oj.uz

답안 #217715

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
217715 2020-03-30T13:40:58 Z Vimmer 새 집 (APIO18_new_home) C++17
0 / 100
 332 ms 22092 KB 
#include <bits/stdc++.h>

#define F first
#define S second
#define sz(x) int(x.size())
#define pb push_back
#define N 100005
#define M ll(998244353)

using namespace std;

typedef long double ld;
typedef long long ll;
typedef short int si;


vector <pair <pair <int, int>, int> > sost;

set <int> se[410];

int main()
{
    ios_base::sync_with_stdio(0); istream::sync_with_stdio(0); cin.tie(0); cout.tie(0);

    int n, k, q;

    cin >> n >> k >> q;

    for (int i = 0; i < n; i++)
    {
        int x, t, l, r;

        cin >> x >> t >> l >> r;

        sost.pb({{l, x}, t});

        sost.pb({{r, x}, -t});
    }

    vector <pair <pair <int, int>, int>  > gr; gr.resize(q);

    for (int i = 0; i < q; i++) {cin >> gr[i].F.S >> gr[i].F.F; gr[i].S = i;}

    sort(sost.begin(), sost.end());

    sort(gr.begin(), gr.end());

    int ans[q];

    int j = 0;

    for (auto it : gr)
    {
        int nm = it.S, x = it.F.S, tr = it.F.F;

        while (j < n + n && sost[j].F.F <= tr)
        {
            int tp = abs(sost[j].S);

            if (sost[j].S > 0) se[tp].insert(sost[j].F.S);
               else se[tp].erase(sost[j].F.S);

            j++;
        }

        bool f = 1;

        int mx = 0;

        for (int i = 1; i <= k; i++)
        {
            if (sz(se[i]) == 0) {f = 0; break;}

            auto it = se[i].upper_bound(x);

            int mn = 1e9;

            if (it != se[i].end()) mn = min(mn, abs(*it - x));

            if (it != se[i].begin()) {it--; mn = min(mn, abs(*it - x)); }

            mx = max(mx, mn);
        }

        if (!f) ans[nm] = -1; else ans[nm] = mx;
    }

    for (int i = 0; i < q; i++) cout << ans[i] << endl;
}

Subtask #1
0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 4 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Incorrect 6 ms 384 KB Output isn't correct
6 Halted 0 ms 0 KB -

Subtask #2
0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 4 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Incorrect 6 ms 384 KB Output isn't correct
6 Halted 0 ms 0 KB -

Subtask #3
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 332 ms 21936 KB Execution killed with signal 11 (could be triggered by violating memory limits)
2 Halted 0 ms 0 KB -

Subtask #4
0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 324 ms 22092 KB Execution killed with signal 11 (could be triggered by violating memory limits)
2 Halted 0 ms 0 KB -

Subtask #5
0 / 35.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 4 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Incorrect 6 ms 384 KB Output isn't correct
6 Halted 0 ms 0 KB -

Subtask #6
0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 4 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Incorrect 6 ms 384 KB Output isn't correct
6 Halted 0 ms 0 KB -