Submission #568725

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
568725	2022-05-26T06:26:58 Z	joelau	Reconstruction Project (JOI22_reconstruction)	C++14	0 / 100	5000 ms	6928 KB

reconstruction

#include <bits/stdc++.h>
using namespace std;

long long N,M,Q;
vector<long long> lst[505];

int main() {
    ios_base::sync_with_stdio(false); cin.tie(NULL);
    cin >> N >> M;
    for (long long i = 0; i < M; ++i) {
        long long u,v,w; cin >> u >> v >> w; u--, v--;
        lst[u].push_back(w);
    }
    for (long long i = 0; i < N; ++i) sort(lst[i].begin(),lst[i].end());
    cin >> Q;
    while (Q--) {
        long long x; cin >> x;
        long long ans = 0;
        for (long long i = 0; i < N-1; ++i) {
            auto it = lower_bound(lst[i].begin(),lst[i].end(),x);
            long long val = 4e18;
            if (it != lst[i].end()) val = min(val,*it - x);
            if (it != lst[i].begin()) val = min(val,x-*prev(it));
            ans += val;
        }
        cout << ans << '\n';
    }

    return 0;
}

Subtask #1
0 / 3.0

#	Verdict	Execution time	Memory	Grader output
1	Incorrect	1 ms	260 KB	Output isn't correct
2	Halted	0 ms	0 KB	-

Subtask #2
0 / 4.0

#	Verdict	Execution time	Memory	Grader output
1	Incorrect	1 ms	260 KB	Output isn't correct
2	Halted	0 ms	0 KB	-

Subtask #3
0 / 7.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Execution timed out	5017 ms	6928 KB	Time limit exceeded
5	Halted	0 ms	0 KB	-