
14 Correct 24 ms 344 KB Output is correct
15 Correct 24 ms 344 KB Output is correct
16 Correct 25 ms 344 KB Output is correct
17 Correct 25 ms 344 KB Output is correct
18 Correct 24 ms 344 KB Output is correct
19 Correct 25 ms 344 KB Output is correct
20 Correct 25 ms 344 KB Output is correct

Subtask #5
0 / 53.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 600 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -