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Submission #1107869

# Submission time Handle Problem Language Result Execution time Memory
1107869 2024-11-02T08:50:35 Z mispertion New Home (APIO18_new_home) C++17
57 / 100
 4463 ms 565276 KB 
#include<bits/stdc++.h>

using namespace std;

mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
using ll = long long;
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);
    auto ed = (--da->S.end());
    auto hd = (--ha->S.end());
    if(*ed == x1){
        da->S.erase(ed);
        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(*hd == x2){
        ha->S.erase(hd);
        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 5 ms 35152 KB Output is correct
2 Correct 5 ms 35152 KB Output is correct
3 Correct 5 ms 35152 KB Output is correct
4 Correct 6 ms 35152 KB Output is correct
5 Correct 8 ms 35408 KB Output is correct
6 Correct 8 ms 37456 KB Output is correct
7 Correct 7 ms 35420 KB Output is correct
8 Correct 8 ms 37472 KB Output is correct
9 Correct 7 ms 35408 KB Output is correct
10 Correct 8 ms 37712 KB Output is correct
11 Correct 7 ms 37348 KB Output is correct
12 Correct 8 ms 37520 KB Output is correct
13 Correct 7 ms 37456 KB Output is correct
14 Correct 7 ms 37456 KB Output is correct
15 Correct 8 ms 37456 KB Output is correct
16 Correct 8 ms 37456 KB Output is correct
17 Correct 7 ms 37456 KB Output is correct
18 Correct 8 ms 37508 KB Output is correct
19 Correct 7 ms 37620 KB Output is correct
20 Correct 8 ms 37584 KB Output is correct
21 Correct 6 ms 35408 KB Output is correct
22 Correct 6 ms 35408 KB Output is correct
23 Correct 6 ms 37484 KB Output is correct
24 Correct 7 ms 37752 KB Output is correct
25 Correct 7 ms 37600 KB Output is correct
26 Correct 7 ms 37624 KB Output is correct
27 Correct 6 ms 35408 KB Output is correct
28 Correct 7 ms 37456 KB Output is correct
29 Correct 9 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 5 ms 35152 KB Output is correct
2 Correct 5 ms 35152 KB Output is correct
3 Correct 5 ms 35152 KB Output is correct
4 Correct 6 ms 35152 KB Output is correct
5 Correct 8 ms 35408 KB Output is correct
6 Correct 8 ms 37456 KB Output is correct
7 Correct 7 ms 35420 KB Output is correct
8 Correct 8 ms 37472 KB Output is correct
9 Correct 7 ms 35408 KB Output is correct
10 Correct 8 ms 37712 KB Output is correct
11 Correct 7 ms 37348 KB Output is correct
12 Correct 8 ms 37520 KB Output is correct
13 Correct 7 ms 37456 KB Output is correct
14 Correct 7 ms 37456 KB Output is correct
15 Correct 8 ms 37456 KB Output is correct
16 Correct 8 ms 37456 KB Output is correct
17 Correct 7 ms 37456 KB Output is correct
18 Correct 8 ms 37508 KB Output is correct
19 Correct 7 ms 37620 KB Output is correct
20 Correct 8 ms 37584 KB Output is correct
21 Correct 6 ms 35408 KB Output is correct
22 Correct 6 ms 35408 KB Output is correct
23 Correct 6 ms 37484 KB Output is correct
24 Correct 7 ms 37752 KB Output is correct
25 Correct 7 ms 37600 KB Output is correct
26 Correct 7 ms 37624 KB Output is correct
27 Correct 6 ms 35408 KB Output is correct
28 Correct 7 ms 37456 KB Output is correct
29 Correct 9 ms 37456 KB Output is correct
30 Correct 7 ms 37456 KB Output is correct
31 Correct 1018 ms 123724 KB Output is correct
32 Correct 100 ms 41416 KB Output is correct
33 Correct 808 ms 121504 KB Output is correct
34 Correct 792 ms 115248 KB Output is correct
35 Correct 928 ms 128184 KB Output is correct
36 Correct 917 ms 127628 KB Output is correct
37 Correct 551 ms 118716 KB Output is correct
38 Correct 542 ms 118968 KB Output is correct
39 Correct 438 ms 115368 KB Output is correct
40 Correct 452 ms 117940 KB Output is correct
41 Correct 425 ms 77724 KB Output is correct
42 Correct 419 ms 77752 KB Output is correct
43 Correct 82 ms 42680 KB Output is correct
44 Correct 404 ms 77616 KB Output is correct
45 Correct 406 ms 77752 KB Output is correct
46 Correct 374 ms 77556 KB Output is correct
47 Correct 223 ms 69564 KB Output is correct
48 Correct 243 ms 74936 KB Output is correct
49 Correct 273 ms 76472 KB Output is correct
50 Correct 305 ms 76220 KB Output is correct
51 Correct 289 ms 76984 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2521 ms 207284 KB Output is correct
2 Correct 1464 ms 228044 KB Output is correct
3 Correct 773 ms 123812 KB Output is correct
4 Correct 2441 ms 195324 KB Output is correct
5 Correct 1721 ms 227712 KB Output is correct
6 Correct 1531 ms 228012 KB Output is correct
7 Correct 801 ms 123304 KB Output is correct
8 Correct 2558 ms 195308 KB Output is correct
9 Correct 2550 ms 219652 KB Output is correct
10 Correct 1925 ms 226996 KB Output is correct
11 Correct 1423 ms 222180 KB Output is correct
12 Correct 1669 ms 229288 KB Output is correct

Subtask #4
0 / 23.0

# Verdict Execution time Memory Grader output
1 Runtime error 4463 ms 565276 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #5
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 35152 KB Output is correct
2 Correct 5 ms 35152 KB Output is correct
3 Correct 5 ms 35152 KB Output is correct
4 Correct 6 ms 35152 KB Output is correct
5 Correct 8 ms 35408 KB Output is correct
6 Correct 8 ms 37456 KB Output is correct
7 Correct 7 ms 35420 KB Output is correct
8 Correct 8 ms 37472 KB Output is correct
9 Correct 7 ms 35408 KB Output is correct
10 Correct 8 ms 37712 KB Output is correct
11 Correct 7 ms 37348 KB Output is correct
12 Correct 8 ms 37520 KB Output is correct
13 Correct 7 ms 37456 KB Output is correct
14 Correct 7 ms 37456 KB Output is correct
15 Correct 8 ms 37456 KB Output is correct
16 Correct 8 ms 37456 KB Output is correct
17 Correct 7 ms 37456 KB Output is correct
18 Correct 8 ms 37508 KB Output is correct
19 Correct 7 ms 37620 KB Output is correct
20 Correct 8 ms 37584 KB Output is correct
21 Correct 6 ms 35408 KB Output is correct
22 Correct 6 ms 35408 KB Output is correct
23 Correct 6 ms 37484 KB Output is correct
24 Correct 7 ms 37752 KB Output is correct
25 Correct 7 ms 37600 KB Output is correct
26 Correct 7 ms 37624 KB Output is correct
27 Correct 6 ms 35408 KB Output is correct
28 Correct 7 ms 37456 KB Output is correct
29 Correct 9 ms 37456 KB Output is correct
30 Correct 7 ms 37456 KB Output is correct
31 Correct 1018 ms 123724 KB Output is correct
32 Correct 100 ms 41416 KB Output is correct
33 Correct 808 ms 121504 KB Output is correct
34 Correct 792 ms 115248 KB Output is correct
35 Correct 928 ms 128184 KB Output is correct
36 Correct 917 ms 127628 KB Output is correct
37 Correct 551 ms 118716 KB Output is correct
38 Correct 542 ms 118968 KB Output is correct
39 Correct 438 ms 115368 KB Output is correct
40 Correct 452 ms 117940 KB Output is correct
41 Correct 425 ms 77724 KB Output is correct
42 Correct 419 ms 77752 KB Output is correct
43 Correct 82 ms 42680 KB Output is correct
44 Correct 404 ms 77616 KB Output is correct
45 Correct 406 ms 77752 KB Output is correct
46 Correct 374 ms 77556 KB Output is correct
47 Correct 223 ms 69564 KB Output is correct
48 Correct 243 ms 74936 KB Output is correct
49 Correct 273 ms 76472 KB Output is correct
50 Correct 305 ms 76220 KB Output is correct
51 Correct 289 ms 76984 KB Output is correct
52 Correct 164 ms 53688 KB Output is correct
53 Correct 167 ms 44736 KB Output is correct
54 Correct 444 ms 78264 KB Output is correct
55 Correct 306 ms 71080 KB Output is correct
56 Correct 276 ms 67012 KB Output is correct
57 Correct 361 ms 77608 KB Output is correct
58 Correct 336 ms 69324 KB Output is correct
59 Correct 300 ms 65476 KB Output is correct
60 Correct 401 ms 76716 KB Output is correct
61 Correct 158 ms 53944 KB Output is correct
62 Correct 169 ms 53796 KB Output is correct
63 Correct 355 ms 65980 KB Output is correct
64 Correct 411 ms 72268 KB Output is correct
65 Correct 490 ms 77984 KB Output is correct
66 Correct 413 ms 77724 KB Output is correct
67 Correct 219 ms 41912 KB Output is correct

Subtask #6
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 35152 KB Output is correct
2 Correct 5 ms 35152 KB Output is correct
3 Correct 5 ms 35152 KB Output is correct
4 Correct 6 ms 35152 KB Output is correct
5 Correct 8 ms 35408 KB Output is correct
6 Correct 8 ms 37456 KB Output is correct
7 Correct 7 ms 35420 KB Output is correct
8 Correct 8 ms 37472 KB Output is correct
9 Correct 7 ms 35408 KB Output is correct
10 Correct 8 ms 37712 KB Output is correct
11 Correct 7 ms 37348 KB Output is correct
12 Correct 8 ms 37520 KB Output is correct
13 Correct 7 ms 37456 KB Output is correct
14 Correct 7 ms 37456 KB Output is correct
15 Correct 8 ms 37456 KB Output is correct
16 Correct 8 ms 37456 KB Output is correct
17 Correct 7 ms 37456 KB Output is correct
18 Correct 8 ms 37508 KB Output is correct
19 Correct 7 ms 37620 KB Output is correct
20 Correct 8 ms 37584 KB Output is correct
21 Correct 6 ms 35408 KB Output is correct
22 Correct 6 ms 35408 KB Output is correct
23 Correct 6 ms 37484 KB Output is correct
24 Correct 7 ms 37752 KB Output is correct
25 Correct 7 ms 37600 KB Output is correct
26 Correct 7 ms 37624 KB Output is correct
27 Correct 6 ms 35408 KB Output is correct
28 Correct 7 ms 37456 KB Output is correct
29 Correct 9 ms 37456 KB Output is correct
30 Correct 7 ms 37456 KB Output is correct
31 Correct 1018 ms 123724 KB Output is correct
32 Correct 100 ms 41416 KB Output is correct
33 Correct 808 ms 121504 KB Output is correct
34 Correct 792 ms 115248 KB Output is correct
35 Correct 928 ms 128184 KB Output is correct
36 Correct 917 ms 127628 KB Output is correct
37 Correct 551 ms 118716 KB Output is correct
38 Correct 542 ms 118968 KB Output is correct
39 Correct 438 ms 115368 KB Output is correct
40 Correct 452 ms 117940 KB Output is correct
41 Correct 425 ms 77724 KB Output is correct
42 Correct 419 ms 77752 KB Output is correct
43 Correct 82 ms 42680 KB Output is correct
44 Correct 404 ms 77616 KB Output is correct
45 Correct 406 ms 77752 KB Output is correct
46 Correct 374 ms 77556 KB Output is correct
47 Correct 223 ms 69564 KB Output is correct
48 Correct 243 ms 74936 KB Output is correct
49 Correct 273 ms 76472 KB Output is correct
50 Correct 305 ms 76220 KB Output is correct
51 Correct 289 ms 76984 KB Output is correct
52 Correct 2521 ms 207284 KB Output is correct
53 Correct 1464 ms 228044 KB Output is correct
54 Correct 773 ms 123812 KB Output is correct
55 Correct 2441 ms 195324 KB Output is correct
56 Correct 1721 ms 227712 KB Output is correct
57 Correct 1531 ms 228012 KB Output is correct
58 Correct 801 ms 123304 KB Output is correct
59 Correct 2558 ms 195308 KB Output is correct
60 Correct 2550 ms 219652 KB Output is correct
61 Correct 1925 ms 226996 KB Output is correct
62 Correct 1423 ms 222180 KB Output is correct
63 Correct 1669 ms 229288 KB Output is correct
64 Runtime error 4463 ms 565276 KB Execution killed with signal 11
65 Halted 0 ms 0 KB -