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답안 #864587

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
864587 2023-10-23T09:38:26 Z danikoynov 새 집 (APIO18_new_home) C++14
12 / 100
 5000 ms 50084 KB 
#include<bits/stdc++.h>

using namespace std;
typedef long long ll;

const int maxn = 3e5 + 10, inf = 1e9;

struct store
{
    int x, t, a, b;
}s[maxn];

struct query
{
    int l, y, idx;
}task[maxn];

int n, k, q;

void input()
{
    cin >> n >> k >> q;
    for (int i = 1; i <= n; i ++)
        cin >> s[i].x >> s[i].t >> s[i].a >> s[i].b;

    for (int i = 1; i <= q; i ++)
        cin >> task[i].l >> task[i].y, task[i].idx = i;
}

int type[maxn];
int solve_naive(int pivot, int year)
{
    for (int i = 1; i <= k; i ++)
        type[i] = inf;

    for (int i = 1; i <= n; i ++)
    {
        if (s[i].a <= year && s[i].b >= year)
            type[s[i].t] = min(type[s[i].t], abs(pivot - s[i].x));
    }

    int ans = -1;
    for (int i = 1; i <= k; i ++)
    {
        if (type[i] == inf)
            return -1;
        ans = max(ans, type[i]);
    }

    return ans;
}

bool cmp_query(query t1, query t2)
{
    return t1.y < t2.y;
}

struct event
{
    int type, cor, add, arrive;

    event(int _type, int _cor, int _add, int _arrive)
    {
        type = _type;
        cor = _cor;
        add = _add;
        arrive = _arrive;
    }
};

bool cmp_event(event e1, event e2)
{
    if (e1.arrive != e2.arrive)
        return e1.arrive < e2.arrive;

    if (e1.add != e2.add)
        return e1.add < e2.add;

    return e1.cor < e2.cor; /// could have dublicates
}


multiset < int > act[maxn];


void add_event(int type, int cor)
{
    act[type].insert(cor);
}

void remove_event(int type, int cor)
{
    act[type].erase(act[type].find(cor));
}

int ans[maxn];

int single_query(int cor)
{
    int far = 0;
    for (int i = 1; i <= k; i ++)
    {
        if (act[i].empty())
            return -1;

        multiset < int > :: iterator it = act[i].upper_bound(cor);
        int closest = inf;
        ///if (it != act[i].end())
        ///cout << "here " << cor << " " << *it << endl;
        if (it != act[i].end())
            closest = min(closest, *it - cor);
        
        if (it != act[i].begin())
            closest = min(closest, cor - *prev(it));
        
        far = max(far, closest);
        ///cout << far << endl;
    }

    return far;
}
void answer_queries()
{
    sort(task + 1, task + q + 1, cmp_query);
    
    vector < event > events;
    for (int i = 1; i <= n; i ++)
    {
        events.push_back(event(s[i].t, s[i].x, 1, s[i].a));
        events.push_back(event(s[i].t, s[i].x, -1, s[i].b + 1));
    }

    sort(events.begin(), events.end(), cmp_event);

    int pt = 1;
    for (event cur : events)
    {
        while(pt <= q && task[pt].y < cur.arrive)
        {
            ans[task[pt].idx] = single_query(task[pt].l);
            pt ++;
        }

        if (cur.add == 1)
            add_event(cur.type, cur.cor);
        else
            remove_event(cur.type, cur.cor);
    }

    while(pt <= q)
    {
         ans[task[pt].idx] = single_query(task[pt].l);
         pt ++;
    }

    for (int i = 1; i <= q; i ++)
        cout << ans[i] << endl;
}
void solve()
{
    input();
    answer_queries();
}

int main()
{
    solve();
    return 0;
}

/**
4 2 4
3 1 1 10
9 2 2 4
7 2 5 7
4 1 8 10
5 3
5 6
5 9
1 10

2 1 3
1 1 1 4
1 1 2 6
1 3
1 5
1 7

1 1 1
100000000 1 1 1
1 1



*/

Subtask #1
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 18780 KB Output is correct
2 Correct 3 ms 18780 KB Output is correct
3 Correct 3 ms 18780 KB Output is correct
4 Correct 3 ms 18892 KB Output is correct
5 Correct 4 ms 18776 KB Output is correct
6 Correct 5 ms 18936 KB Output is correct
7 Correct 5 ms 18776 KB Output is correct
8 Correct 5 ms 18780 KB Output is correct
9 Correct 5 ms 18776 KB Output is correct
10 Correct 5 ms 18956 KB Output is correct
11 Correct 5 ms 18932 KB Output is correct
12 Correct 5 ms 18780 KB Output is correct
13 Correct 5 ms 18776 KB Output is correct
14 Correct 6 ms 18780 KB Output is correct
15 Correct 4 ms 18780 KB Output is correct
16 Correct 5 ms 18928 KB Output is correct
17 Correct 5 ms 18780 KB Output is correct
18 Correct 5 ms 18964 KB Output is correct
19 Correct 5 ms 18780 KB Output is correct
20 Correct 4 ms 18780 KB Output is correct
21 Correct 5 ms 18780 KB Output is correct
22 Correct 6 ms 19036 KB Output is correct
23 Correct 5 ms 18780 KB Output is correct
24 Correct 5 ms 18780 KB Output is correct
25 Correct 4 ms 18780 KB Output is correct
26 Correct 4 ms 18780 KB Output is correct
27 Correct 5 ms 18780 KB Output is correct
28 Correct 5 ms 18776 KB Output is correct
29 Correct 4 ms 18892 KB Output is correct
30 Correct 4 ms 18924 KB Output is correct

Subtask #2
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 18780 KB Output is correct
2 Correct 3 ms 18780 KB Output is correct
3 Correct 3 ms 18780 KB Output is correct
4 Correct 3 ms 18892 KB Output is correct
5 Correct 4 ms 18776 KB Output is correct
6 Correct 5 ms 18936 KB Output is correct
7 Correct 5 ms 18776 KB Output is correct
8 Correct 5 ms 18780 KB Output is correct
9 Correct 5 ms 18776 KB Output is correct
10 Correct 5 ms 18956 KB Output is correct
11 Correct 5 ms 18932 KB Output is correct
12 Correct 5 ms 18780 KB Output is correct
13 Correct 5 ms 18776 KB Output is correct
14 Correct 6 ms 18780 KB Output is correct
15 Correct 4 ms 18780 KB Output is correct
16 Correct 5 ms 18928 KB Output is correct
17 Correct 5 ms 18780 KB Output is correct
18 Correct 5 ms 18964 KB Output is correct
19 Correct 5 ms 18780 KB Output is correct
20 Correct 4 ms 18780 KB Output is correct
21 Correct 5 ms 18780 KB Output is correct
22 Correct 6 ms 19036 KB Output is correct
23 Correct 5 ms 18780 KB Output is correct
24 Correct 5 ms 18780 KB Output is correct
25 Correct 4 ms 18780 KB Output is correct
26 Correct 4 ms 18780 KB Output is correct
27 Correct 5 ms 18780 KB Output is correct
28 Correct 5 ms 18776 KB Output is correct
29 Correct 4 ms 18892 KB Output is correct
30 Correct 4 ms 18924 KB Output is correct
31 Correct 1606 ms 31360 KB Output is correct
32 Correct 160 ms 27232 KB Output is correct
33 Correct 246 ms 29120 KB Output is correct
34 Correct 1272 ms 29356 KB Output is correct
35 Correct 801 ms 31196 KB Output is correct
36 Correct 268 ms 30912 KB Output is correct
37 Correct 240 ms 28868 KB Output is correct
38 Correct 194 ms 28352 KB Output is correct
39 Correct 187 ms 28372 KB Output is correct
40 Correct 191 ms 28232 KB Output is correct
41 Correct 347 ms 28480 KB Output is correct
42 Correct 275 ms 28476 KB Output is correct
43 Correct 336 ms 30716 KB Output is correct
44 Correct 290 ms 28604 KB Output is correct
45 Correct 216 ms 28608 KB Output is correct
46 Correct 179 ms 28332 KB Output is correct
47 Correct 173 ms 28332 KB Output is correct
48 Correct 168 ms 28096 KB Output is correct
49 Correct 182 ms 28096 KB Output is correct
50 Correct 260 ms 28348 KB Output is correct
51 Correct 190 ms 28092 KB Output is correct

Subtask #3
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Execution timed out 5007 ms 50056 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #4
0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Execution timed out 5075 ms 50084 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #5
0 / 35.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 18780 KB Output is correct
2 Correct 3 ms 18780 KB Output is correct
3 Correct 3 ms 18780 KB Output is correct
4 Correct 3 ms 18892 KB Output is correct
5 Correct 4 ms 18776 KB Output is correct
6 Correct 5 ms 18936 KB Output is correct
7 Correct 5 ms 18776 KB Output is correct
8 Correct 5 ms 18780 KB Output is correct
9 Correct 5 ms 18776 KB Output is correct
10 Correct 5 ms 18956 KB Output is correct
11 Correct 5 ms 18932 KB Output is correct
12 Correct 5 ms 18780 KB Output is correct
13 Correct 5 ms 18776 KB Output is correct
14 Correct 6 ms 18780 KB Output is correct
15 Correct 4 ms 18780 KB Output is correct
16 Correct 5 ms 18928 KB Output is correct
17 Correct 5 ms 18780 KB Output is correct
18 Correct 5 ms 18964 KB Output is correct
19 Correct 5 ms 18780 KB Output is correct
20 Correct 4 ms 18780 KB Output is correct
21 Correct 5 ms 18780 KB Output is correct
22 Correct 6 ms 19036 KB Output is correct
23 Correct 5 ms 18780 KB Output is correct
24 Correct 5 ms 18780 KB Output is correct
25 Correct 4 ms 18780 KB Output is correct
26 Correct 4 ms 18780 KB Output is correct
27 Correct 5 ms 18780 KB Output is correct
28 Correct 5 ms 18776 KB Output is correct
29 Correct 4 ms 18892 KB Output is correct
30 Correct 4 ms 18924 KB Output is correct
31 Correct 1606 ms 31360 KB Output is correct
32 Correct 160 ms 27232 KB Output is correct
33 Correct 246 ms 29120 KB Output is correct
34 Correct 1272 ms 29356 KB Output is correct
35 Correct 801 ms 31196 KB Output is correct
36 Correct 268 ms 30912 KB Output is correct
37 Correct 240 ms 28868 KB Output is correct
38 Correct 194 ms 28352 KB Output is correct
39 Correct 187 ms 28372 KB Output is correct
40 Correct 191 ms 28232 KB Output is correct
41 Correct 347 ms 28480 KB Output is correct
42 Correct 275 ms 28476 KB Output is correct
43 Correct 336 ms 30716 KB Output is correct
44 Correct 290 ms 28604 KB Output is correct
45 Correct 216 ms 28608 KB Output is correct
46 Correct 179 ms 28332 KB Output is correct
47 Correct 173 ms 28332 KB Output is correct
48 Correct 168 ms 28096 KB Output is correct
49 Correct 182 ms 28096 KB Output is correct
50 Correct 260 ms 28348 KB Output is correct
51 Correct 190 ms 28092 KB Output is correct
52 Correct 190 ms 30912 KB Output is correct
53 Correct 182 ms 29120 KB Output is correct
54 Correct 223 ms 30908 KB Output is correct
55 Execution timed out 5026 ms 28864 KB Time limit exceeded
56 Halted 0 ms 0 KB -

Subtask #6
0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 18780 KB Output is correct
2 Correct 3 ms 18780 KB Output is correct
3 Correct 3 ms 18780 KB Output is correct
4 Correct 3 ms 18892 KB Output is correct
5 Correct 4 ms 18776 KB Output is correct
6 Correct 5 ms 18936 KB Output is correct
7 Correct 5 ms 18776 KB Output is correct
8 Correct 5 ms 18780 KB Output is correct
9 Correct 5 ms 18776 KB Output is correct
10 Correct 5 ms 18956 KB Output is correct
11 Correct 5 ms 18932 KB Output is correct
12 Correct 5 ms 18780 KB Output is correct
13 Correct 5 ms 18776 KB Output is correct
14 Correct 6 ms 18780 KB Output is correct
15 Correct 4 ms 18780 KB Output is correct
16 Correct 5 ms 18928 KB Output is correct
17 Correct 5 ms 18780 KB Output is correct
18 Correct 5 ms 18964 KB Output is correct
19 Correct 5 ms 18780 KB Output is correct
20 Correct 4 ms 18780 KB Output is correct
21 Correct 5 ms 18780 KB Output is correct
22 Correct 6 ms 19036 KB Output is correct
23 Correct 5 ms 18780 KB Output is correct
24 Correct 5 ms 18780 KB Output is correct
25 Correct 4 ms 18780 KB Output is correct
26 Correct 4 ms 18780 KB Output is correct
27 Correct 5 ms 18780 KB Output is correct
28 Correct 5 ms 18776 KB Output is correct
29 Correct 4 ms 18892 KB Output is correct
30 Correct 4 ms 18924 KB Output is correct
31 Correct 1606 ms 31360 KB Output is correct
32 Correct 160 ms 27232 KB Output is correct
33 Correct 246 ms 29120 KB Output is correct
34 Correct 1272 ms 29356 KB Output is correct
35 Correct 801 ms 31196 KB Output is correct
36 Correct 268 ms 30912 KB Output is correct
37 Correct 240 ms 28868 KB Output is correct
38 Correct 194 ms 28352 KB Output is correct
39 Correct 187 ms 28372 KB Output is correct
40 Correct 191 ms 28232 KB Output is correct
41 Correct 347 ms 28480 KB Output is correct
42 Correct 275 ms 28476 KB Output is correct
43 Correct 336 ms 30716 KB Output is correct
44 Correct 290 ms 28604 KB Output is correct
45 Correct 216 ms 28608 KB Output is correct
46 Correct 179 ms 28332 KB Output is correct
47 Correct 173 ms 28332 KB Output is correct
48 Correct 168 ms 28096 KB Output is correct
49 Correct 182 ms 28096 KB Output is correct
50 Correct 260 ms 28348 KB Output is correct
51 Correct 190 ms 28092 KB Output is correct
52 Execution timed out 5007 ms 50056 KB Time limit exceeded
53 Halted 0 ms 0 KB -