oj.uz

Submission #969966

# Submission time Handle Problem Language Result Execution time Memory
969966 2024-04-26T02:44:51 Z CDuong Koala Game (APIO17_koala) C++17
100 / 100
 66 ms 600 KB 
#include "koala.h"
#include<bits/stdc++.h>
using namespace std;
 
#define isz(x) (int)x.size()
 
int B[105], R[105];
 
int minValue(int N, int W) {
    B[0] = 1;
    playRound(B, R);
    if(R[0] == 2)for(int i = 0; i < N; i++)if(R[i] == 0)return i;
    return 0;
}
vector<int> search_set = {1, 2, 3, 5, 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 = search_set.size()-1;
    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;
 
// 1-3, 3-9, 6-18, 15-45, 36-100
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];
 
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;
        cbound[a][0] = max(cbound[a][0], cbound[b][0]);
        cbound[b][1] = min(cbound[b][1], cbound[a][1]);
        return 0;
    }
    if(lb >= ra){
        recmp[a][b] = 1;
        cnt[b][0]++;
        cnt[a][1]++;
        cbound[b][0] = max(cbound[b][0], cbound[a][0]);
        cbound[a][1] = min(cbound[a][1], cbound[b][1]);
        return 1;
    }
    int l = -1, r = -1;
    for(int i = 0; i < search_set.size(); i++){
        if(bound[search_set[i]][0] >= min(ra, rb) || bound[search_set[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;
            cbound[a][0] = max(cbound[a][0], cbound[b][0]);
            cbound[b][1] = min(cbound[b][1], cbound[a][1]);
            return 0;
        }
        if (R[b] > mid and R[a] <= mid) {
            cnt[b][0]++;
            cnt[a][1]++;
            recmp[a][b] = 1; 
            cbound[b][0] = max(cbound[b][0], cbound[a][0]);
            cbound[a][1] = min(cbound[a][1], cbound[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);
 
pair<int, int> vis[105][105];
 
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 {
        vis[1][101] = {1, 51};
vis[1][51] = {1, 26};
vis[1][26] = {1, 14};
vis[1][14] = {1, 8};
vis[1][8] = {1, 5};
vis[1][5] = {1, 3};
vis[1][3] = {1, 2};
vis[3][5] = {2, 4};
vis[5][8] = {2, 7};
vis[5][7] = {3, 6};
vis[8][14] = {2, 11};
vis[8][11] = {3, 10};
vis[8][10] = {4, 9};
vis[11][14] = {4, 13};
vis[11][13] = {5, 12};
vis[14][26] = {2, 20};
vis[14][20] = {3, 18};
vis[14][18] = {4, 17};
vis[14][17] = {5, 16};
vis[14][16] = {5, 15};
vis[18][20] = {6, 19};
vis[20][26] = {4, 24};
vis[20][24] = {6, 23};
vis[20][23] = {7, 22};
vis[20][22] = {6, 21};
vis[24][26] = {7, 25};
vis[26][51] = {2, 39};
vis[26][39] = {3, 34};
vis[26][34] = {4, 31};
vis[26][31] = {6, 30};
vis[26][30] = {7, 29};
vis[26][29] = {8, 28};
vis[26][28] = {7, 27};
vis[31][34] = {9, 33};
vis[31][33] = {8, 32};
vis[34][39] = {7, 38};
vis[34][38] = {9, 37};
vis[34][37] = {9, 36};
vis[34][36] = {8, 35};
vis[39][51] = {4, 47};
vis[39][47] = {5, 45};
vis[39][45] = {7, 44};
vis[39][44] = {8, 43};
vis[39][43] = {10, 42};
vis[39][42] = {10, 41};
vis[39][41] = {9, 40};
vis[45][47] = {10, 46};
vis[47][51] = {12, 50};
vis[47][50] = {11, 49};
vis[47][49] = {10, 48};
vis[51][101] = {2, 76};
vis[51][76] = {3, 66};
vis[51][66] = {4, 61};
vis[51][61] = {6, 58};
vis[51][58] = {8, 57};
vis[51][57] = {9, 56};
vis[51][56] = {11, 55};
vis[51][55] = {12, 54};
vis[51][54] = {11, 53};
vis[51][53] = {10, 52};
vis[58][61] = {12, 60};
vis[58][60] = {11, 59};
vis[61][66] = {13, 65};
vis[61][65] = {13, 64};
vis[61][64] = {12, 63};
vis[61][63] = {11, 62};
vis[66][76] = {7, 74};
vis[66][74] = {9, 73};
vis[66][73] = {10, 72};
vis[66][72] = {12, 71};
vis[66][71] = {14, 70};
vis[66][70] = {14, 69};
vis[66][69] = {13, 68};
vis[66][68] = {12, 67};
vis[74][76] = {12, 75};
vis[76][101] = {4, 92};
vis[76][92] = {5, 87};
vis[76][87] = {7, 84};
vis[76][84] = {10, 83};
vis[76][83] = {11, 82};
vis[76][82] = {13, 81};
vis[76][81] = {16, 80};
vis[76][80] = {15, 79};
vis[76][79] = {13, 78};
vis[76][78] = {12, 77};
vis[84][87] = {14, 86};
vis[84][86] = {13, 85};
vis[87][92] = {16, 91};
vis[87][91] = {15, 90};
vis[87][90] = {14, 89};
vis[87][89] = {13, 88};
vis[92][101] = {11, 100};
vis[92][100] = {12, 99};
vis[92][99] = {14, 98};
vis[92][98] = {16, 97};
vis[92][97] = {17, 96};
vis[92][96] = {16, 95};
vis[92][95] = {15, 94};
vis[92][94] = {14, 93};
 
    auto dfs = [&](auto self, vector<int> idx, int l, int r) -> void {
        if (l + 1 == r) {
            P[idx.front()] = l;
            return;
        }
        fill(B, B + n, 0);
        int val = vis[l][r].first;
        // cout << l << " " << r << " " << val << endl;
        for (int idx_ : idx) B[idx_] = val;
        playRound(B, R);
        vector<int> left, right;
        for (int idx_ : idx) {
            if (R[idx_] > val) right.emplace_back(idx_);
            else left.emplace_back(idx_);
        }
        // cout << l << " " << r << " " << l + isz(left) << " " << r - isz(right) << " " << vis[l][r].second << endl;
        // assert(l + isz(left) == vis[l][r].second);
        // assert(r - isz(right) == vis[l][r].second);
        self(self, left, l, l + isz(left));
        self(self, right, r - isz(right), r);
    };
    vector<int> idx(n);
    iota(idx.begin(), idx.end(), 0);
    dfs(dfs, idx, 1, n + 1);
        
    }
}

Compilation message

koala.cpp: In function 'bool cmp(int, int)':
koala.cpp:91:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   91 |     for(int i = 0; i < search_set.size(); i++){
      |                    ~~^~~~~~~~~~~~~~~~~~~

Subtask #1
4.0 / 4.0

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

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 10 ms 596 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 58 ms 476 KB Output is correct
2 Correct 63 ms 476 KB Output is correct
3 Correct 61 ms 476 KB Output is correct
4 Correct 55 ms 476 KB Output is correct
5 Correct 60 ms 476 KB Output is correct
6 Correct 55 ms 344 KB Output is correct
7 Correct 66 ms 476 KB Output is correct
8 Correct 55 ms 480 KB Output is correct
9 Correct 55 ms 492 KB Output is correct
10 Correct 63 ms 600 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 18 ms 504 KB Output is correct
2 Correct 28 ms 344 KB Output is correct
3 Correct 29 ms 344 KB Output is correct
4 Correct 27 ms 344 KB Output is correct
5 Correct 28 ms 344 KB Output is correct
6 Correct 27 ms 344 KB Output is correct
7 Correct 30 ms 344 KB Output is correct
8 Correct 28 ms 344 KB Output is correct
9 Correct 27 ms 460 KB Output is correct
10 Correct 26 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 25 ms 464 KB Output is correct
15 Correct 27 ms 456 KB Output is correct
16 Correct 29 ms 344 KB Output is correct
17 Correct 25 ms 468 KB Output is correct
18 Correct 24 ms 344 KB Output is correct
19 Correct 25 ms 344 KB Output is correct
20 Correct 28 ms 344 KB Output is correct

Subtask #5
53.0 / 53.0

# Verdict Execution time Memory 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 3 ms 344 KB Output is correct
5 Correct 3 ms 344 KB Output is correct
6 Correct 3 ms 344 KB Output is correct
7 Correct 3 ms 344 KB Output is correct
8 Correct 3 ms 344 KB Output is correct
9 Correct 3 ms 344 KB Output is correct
10 Correct 3 ms 344 KB Output is correct
11 Correct 3 ms 344 KB Output is correct
12 Correct 3 ms 344 KB Output is correct
13 Correct 3 ms 544 KB Output is correct
14 Correct 3 ms 344 KB Output is correct
15 Correct 3 ms 596 KB Output is correct
16 Correct 3 ms 344 KB Output is correct
17 Correct 3 ms 344 KB Output is correct
18 Correct 3 ms 344 KB Output is correct
19 Correct 3 ms 344 KB Output is correct
20 Correct 3 ms 344 KB Output is correct
21 Correct 3 ms 344 KB Output is correct
22 Correct 3 ms 344 KB Output is correct
23 Correct 3 ms 344 KB Output is correct
24 Correct 3 ms 344 KB Output is correct
25 Correct 3 ms 344 KB Output is correct
26 Correct 3 ms 344 KB Output is correct
27 Correct 3 ms 344 KB Output is correct
28 Correct 3 ms 344 KB Output is correct
29 Correct 3 ms 344 KB Output is correct
30 Correct 3 ms 344 KB Output is correct
31 Correct 3 ms 548 KB Output is correct
32 Correct 3 ms 344 KB Output is correct
33 Correct 3 ms 344 KB Output is correct
34 Correct 3 ms 344 KB Output is correct
35 Correct 3 ms 344 KB Output is correct
36 Correct 3 ms 344 KB Output is correct
37 Correct 3 ms 344 KB Output is correct
38 Correct 3 ms 344 KB Output is correct
39 Correct 3 ms 344 KB Output is correct
40 Correct 3 ms 344 KB Output is correct