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Submission #872047

# Submission time Handle Problem Language Result Execution time Memory
872047 2023-11-12T07:54:46 Z MON Easter Eggs (info1cup17_eastereggs) C++14
0 / 100
 2 ms 504 KB 
#include<iostream>
#include<vector>
using namespace std;

int query(vector<int> islands);

vector<int> vecini[513]; vector<int> v = {0};

void dfs(int a,int p = -1)
{
    v.emplace_back(a);
    for(auto &it : vecini[a])
        if(it != p) dfs(it,a);
}

vector<int> get(int p)
{
    vector<int> g;
    for(int i = 0 ; i <= p ; i++) g.emplace_back(v[i]);
    return g;
}

int findEgg(int N, vector<pair<int,int>> bridges)
{
    for(auto &it : bridges) vecini[it.first].emplace_back(it.second),vecini[it.second].emplace_back(it.first);
    dfs(1); int n = N;
    int pas = 1, ans = 0; for(; pas <= N ; pas <<= 1);
    for(; pas ; pas >>= 1)
        if(ans + pas <= n) ans += pas * (1 ^ query(get(ans+pas)));
    return v[ans + 1];
}

Subtask #1
0 / 40.0

# Verdict Execution time Memory Grader output
1 Runtime error 2 ms 448 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #2
0 / 40.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 472 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #3
0 / 20.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 504 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -