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Submission #247310

# Submission time Handle Problem Language Result Execution time Memory
247310 2020-07-11T08:42:38 Z dantoh000 Lokahian Relics (FXCUP4_lokahia) C++17
0 / 100
 6 ms 768 KB 
#include <bits/stdc++.h>
using namespace std;
#include "lokahia.h"
int Q[205][205];
int tq = 0;
int query(int i, int j){
    if (i == j) return Q[i][i] = i;
    else if (tq >= 300) return -1;
    else if (Q[i][j] == -2) {
        tq++;
        return Q[i][j] = Q[j][i] = CollectRelics(i,j);
    }
    else return Q[i][j];
}
int FindBase(int N){
    for (int i = 0; i < N; i++) for (int j = 0; j < N; j++) Q[i][j] = -2;
    vector<int> good;
    for (int i = 0; i < N; i++) good.push_back(i);
    while (good.size() && tq <= 300){
        int cur = good[0];
        for (auto x : good){
            if (cur == x) continue;
            int q = query(cur,x);
            if (q != -1 && q > cur) cur = q;
        }
        int ct = 0;
        vector<int> bad;
        for (auto x : good){
            if (x == cur || query(x,cur) != -1) ct++;
            else bad.push_back(x);
            if (ct > N/2) break;
        }
        if (ct > N/2) return cur;
        good.clear();
        for (auto x : bad){
            good.push_back(x);
        }
        bad.clear();
    }
    return -1;
}

Subtask #1
0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 768 KB Correct : C = 300
2 Correct 5 ms 640 KB Correct : C = 300
3 Correct 6 ms 640 KB Correct : C = 119
4 Correct 5 ms 640 KB Correct : C = 120
5 Correct 5 ms 640 KB Correct : C = 121
6 Correct 5 ms 768 KB Correct : C = 120
7 Correct 5 ms 512 KB Correct : C = 0
8 Correct 5 ms 640 KB Correct : C = 119
9 Correct 6 ms 640 KB Correct : C = 120
10 Correct 6 ms 768 KB Correct : C = 200
11 Correct 5 ms 768 KB Correct : C = 200
12 Correct 5 ms 640 KB Correct : C = 300
13 Correct 5 ms 768 KB Correct : C = 199
14 Correct 5 ms 768 KB Correct : C = 200
15 Correct 5 ms 768 KB Correct : C = 300
16 Correct 5 ms 640 KB Correct : C = 300
17 Correct 6 ms 768 KB Correct : C = 300
18 Correct 5 ms 512 KB Correct : C = 4
19 Correct 6 ms 640 KB Correct : C = 300
20 Correct 6 ms 768 KB Correct : C = 200
21 Correct 6 ms 768 KB Correct : C = 300
22 Correct 6 ms 768 KB Correct : C = 300
23 Correct 6 ms 768 KB Correct : C = 300
24 Correct 5 ms 768 KB Correct : C = 199
25 Incorrect 6 ms 768 KB Wrong
26 Incorrect 6 ms 768 KB Wrong
27 Correct 6 ms 768 KB Correct : C = 300