Submission #600479

#	Time	Username	Problem	Language	Result	Execution time	Memory
600479		snasibov05	Stranded Far From Home (BOI22_island)	C++14	10 / 100	1069 ms	17792 KiB

island

#include <bits/stdc++.h>

using namespace std;

#define int long long

signed main() {
    int n, m; cin >> n >> m;
    vector<int> s(n+1);
    for (int i = 1; i <= n; ++i) cin >> s[i];
    vector<vector<int>> ed(n+1);
    for (int i = 0; i < m; ++i){
        int a, b; cin >> a >> b;
        ed[a].push_back(b);
        ed[b].push_back(a);
    }

    string res;
    for (int i = 1; i <= n; ++i){
        int cursz = s[i];
        set<pair<int, int>> st;
        vector<bool> visited(n+1); visited[i] = true;
        for (auto to : ed[i]) st.insert({s[to], to});
        bool flag = true;
        while (!st.empty()){
            auto it = st.begin();
            if (it->first > cursz) {
                flag = false;
                break;
            }
            cursz += it->first;
            visited[it->second] = true;
            for (auto to : ed[it->second]) {
                if (visited[to]) continue;
                st.insert({s[to], to});
            };
            st.erase(it);
        }

        if (flag) res += '1';
        else res += '0';
    }

    cout << res << "\n";

    return 0;
}

• Subtask 1: 10 / 10
• Subtask 2: 0 / 10
• Subtask 3: 0 / 15
• Subtask 4: 0 / 30
• Subtask 5: 0 / 35