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Submission #1107867

# Submission time Handle Problem Language Result Execution time Memory
1107867 2024-11-02T08:40:41 Z mispertion New Home (APIO18_new_home) C++17
57 / 100
 5000 ms 814044 KB 
#include<bits/stdc++.h>

using namespace std;

mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
using ll = long long;
#define int ll
using ld = long double;
using pii = pair<int, int>;
#define F first
#define S second

const ld PI = 3.1415926535;
const int N = 5e5 + 2;
const int M = 5e6 + 1;
int mod = 998244353;
const int infi = INT_MAX;
const ll infl = LLONG_MAX;

int mult(int a, int b) {
    return a * 1LL * b % mod;
}

int sum(int a, int b) {
    if (a + b < 0)
        return a + b + mod;
    if (a + b >= mod)
        return a + b - mod;
    return a + b;
}


ll binpow(ll a, ll n) {
    if (n == 0)
        return 1;
    if (n % 2 == 1) {
        return binpow(a, n - 1) * a % mod;
    } else {
        ll b = binpow(a, n / 2);
        return b * b % mod;
    }
}

struct segtree{
    int t[M], l[M], r[M];
    int cur = 0;

    segtree(){
        t[0] = -infi;
        l[0] = -1;
        r[0] = -1;
    }

    void zer(int v, int tl, int tr, int i){
        if(tl == tr){
            t[v] = -infi;
            //cout << v << ' ' << l[v] << ' ' << r[v] << ' ' << tl << ' ' << tr << ' ' << t[v] << '\n';
            return;
        }
        int tm = (tl + tr) / 2;
        if(i <= tm){
            if(l[v] == -1){
                l[v] = ++cur;
                t[cur] = -infi;
                l[cur] = -1;
                r[cur] = -1;
            }
            zer(l[v], tl, tm, i);
        }else{
            if(r[v] == -1){
                r[v] = ++cur;
                t[cur] = -infi;
                l[cur] = -1;
                r[cur] = -1;
            }
            zer(r[v], tm + 1, tr, i);
        }
        t[v] = -infi;
        if(l[v] != -1)
            t[v] = max(t[v], t[l[v]]);
        if(r[v] != -1)
            t[v] = max(t[v], t[r[v]]);
    }

    void add(int v, int tl, int tr, int i, int x){
        if(tl == tr){
            t[v] = max(t[v], x);
            //cout << v << ' ' << l[v] << ' ' << r[v] << ' ' << tl << ' ' << tr << ' ' << t[v] << '\n';
            return;
        }
        int tm = (tl + tr) / 2;
        if(i <= tm){
            if(l[v] == -1){
                l[v] = ++cur;
                t[cur] = -infi;
                l[cur] = -1;
                r[cur] = -1;
            }
            add(l[v], tl, tm, i, x);
        }else{
            if(r[v] == -1){
                r[v] = ++cur;
                t[cur] = -infi;
                l[cur] = -1;
                r[cur] = -1;
            }
            add(r[v], tm + 1, tr, i, x);
        }
        t[v] = -infi;
        if(l[v] != -1)
            t[v] = max(t[v], t[l[v]]);
        if(r[v] != -1)
            t[v] = max(t[v], t[r[v]]);
        //cout << v << ' ' << l[v] << ' ' << r[v] << ' ' << tl << ' ' << tr << ' ' << t[v] << '\n';
    }

    void sett(int v, int tl, int tr, int i, int x){
        if(tl == tr){
            t[v] = x;
            //cout << v << ' ' << l[v] << ' ' << r[v] << ' ' << tl << ' ' << tr << ' ' << t[v] << '\n';
            return;
        }
        int tm = (tl + tr) / 2;
        if(i <= tm){
            if(l[v] == -1){
                l[v] = ++cur;
                t[cur] = -infi;
                l[cur] = -1;
                r[cur] = -1;
            }
            sett(l[v], tl, tm, i, x);
        }else{
            if(r[v] == -1){
                r[v] = ++cur;
                t[cur] = -infi;
                l[cur] = -1;
                r[cur] = -1;
            }
            sett(r[v], tm + 1, tr, i, x);
        }
        t[v] = -infi;
        if(l[v] != -1)
            t[v] = max(t[v], t[l[v]]);
        if(r[v] != -1)
            t[v] = max(t[v], t[r[v]]);
        //cout << v << ' ' << l[v] << ' ' << r[v] << ' ' << tl << ' ' << tr << ' ' << t[v] << '\n';
    }

    int get(int v, int tl, int tr, int lu, int ru){
        if(v == -1)
            return -infi;
        if(tl > ru || lu > tr)
            return -infi;
        if(lu <= tl && tr <= ru)
            return t[v];
        int tm = (tl + tr) / 2;
        return max(get(l[v], tl, tm, lu, ru), get(r[v], tm + 1, tr, lu, ru));
    }
};

int n, q, k, ans[N], L = 0, R = 2e8;
vector<pair<pii, pii>> evs;
multiset<int> cr[N];
map<int, multiset<int>> spl, spr;
segtree lt = segtree(), rt = segtree();

void add(int i, int x1, int x2){
    lt.add(0, L, R, i, x1);
    rt.add(0, L, R, i, x2);
    spl[i].insert(x1);
    spr[i].insert(x2);
}

void rem(int i, int x1, int x2){
    auto da = spl.find(i);
    auto ha = spr.find(i);
    if(*(--da->S.end()) == x1){
        da->S.erase(da->S.find(x1));
        if(da->S.size() > 0){
            lt.sett(0, L, R, i, *(--da->S.end()));
        }else{
            lt.zer(0, L, R, i);
        }
    }else{
        da->S.erase(da->S.find(x1));
    }
    if(*(--ha->S.end()) == x2){
        ha->S.erase(ha->S.find(x2));
        if(ha->S.size() > 0)
            rt.sett(0, L, R, i, *(--ha->S.end()));
        else
            rt.zer(0, L, R, i);
    }else{
        ha->S.erase(ha->S.find(x2));
    }
}

void solve() {
    cin >> n >> k >> q;
    for(int i = 1; i <= n; i++){
        int x, tp, a, b;
        cin >> x >> tp >> a >> b;
        x *= 2;
        evs.push_back({{a, 1}, {x, tp}});
        evs.push_back({{b + 1, -1}, {x, tp}});
    }
    for(int i = 1; i <= q; i++){
        int l, y;
        cin >> l >> y;
        l *= 2;
        evs.push_back({{y, 2}, {l, i}});
    }
    sort(evs.begin(), evs.end());
    int cnt = k;
    for(auto ev : evs){
        //cout << ev.F.F << ' ' << ev.F.S << ' ' << ev.S.F << ' ' << ev.S.S << '\n';
        if(ev.F.S == 1){
            int x = ev.S.F, tp = ev.S.S;
            if(cr[tp].find(x) != cr[tp].end()){
                cr[tp].insert(x);
                continue;
            }
            if(cr[tp].size() == 0){
                cr[tp].insert(x);
                add(L, x, x - 2 * L);
                add(R, 2 * R - x, -x);
                cnt--;
                continue;
            }
            int l = -1, r = -1;
            auto it = cr[tp].upper_bound(x);
            if(it != cr[tp].end()){
                add(((*it) + x) / 2, *it, -x);
                r = *it;
            }else{
                add(R, 2 * R - x, -x);
            }
            it = cr[tp].lower_bound(x);
            if(it != cr[tp].begin()){
                it--;
                add((x + (*it)) / 2, x, -(*it));
                l = *it;
            }else{
                add(L, x, x - 2 * L);
            }
            if(l != -1 && r != -1){
                rem((r + l) / 2, r, -l);
            }
            if(r == -1 && l != -1){
                rem(R, 2 * R - l, -l);
            }
            if(r != -1 && l == -1){
                rem(L, r, r - 2 * L);
            }
            cr[tp].insert(x);
        }else if(ev.F.S == -1){
            int x = ev.S.F, tp = ev.S.S;
            int l = -1, r = -1;
            if(cr[tp].count(x) > 1){
                cr[tp].erase(cr[tp].find(x));
                continue;
            }
            auto it = cr[tp].upper_bound(x);
            if(it != cr[tp].end()){
                r = *it;
                rem((r + x) / 2, r, -x);
            }else{
                rem(R, 2 * R - x, -x);
            }
            it = cr[tp].lower_bound(x);
            if(it != cr[tp].begin()){
                it--;
                l = (*it);
                rem((x + l) / 2, x, -l);
            }else{
                rem(L, x, x - 2 * L);
            }
            cr[tp].erase(cr[tp].find(x));
            if(l == -1 && r == -1){
                cnt++;
            }else if(l == -1){
                add(L, r, r - 2 * L);
            }else if(r == -1){
                add(R, 2 * R - l, -l);
            }else{
                add((r + l) / 2, r, -l);
            }
        }else{
            int x = ev.S.F, i = ev.S.S;
            int ret = max(lt.get(0, L, R, L, x) - x, rt.get(0, L, R, x, R) + x);
            if(cnt != 0)
                ans[i] = -1;
            else
                ans[i] = (ret < 0 ? -1 : ret / 2);
        }    
        //cout << cnt << '\n';   
    }
    for(int i = 1; i <=q; i++)
        cout << ans[i] << ' ';
    cout << '\n';
}

signed main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    int t = 1;
    //cin >> t;
    while (t--) {
        solve();
    }
    return 0;
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 37200 KB Output is correct
2 Correct 5 ms 37200 KB Output is correct
3 Correct 5 ms 37372 KB Output is correct
4 Correct 6 ms 37200 KB Output is correct
5 Correct 7 ms 37456 KB Output is correct
6 Correct 8 ms 37880 KB Output is correct
7 Correct 6 ms 37624 KB Output is correct
8 Correct 7 ms 37584 KB Output is correct
9 Correct 6 ms 37456 KB Output is correct
10 Correct 8 ms 37712 KB Output is correct
11 Correct 6 ms 37356 KB Output is correct
12 Correct 7 ms 37712 KB Output is correct
13 Correct 6 ms 37456 KB Output is correct
14 Correct 8 ms 37456 KB Output is correct
15 Correct 6 ms 37528 KB Output is correct
16 Correct 7 ms 37456 KB Output is correct
17 Correct 7 ms 37456 KB Output is correct
18 Correct 6 ms 37620 KB Output is correct
19 Correct 6 ms 37504 KB Output is correct
20 Correct 7 ms 37456 KB Output is correct
21 Correct 6 ms 37456 KB Output is correct
22 Correct 6 ms 37356 KB Output is correct
23 Correct 7 ms 37456 KB Output is correct
24 Correct 7 ms 37456 KB Output is correct
25 Correct 7 ms 37456 KB Output is correct
26 Correct 7 ms 37456 KB Output is correct
27 Correct 9 ms 37456 KB Output is correct
28 Correct 7 ms 37456 KB Output is correct
29 Correct 7 ms 37456 KB Output is correct
30 Correct 7 ms 37456 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 37200 KB Output is correct
2 Correct 5 ms 37200 KB Output is correct
3 Correct 5 ms 37372 KB Output is correct
4 Correct 6 ms 37200 KB Output is correct
5 Correct 7 ms 37456 KB Output is correct
6 Correct 8 ms 37880 KB Output is correct
7 Correct 6 ms 37624 KB Output is correct
8 Correct 7 ms 37584 KB Output is correct
9 Correct 6 ms 37456 KB Output is correct
10 Correct 8 ms 37712 KB Output is correct
11 Correct 6 ms 37356 KB Output is correct
12 Correct 7 ms 37712 KB Output is correct
13 Correct 6 ms 37456 KB Output is correct
14 Correct 8 ms 37456 KB Output is correct
15 Correct 6 ms 37528 KB Output is correct
16 Correct 7 ms 37456 KB Output is correct
17 Correct 7 ms 37456 KB Output is correct
18 Correct 6 ms 37620 KB Output is correct
19 Correct 6 ms 37504 KB Output is correct
20 Correct 7 ms 37456 KB Output is correct
21 Correct 6 ms 37456 KB Output is correct
22 Correct 6 ms 37356 KB Output is correct
23 Correct 7 ms 37456 KB Output is correct
24 Correct 7 ms 37456 KB Output is correct
25 Correct 7 ms 37456 KB Output is correct
26 Correct 7 ms 37456 KB Output is correct
27 Correct 9 ms 37456 KB Output is correct
28 Correct 7 ms 37456 KB Output is correct
29 Correct 7 ms 37456 KB Output is correct
30 Correct 7 ms 37456 KB Output is correct
31 Correct 1125 ms 172948 KB Output is correct
32 Correct 102 ms 46768 KB Output is correct
33 Correct 999 ms 168596 KB Output is correct
34 Correct 989 ms 158320 KB Output is correct
35 Correct 1210 ms 175476 KB Output is correct
36 Correct 1070 ms 174716 KB Output is correct
37 Correct 579 ms 165768 KB Output is correct
38 Correct 607 ms 166164 KB Output is correct
39 Correct 449 ms 160432 KB Output is correct
40 Correct 475 ms 165040 KB Output is correct
41 Correct 444 ms 100172 KB Output is correct
42 Correct 405 ms 102040 KB Output is correct
43 Correct 74 ms 48824 KB Output is correct
44 Correct 399 ms 102372 KB Output is correct
45 Correct 386 ms 102304 KB Output is correct
46 Correct 362 ms 102324 KB Output is correct
47 Correct 207 ms 90028 KB Output is correct
48 Correct 222 ms 97684 KB Output is correct
49 Correct 247 ms 98984 KB Output is correct
50 Correct 306 ms 97968 KB Output is correct
51 Correct 285 ms 99496 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 3097 ms 278336 KB Output is correct
2 Correct 1746 ms 311460 KB Output is correct
3 Correct 826 ms 141256 KB Output is correct
4 Correct 2656 ms 254676 KB Output is correct
5 Correct 1671 ms 314780 KB Output is correct
6 Correct 1611 ms 309920 KB Output is correct
7 Correct 792 ms 141240 KB Output is correct
8 Correct 2758 ms 254356 KB Output is correct
9 Correct 2938 ms 292932 KB Output is correct
10 Correct 2058 ms 310420 KB Output is correct
11 Correct 1399 ms 306020 KB Output is correct
12 Correct 1687 ms 307100 KB Output is correct

Subtask #4
0 / 23.0

# Verdict Execution time Memory Grader output
1 Execution timed out 5147 ms 814044 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #5
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 37200 KB Output is correct
2 Correct 5 ms 37200 KB Output is correct
3 Correct 5 ms 37372 KB Output is correct
4 Correct 6 ms 37200 KB Output is correct
5 Correct 7 ms 37456 KB Output is correct
6 Correct 8 ms 37880 KB Output is correct
7 Correct 6 ms 37624 KB Output is correct
8 Correct 7 ms 37584 KB Output is correct
9 Correct 6 ms 37456 KB Output is correct
10 Correct 8 ms 37712 KB Output is correct
11 Correct 6 ms 37356 KB Output is correct
12 Correct 7 ms 37712 KB Output is correct
13 Correct 6 ms 37456 KB Output is correct
14 Correct 8 ms 37456 KB Output is correct
15 Correct 6 ms 37528 KB Output is correct
16 Correct 7 ms 37456 KB Output is correct
17 Correct 7 ms 37456 KB Output is correct
18 Correct 6 ms 37620 KB Output is correct
19 Correct 6 ms 37504 KB Output is correct
20 Correct 7 ms 37456 KB Output is correct
21 Correct 6 ms 37456 KB Output is correct
22 Correct 6 ms 37356 KB Output is correct
23 Correct 7 ms 37456 KB Output is correct
24 Correct 7 ms 37456 KB Output is correct
25 Correct 7 ms 37456 KB Output is correct
26 Correct 7 ms 37456 KB Output is correct
27 Correct 9 ms 37456 KB Output is correct
28 Correct 7 ms 37456 KB Output is correct
29 Correct 7 ms 37456 KB Output is correct
30 Correct 7 ms 37456 KB Output is correct
31 Correct 1125 ms 172948 KB Output is correct
32 Correct 102 ms 46768 KB Output is correct
33 Correct 999 ms 168596 KB Output is correct
34 Correct 989 ms 158320 KB Output is correct
35 Correct 1210 ms 175476 KB Output is correct
36 Correct 1070 ms 174716 KB Output is correct
37 Correct 579 ms 165768 KB Output is correct
38 Correct 607 ms 166164 KB Output is correct
39 Correct 449 ms 160432 KB Output is correct
40 Correct 475 ms 165040 KB Output is correct
41 Correct 444 ms 100172 KB Output is correct
42 Correct 405 ms 102040 KB Output is correct
43 Correct 74 ms 48824 KB Output is correct
44 Correct 399 ms 102372 KB Output is correct
45 Correct 386 ms 102304 KB Output is correct
46 Correct 362 ms 102324 KB Output is correct
47 Correct 207 ms 90028 KB Output is correct
48 Correct 222 ms 97684 KB Output is correct
49 Correct 247 ms 98984 KB Output is correct
50 Correct 306 ms 97968 KB Output is correct
51 Correct 285 ms 99496 KB Output is correct
52 Correct 181 ms 59632 KB Output is correct
53 Correct 171 ms 50876 KB Output is correct
54 Correct 567 ms 98736 KB Output is correct
55 Correct 376 ms 89276 KB Output is correct
56 Correct 348 ms 86448 KB Output is correct
57 Correct 465 ms 100016 KB Output is correct
58 Correct 405 ms 85680 KB Output is correct
59 Correct 334 ms 84148 KB Output is correct
60 Correct 433 ms 101820 KB Output is correct
61 Correct 162 ms 60016 KB Output is correct
62 Correct 169 ms 59824 KB Output is correct
63 Correct 388 ms 78172 KB Output is correct
64 Correct 427 ms 88752 KB Output is correct
65 Correct 504 ms 100528 KB Output is correct
66 Correct 485 ms 100272 KB Output is correct
67 Correct 240 ms 49328 KB Output is correct

Subtask #6
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 37200 KB Output is correct
2 Correct 5 ms 37200 KB Output is correct
3 Correct 5 ms 37372 KB Output is correct
4 Correct 6 ms 37200 KB Output is correct
5 Correct 7 ms 37456 KB Output is correct
6 Correct 8 ms 37880 KB Output is correct
7 Correct 6 ms 37624 KB Output is correct
8 Correct 7 ms 37584 KB Output is correct
9 Correct 6 ms 37456 KB Output is correct
10 Correct 8 ms 37712 KB Output is correct
11 Correct 6 ms 37356 KB Output is correct
12 Correct 7 ms 37712 KB Output is correct
13 Correct 6 ms 37456 KB Output is correct
14 Correct 8 ms 37456 KB Output is correct
15 Correct 6 ms 37528 KB Output is correct
16 Correct 7 ms 37456 KB Output is correct
17 Correct 7 ms 37456 KB Output is correct
18 Correct 6 ms 37620 KB Output is correct
19 Correct 6 ms 37504 KB Output is correct
20 Correct 7 ms 37456 KB Output is correct
21 Correct 6 ms 37456 KB Output is correct
22 Correct 6 ms 37356 KB Output is correct
23 Correct 7 ms 37456 KB Output is correct
24 Correct 7 ms 37456 KB Output is correct
25 Correct 7 ms 37456 KB Output is correct
26 Correct 7 ms 37456 KB Output is correct
27 Correct 9 ms 37456 KB Output is correct
28 Correct 7 ms 37456 KB Output is correct
29 Correct 7 ms 37456 KB Output is correct
30 Correct 7 ms 37456 KB Output is correct
31 Correct 1125 ms 172948 KB Output is correct
32 Correct 102 ms 46768 KB Output is correct
33 Correct 999 ms 168596 KB Output is correct
34 Correct 989 ms 158320 KB Output is correct
35 Correct 1210 ms 175476 KB Output is correct
36 Correct 1070 ms 174716 KB Output is correct
37 Correct 579 ms 165768 KB Output is correct
38 Correct 607 ms 166164 KB Output is correct
39 Correct 449 ms 160432 KB Output is correct
40 Correct 475 ms 165040 KB Output is correct
41 Correct 444 ms 100172 KB Output is correct
42 Correct 405 ms 102040 KB Output is correct
43 Correct 74 ms 48824 KB Output is correct
44 Correct 399 ms 102372 KB Output is correct
45 Correct 386 ms 102304 KB Output is correct
46 Correct 362 ms 102324 KB Output is correct
47 Correct 207 ms 90028 KB Output is correct
48 Correct 222 ms 97684 KB Output is correct
49 Correct 247 ms 98984 KB Output is correct
50 Correct 306 ms 97968 KB Output is correct
51 Correct 285 ms 99496 KB Output is correct
52 Correct 3097 ms 278336 KB Output is correct
53 Correct 1746 ms 311460 KB Output is correct
54 Correct 826 ms 141256 KB Output is correct
55 Correct 2656 ms 254676 KB Output is correct
56 Correct 1671 ms 314780 KB Output is correct
57 Correct 1611 ms 309920 KB Output is correct
58 Correct 792 ms 141240 KB Output is correct
59 Correct 2758 ms 254356 KB Output is correct
60 Correct 2938 ms 292932 KB Output is correct
61 Correct 2058 ms 310420 KB Output is correct
62 Correct 1399 ms 306020 KB Output is correct
63 Correct 1687 ms 307100 KB Output is correct
64 Execution timed out 5147 ms 814044 KB Time limit exceeded
65 Halted 0 ms 0 KB -