oj.uz

Submission #217734

# Submission time Handle Problem Language Result Execution time Memory
217734 2020-03-30T14:47:02 Z Vimmer New Home (APIO18_new_home) C++14
12 / 100
 2831 ms 20072 KB 
#include <bits/stdc++.h>

#define F first
#define S second
#define sz(x) int(x.size())
#define pb push_back
#define N 300005
#define M ll(998244353)

using namespace std;

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


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

set <int> se[410];

map <pair <int, int>, int > mp;

vector <pair <int, int> > vr;

vector <int> qr[N];

pair <int, int> dist[N];

int pos[N];

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;

    if (n <= 60000)
    {
        for (int i = 0; i < n; i++)
        {
            int x, t, l, r;

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

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

            sost.pb({{{r + 1, x}, -t}, i});
        }

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

                if (sost[j].F.S > 0) {mp[{tp, sost[j].F.F.S}]++; if (mp[{tp, sost[j].F.F.S}] == 1) se[tp].insert(sost[j].F.F.S);}
                   else  {mp[{tp, sost[j].F.F.S}]--; if (mp[{tp, sost[j].F.F.S}] == 0) se[tp].erase(sost[j].F.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].lower_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;
    }
    else
    {
        for (int i = 0; i < n; i++)
        {
            int x, t;

            cin >> x >> t;

            vr.pb({x, t});

            qr[t].pb(x);
        }

        set <pair <int, int> > sel, ser; sel.clear(); ser.clear();

        for (int i = 1; i <= k; i++) sort(qr[i].begin(), qr[i].end());

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

        bool f = 1;

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

            dist[i] = {-1, qr[i][0]};

            ser.insert({qr[i][0], i});
        }

        if (!f) {for (int i = 0; i < q; i++) cout << -1 << endl; exit(0);}

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

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

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

        int lst = 0, ans[q], j = 0;

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

            while (j < sz(vr) && vr[j].F <= x)
            {
                int tp = vr[j].S, xr = vr[j].F;

                if (dist[tp].F != -1) sel.erase({qr[tp][pos[tp] - 1], tp});

                ser.erase({qr[tp][pos[tp]], tp});

                sel.insert({qr[tp][pos[tp]], tp});

                dist[tp].F = qr[tp][pos[tp]];

                pos[tp]++;

                if (pos[tp] != sz(qr[tp])) ser.insert({qr[tp][pos[tp]], tp});

                j++;
            }

            int mx = 0;

            if (sz(sel) != 0) mx = max(mx, x - (*sel.begin()).F);

            if (sz(ser) != 0) mx = max(mx, (*ser.rbegin()).F - x);

            ans[nm] = mx;
        }

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

Compilation message

new_home.cpp: In function 'int main()':
new_home.cpp:148:35: warning: unused variable 'xr' [-Wunused-variable]
                 int tp = vr[j].S, xr = vr[j].F;
                                   ^~
new_home.cpp:140:13: warning: unused variable 'lst' [-Wunused-variable]
         int lst = 0, ans[q], j = 0;
             ^~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 7424 KB Output is correct
2 Correct 8 ms 7424 KB Output is correct
3 Correct 9 ms 7424 KB Output is correct
4 Correct 9 ms 7424 KB Output is correct
5 Correct 10 ms 7424 KB Output is correct
6 Correct 10 ms 7424 KB Output is correct
7 Correct 10 ms 7424 KB Output is correct
8 Correct 10 ms 7424 KB Output is correct
9 Correct 11 ms 7552 KB Output is correct
10 Correct 10 ms 7424 KB Output is correct
11 Correct 10 ms 7424 KB Output is correct
12 Correct 10 ms 7424 KB Output is correct
13 Correct 10 ms 7424 KB Output is correct
14 Correct 10 ms 7424 KB Output is correct
15 Correct 10 ms 7424 KB Output is correct
16 Correct 10 ms 7424 KB Output is correct
17 Correct 11 ms 7424 KB Output is correct
18 Correct 10 ms 7424 KB Output is correct
19 Correct 10 ms 7424 KB Output is correct
20 Correct 10 ms 7424 KB Output is correct
21 Correct 10 ms 7424 KB Output is correct
22 Correct 10 ms 7552 KB Output is correct
23 Correct 12 ms 7424 KB Output is correct
24 Correct 10 ms 7424 KB Output is correct
25 Correct 12 ms 7424 KB Output is correct
26 Correct 10 ms 7424 KB Output is correct
27 Correct 10 ms 7424 KB Output is correct
28 Correct 10 ms 7424 KB Output is correct
29 Correct 10 ms 7424 KB Output is correct
30 Correct 10 ms 7424 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 7424 KB Output is correct
2 Correct 8 ms 7424 KB Output is correct
3 Correct 9 ms 7424 KB Output is correct
4 Correct 9 ms 7424 KB Output is correct
5 Correct 10 ms 7424 KB Output is correct
6 Correct 10 ms 7424 KB Output is correct
7 Correct 10 ms 7424 KB Output is correct
8 Correct 10 ms 7424 KB Output is correct
9 Correct 11 ms 7552 KB Output is correct
10 Correct 10 ms 7424 KB Output is correct
11 Correct 10 ms 7424 KB Output is correct
12 Correct 10 ms 7424 KB Output is correct
13 Correct 10 ms 7424 KB Output is correct
14 Correct 10 ms 7424 KB Output is correct
15 Correct 10 ms 7424 KB Output is correct
16 Correct 10 ms 7424 KB Output is correct
17 Correct 11 ms 7424 KB Output is correct
18 Correct 10 ms 7424 KB Output is correct
19 Correct 10 ms 7424 KB Output is correct
20 Correct 10 ms 7424 KB Output is correct
21 Correct 10 ms 7424 KB Output is correct
22 Correct 10 ms 7552 KB Output is correct
23 Correct 12 ms 7424 KB Output is correct
24 Correct 10 ms 7424 KB Output is correct
25 Correct 12 ms 7424 KB Output is correct
26 Correct 10 ms 7424 KB Output is correct
27 Correct 10 ms 7424 KB Output is correct
28 Correct 10 ms 7424 KB Output is correct
29 Correct 10 ms 7424 KB Output is correct
30 Correct 10 ms 7424 KB Output is correct
31 Correct 2831 ms 17488 KB Output is correct
32 Correct 184 ms 10344 KB Output is correct
33 Correct 388 ms 15464 KB Output is correct
34 Correct 2027 ms 15540 KB Output is correct
35 Correct 1357 ms 17384 KB Output is correct
36 Correct 437 ms 17128 KB Output is correct
37 Correct 384 ms 14620 KB Output is correct
38 Correct 272 ms 14572 KB Output is correct
39 Correct 250 ms 14440 KB Output is correct
40 Correct 252 ms 14312 KB Output is correct
41 Correct 467 ms 14568 KB Output is correct
42 Correct 403 ms 14440 KB Output is correct
43 Correct 260 ms 10856 KB Output is correct
44 Correct 427 ms 14704 KB Output is correct
45 Correct 287 ms 14568 KB Output is correct
46 Correct 252 ms 14696 KB Output is correct
47 Correct 244 ms 14056 KB Output is correct
48 Correct 214 ms 14060 KB Output is correct
49 Correct 239 ms 14332 KB Output is correct
50 Correct 404 ms 14312 KB Output is correct
51 Correct 237 ms 14312 KB Output is correct

Subtask #3
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 17 ms 14720 KB Execution killed with signal 11 (could be triggered by violating memory limits)
2 Halted 0 ms 0 KB -

Subtask #4
0 / 23.0

# Verdict Execution time Memory Grader output
1 Runtime error 25 ms 14848 KB Execution killed with signal 11 (could be triggered by violating memory limits)
2 Halted 0 ms 0 KB -

Subtask #5
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 7424 KB Output is correct
2 Correct 8 ms 7424 KB Output is correct
3 Correct 9 ms 7424 KB Output is correct
4 Correct 9 ms 7424 KB Output is correct
5 Correct 10 ms 7424 KB Output is correct
6 Correct 10 ms 7424 KB Output is correct
7 Correct 10 ms 7424 KB Output is correct
8 Correct 10 ms 7424 KB Output is correct
9 Correct 11 ms 7552 KB Output is correct
10 Correct 10 ms 7424 KB Output is correct
11 Correct 10 ms 7424 KB Output is correct
12 Correct 10 ms 7424 KB Output is correct
13 Correct 10 ms 7424 KB Output is correct
14 Correct 10 ms 7424 KB Output is correct
15 Correct 10 ms 7424 KB Output is correct
16 Correct 10 ms 7424 KB Output is correct
17 Correct 11 ms 7424 KB Output is correct
18 Correct 10 ms 7424 KB Output is correct
19 Correct 10 ms 7424 KB Output is correct
20 Correct 10 ms 7424 KB Output is correct
21 Correct 10 ms 7424 KB Output is correct
22 Correct 10 ms 7552 KB Output is correct
23 Correct 12 ms 7424 KB Output is correct
24 Correct 10 ms 7424 KB Output is correct
25 Correct 12 ms 7424 KB Output is correct
26 Correct 10 ms 7424 KB Output is correct
27 Correct 10 ms 7424 KB Output is correct
28 Correct 10 ms 7424 KB Output is correct
29 Correct 10 ms 7424 KB Output is correct
30 Correct 10 ms 7424 KB Output is correct
31 Correct 2831 ms 17488 KB Output is correct
32 Correct 184 ms 10344 KB Output is correct
33 Correct 388 ms 15464 KB Output is correct
34 Correct 2027 ms 15540 KB Output is correct
35 Correct 1357 ms 17384 KB Output is correct
36 Correct 437 ms 17128 KB Output is correct
37 Correct 384 ms 14620 KB Output is correct
38 Correct 272 ms 14572 KB Output is correct
39 Correct 250 ms 14440 KB Output is correct
40 Correct 252 ms 14312 KB Output is correct
41 Correct 467 ms 14568 KB Output is correct
42 Correct 403 ms 14440 KB Output is correct
43 Correct 260 ms 10856 KB Output is correct
44 Correct 427 ms 14704 KB Output is correct
45 Correct 287 ms 14568 KB Output is correct
46 Correct 252 ms 14696 KB Output is correct
47 Correct 244 ms 14056 KB Output is correct
48 Correct 214 ms 14060 KB Output is correct
49 Correct 239 ms 14332 KB Output is correct
50 Correct 404 ms 14312 KB Output is correct
51 Correct 237 ms 14312 KB Output is correct
52 Runtime error 88 ms 20072 KB Execution killed with signal 11 (could be triggered by violating memory limits)
53 Halted 0 ms 0 KB -

Subtask #6
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 7424 KB Output is correct
2 Correct 8 ms 7424 KB Output is correct
3 Correct 9 ms 7424 KB Output is correct
4 Correct 9 ms 7424 KB Output is correct
5 Correct 10 ms 7424 KB Output is correct
6 Correct 10 ms 7424 KB Output is correct
7 Correct 10 ms 7424 KB Output is correct
8 Correct 10 ms 7424 KB Output is correct
9 Correct 11 ms 7552 KB Output is correct
10 Correct 10 ms 7424 KB Output is correct
11 Correct 10 ms 7424 KB Output is correct
12 Correct 10 ms 7424 KB Output is correct
13 Correct 10 ms 7424 KB Output is correct
14 Correct 10 ms 7424 KB Output is correct
15 Correct 10 ms 7424 KB Output is correct
16 Correct 10 ms 7424 KB Output is correct
17 Correct 11 ms 7424 KB Output is correct
18 Correct 10 ms 7424 KB Output is correct
19 Correct 10 ms 7424 KB Output is correct
20 Correct 10 ms 7424 KB Output is correct
21 Correct 10 ms 7424 KB Output is correct
22 Correct 10 ms 7552 KB Output is correct
23 Correct 12 ms 7424 KB Output is correct
24 Correct 10 ms 7424 KB Output is correct
25 Correct 12 ms 7424 KB Output is correct
26 Correct 10 ms 7424 KB Output is correct
27 Correct 10 ms 7424 KB Output is correct
28 Correct 10 ms 7424 KB Output is correct
29 Correct 10 ms 7424 KB Output is correct
30 Correct 10 ms 7424 KB Output is correct
31 Correct 2831 ms 17488 KB Output is correct
32 Correct 184 ms 10344 KB Output is correct
33 Correct 388 ms 15464 KB Output is correct
34 Correct 2027 ms 15540 KB Output is correct
35 Correct 1357 ms 17384 KB Output is correct
36 Correct 437 ms 17128 KB Output is correct
37 Correct 384 ms 14620 KB Output is correct
38 Correct 272 ms 14572 KB Output is correct
39 Correct 250 ms 14440 KB Output is correct
40 Correct 252 ms 14312 KB Output is correct
41 Correct 467 ms 14568 KB Output is correct
42 Correct 403 ms 14440 KB Output is correct
43 Correct 260 ms 10856 KB Output is correct
44 Correct 427 ms 14704 KB Output is correct
45 Correct 287 ms 14568 KB Output is correct
46 Correct 252 ms 14696 KB Output is correct
47 Correct 244 ms 14056 KB Output is correct
48 Correct 214 ms 14060 KB Output is correct
49 Correct 239 ms 14332 KB Output is correct
50 Correct 404 ms 14312 KB Output is correct
51 Correct 237 ms 14312 KB Output is correct
52 Runtime error 17 ms 14720 KB Execution killed with signal 11 (could be triggered by violating memory limits)
53 Halted 0 ms 0 KB -