oj.uz

Submission #1100409

# Submission time Handle Problem Language Result Execution time Memory
1100409 2024-10-13T18:21:56 Z vladilius New Home (APIO18_new_home) C++17
47 / 100
 2187 ms 1048576 KB 
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using pii = pair<int, int>;
#define pb push_back
#define ff first
#define ss second
#define arr3 array<int, 3>
const int inf = 1e8;
const int inff = inf + 1;
 
struct IT{
    struct node{
        node *l, *r;
        multiset<int> s1, s2, s3, s4;
        int m1, m2, m3, m4;
        node(){
            l = r = 0;
            m1 = m3 = inff; m2 = m4 = 0;
        }
    };
    node *rt;
    void init(){
        rt = new node();
    }
    void recalc(node *v){
        v -> m1 = v -> m3 = inff; v -> m2 = v -> m4 = 0;
        if (v -> l){
            v -> m1 = min(v -> m1, v -> l -> m1);
            v -> m2 = max(v -> m2, v -> l -> m2);
            v -> m3 = min(v -> m3, v -> l -> m3);
            v -> m4 = max(v -> m4, v -> l -> m4);
        }
        if (v -> r){
            v -> m1 = min(v -> m1, v -> r -> m1);
            v -> m2 = max(v -> m2, v -> r -> m2);
            v -> m3 = min(v -> m3, v -> r -> m3);
            v -> m4 = max(v -> m4, v -> r -> m4);
        }
    }
    void add1(node *v, int tl, int tr, int p, int x, bool t){
        if (tl == tr){
            if (t){
                (v -> s4).insert(x);
                v -> m4 = max(v -> m4, x);
            }
            else{
                (v -> s3).insert(x);
                v -> m3 = min(v -> m3, x);
            }
            return;
        }
        int tm = (tl + tr) / 2;
        if (p <= tm){
            if (!(v -> l)) v -> l = new node();
            add1(v -> l, tl, tm, p, x, t);
        }
        else {
            if (!(v -> r)) v -> r = new node();
            add1(v -> r, tm + 1, tr, p, x, t);
        }
        recalc(v);
    }
    void add2(node *v, int tl, int tr, int p, int x, bool t){
        if (tl == tr){
            if (t){
                (v -> s2).insert(x);
                v -> m2 = max(v -> m2, x);
            }
            else{
                (v -> s1).insert(x);
                v -> m1 = min(v -> m1, x);
            }
            return;
        }
        int tm = (tl + tr) / 2;
        if (p <= tm){
            if (!(v -> l)) v -> l = new node();
            add2(v -> l, tl, tm, p, x, t);
        }
        else {
            if (!(v -> r)) v -> r = new node();
            add2(v -> r, tm + 1, tr, p, x, t);
        }
        recalc(v);
    }
    void add(int l, int r){
        if (l == 1){
            add1(rt, 1, inf, r, r + 1, 1);
            return;
        }
        if (r == inf){
            add1(rt, 1, inf, l, l - 1, 0);
            return;
        }
        int m = (l + r) / 2;
        if (l <= m) add2(rt, 1, inf, m, l - 1, 0);
        if (m < r) add2(rt, 1, inf, m + 1, r + 1, 1);
    }
    void rem1(node *v, int tl, int tr, int p, int x, bool t){
        if (tl == tr){
            if (t){
                (v -> s4).erase((v -> s4).find(x));
                v -> m4 = (v -> s4).empty() ? 0 : *prev((v -> s4).end());
            }
            else{
                (v -> s3).erase((v -> s3).find(x));
                v -> m3 = (v -> s3).empty() ? inff : *(v -> s3).begin();
            }
            return;
        }
        int tm = (tl + tr) / 2;
        if (p <= tm){
            rem1(v -> l, tl, tm, p, x, t);
        }
        else {
            rem1(v -> r, tm + 1, tr, p, x, t);
        }
        recalc(v);
    }
    void rem2(node *v, int tl, int tr, int p, int x, bool t){
        if (tl == tr){
            if (t){
                (v -> s2).erase((v -> s2).find(x));
                v -> m2 = (v -> s2).empty() ? 0 : *prev((v -> s2).end());
            }
            else{
                (v -> s1).erase((v -> s1).find(x));
                v -> m1 = (v -> s1).empty() ? inff : *(v -> s1).begin();
            }
            return;
        }
        int tm = (tl + tr) / 2;
        if (p <= tm){
            rem2(v -> l, tl, tm, p, x, t);
        }
        else {
            rem2(v -> r, tm + 1, tr, p, x, t);
        }
        recalc(v);
    }
    void rem(int l, int r){
        if (l == 1){
            rem1(rt, 1, inf, r, r + 1, 1);
            return;
        }
        if (r == inf){
            rem1(rt, 1, inf, l, l - 1, 0);
            return;
        }
        int m = (l + r) / 2;
        if (l <= m) rem2(rt, 1, inf, m, l - 1, 0);
        if (m < r) rem2(rt, 1, inf, m + 1, r + 1, 1);
    }
    int get1(node *v, int tl, int tr, int l, int r, bool t){
        if (l > tr || r < tl) return inff * !t;
        if (l <= tl && tr <= r) return (t) ? (v -> m2) : (v -> m1);
        int tm = (tl + tr) / 2, out = inff * !t;
        if (v -> l){
            if (t){
                out = max(out, get1(v -> l, tl, tm, l, r, t));
            }
            else {
                out = min(out, get1(v -> l, tl, tm, l, r, t));
            }
        }
        if (v -> r){
            if (t){
                out = max(out, get1(v -> r, tm + 1, tr, l, r, t));
            }
            else {
                out = min(out, get1(v -> r, tm + 1, tr, l, r, t));
            }
        }
        return out;
    }
    int get2(node *v, int tl, int tr, int l, int r, bool t){
        if (l > tr || r < tl) return inff * !t;
        if (l <= tl && tr <= r) return (t) ? (v -> m4) : (v -> m3);
        int tm = (tl + tr) / 2, out = inff * !t;
        if (v -> l){
            if (t){
                out = max(out, get2(v -> l, tl, tm, l, r, t));
            }
            else {
                out = min(out, get2(v -> l, tl, tm, l, r, t));
            }
        }
        if (v -> r){
            if (t){
                out = max(out, get2(v -> r, tm + 1, tr, l, r, t));
            }
            else {
                out = min(out, get2(v -> r, tm + 1, tr, l, r, t));
            }
        }
        return out;
    }
    pii get(int x){
        return {min(get1(rt, 1, inf, x, inf, 0), get2(rt, 1, inf, 1, x, 0)), max(get1(rt, 1, inf, 1, x, 1), get2(rt, 1, inf, x, inf, 1))};
    }
};
 
int main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    
    int n, k, q; cin>>n>>k>>q;
    vector<int> x(n + 1), t(n + 1), a(n + 1), b(n + 1);
    for (int i = 1; i <= n; i++){
        cin>>x[i]>>t[i]>>a[i]>>b[i];
    }
    vector<int> xq(q + 1), yq(q + 1);
    for (int i = 1; i <= q; i++){
        cin>>xq[i]>>yq[i];
    }
 
    vector<arr3> mp;
    for (int i = 1; i <= n; i++){
        mp.pb({a[i], 1, i});
        if (b[i] < inf) mp.pb({b[i] + 1, 2, i});
    }
    for (int i = 1; i <= q; i++){
        mp.pb({yq[i], i + 2, xq[i]});
    }
    
    auto cmp = [&](arr3 x, arr3 y){
        if (x[0] == y[0]){
            return x[1] < y[1];
        }
        return x[0] < y[0];
    };
    
    sort(mp.begin(), mp.end(), cmp);
    
    vector<int> out(q + 1), cnt(k + 1);
    multiset<int> st[k + 1];
    int df = 0, l, r;
    IT T; T.init();
    for (auto [X, tt, i]: mp){
        if (tt == 1){
            df += !cnt[t[i]];
            cnt[t[i]]++;
            if (cnt[t[i]] == 1){
                if (1 < x[i]) T.add(1, x[i] - 1);
                if (x[i] < inf) T.add(x[i] + 1, inf);
                st[t[i]].insert(x[i]);
                continue;
            }
            
            if (st[t[i]].find(x[i]) != st[t[i]].end()){
                st[t[i]].insert(x[i]);
                continue;
            }
            
            auto it = st[t[i]].upper_bound(x[i]);
            if (it == st[t[i]].end()) r = inf;
            else r = (*it) - 1;
            if (it == st[t[i]].begin()) l = 1;
            else l = *prev(it) + 1;
            
            if (l <= r) T.rem(l, r);
            if (l < x[i]) T.add(l, x[i] - 1);
            if (x[i] < r) T.add(x[i] + 1, r);
            
            st[t[i]].insert(x[i]);
        }
        else if (tt == 2){
            cnt[t[i]]--;
            df -= !cnt[t[i]];
            
            if (st[t[i]].count(x[i]) > 1){
                st[t[i]].erase(st[t[i]].find(x[i]));
                continue;
            }
            
            auto it = st[t[i]].find(x[i]);
            
            if (it == st[t[i]].begin()) l = 1;
            else l = *prev(it) + 1;
            if (it == prev(st[t[i]].end())) r = inf;
            else r = *next(it) - 1;
            
            if (l < x[i]) T.rem(l, x[i] - 1);
            if (x[i] < r) T.rem(x[i] + 1, r);
            
            if (cnt[t[i]]) T.add(l, r);
            st[t[i]].erase(it);
        }
        else {
            int ii = tt - 2;
            if (df < k){
                out[ii] = -1;
                continue;
            }
            
            auto [l, r] = T.get(i);
            if (l != inff) out[ii] = max(out[ii], i - l);
            if (r != 0) out[ii] = max(out[ii], r - i);
        }
    }
    
    for (int i = 1; i <= q; i++){
        cout<<out[i]<<"\n";
    }
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 764 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 6 ms 5200 KB Output is correct
7 Correct 3 ms 2552 KB Output is correct
8 Correct 4 ms 3920 KB Output is correct
9 Correct 3 ms 2640 KB Output is correct
10 Correct 7 ms 5456 KB Output is correct
11 Correct 4 ms 3664 KB Output is correct
12 Correct 6 ms 5200 KB Output is correct
13 Correct 3 ms 2896 KB Output is correct
14 Correct 4 ms 3664 KB Output is correct
15 Correct 5 ms 3664 KB Output is correct
16 Correct 5 ms 3408 KB Output is correct
17 Correct 6 ms 4432 KB Output is correct
18 Correct 5 ms 3920 KB Output is correct
19 Correct 5 ms 3408 KB Output is correct
20 Correct 5 ms 4432 KB Output is correct
21 Correct 1 ms 336 KB Output is correct
22 Correct 3 ms 2640 KB Output is correct
23 Correct 4 ms 3408 KB Output is correct
24 Correct 5 ms 3920 KB Output is correct
25 Correct 5 ms 4432 KB Output is correct
26 Correct 6 ms 4688 KB Output is correct
27 Correct 2 ms 368 KB Output is correct
28 Correct 5 ms 3920 KB Output is correct
29 Correct 5 ms 3920 KB Output is correct
30 Correct 3 ms 2896 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 764 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 6 ms 5200 KB Output is correct
7 Correct 3 ms 2552 KB Output is correct
8 Correct 4 ms 3920 KB Output is correct
9 Correct 3 ms 2640 KB Output is correct
10 Correct 7 ms 5456 KB Output is correct
11 Correct 4 ms 3664 KB Output is correct
12 Correct 6 ms 5200 KB Output is correct
13 Correct 3 ms 2896 KB Output is correct
14 Correct 4 ms 3664 KB Output is correct
15 Correct 5 ms 3664 KB Output is correct
16 Correct 5 ms 3408 KB Output is correct
17 Correct 6 ms 4432 KB Output is correct
18 Correct 5 ms 3920 KB Output is correct
19 Correct 5 ms 3408 KB Output is correct
20 Correct 5 ms 4432 KB Output is correct
21 Correct 1 ms 336 KB Output is correct
22 Correct 3 ms 2640 KB Output is correct
23 Correct 4 ms 3408 KB Output is correct
24 Correct 5 ms 3920 KB Output is correct
25 Correct 5 ms 4432 KB Output is correct
26 Correct 6 ms 4688 KB Output is correct
27 Correct 2 ms 368 KB Output is correct
28 Correct 5 ms 3920 KB Output is correct
29 Correct 5 ms 3920 KB Output is correct
30 Correct 3 ms 2896 KB Output is correct
31 Correct 1246 ms 501308 KB Output is correct
32 Correct 269 ms 5572 KB Output is correct
33 Correct 1164 ms 494004 KB Output is correct
34 Correct 1226 ms 485392 KB Output is correct
35 Correct 1255 ms 505524 KB Output is correct
36 Correct 1132 ms 507620 KB Output is correct
37 Correct 882 ms 489140 KB Output is correct
38 Correct 990 ms 490876 KB Output is correct
39 Correct 744 ms 485308 KB Output is correct
40 Correct 772 ms 488632 KB Output is correct
41 Correct 789 ms 416180 KB Output is correct
42 Correct 789 ms 417204 KB Output is correct
43 Correct 42 ms 6844 KB Output is correct
44 Correct 864 ms 417520 KB Output is correct
45 Correct 764 ms 417972 KB Output is correct
46 Correct 667 ms 418172 KB Output is correct
47 Correct 444 ms 362940 KB Output is correct
48 Correct 459 ms 377444 KB Output is correct
49 Correct 521 ms 398636 KB Output is correct
50 Correct 592 ms 392068 KB Output is correct
51 Correct 579 ms 402768 KB Output is correct

Subtask #3
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 2095 ms 1048576 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #4
0 / 23.0

# Verdict Execution time Memory Grader output
1 Runtime error 2187 ms 1048576 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #5
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 764 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 6 ms 5200 KB Output is correct
7 Correct 3 ms 2552 KB Output is correct
8 Correct 4 ms 3920 KB Output is correct
9 Correct 3 ms 2640 KB Output is correct
10 Correct 7 ms 5456 KB Output is correct
11 Correct 4 ms 3664 KB Output is correct
12 Correct 6 ms 5200 KB Output is correct
13 Correct 3 ms 2896 KB Output is correct
14 Correct 4 ms 3664 KB Output is correct
15 Correct 5 ms 3664 KB Output is correct
16 Correct 5 ms 3408 KB Output is correct
17 Correct 6 ms 4432 KB Output is correct
18 Correct 5 ms 3920 KB Output is correct
19 Correct 5 ms 3408 KB Output is correct
20 Correct 5 ms 4432 KB Output is correct
21 Correct 1 ms 336 KB Output is correct
22 Correct 3 ms 2640 KB Output is correct
23 Correct 4 ms 3408 KB Output is correct
24 Correct 5 ms 3920 KB Output is correct
25 Correct 5 ms 4432 KB Output is correct
26 Correct 6 ms 4688 KB Output is correct
27 Correct 2 ms 368 KB Output is correct
28 Correct 5 ms 3920 KB Output is correct
29 Correct 5 ms 3920 KB Output is correct
30 Correct 3 ms 2896 KB Output is correct
31 Correct 1246 ms 501308 KB Output is correct
32 Correct 269 ms 5572 KB Output is correct
33 Correct 1164 ms 494004 KB Output is correct
34 Correct 1226 ms 485392 KB Output is correct
35 Correct 1255 ms 505524 KB Output is correct
36 Correct 1132 ms 507620 KB Output is correct
37 Correct 882 ms 489140 KB Output is correct
38 Correct 990 ms 490876 KB Output is correct
39 Correct 744 ms 485308 KB Output is correct
40 Correct 772 ms 488632 KB Output is correct
41 Correct 789 ms 416180 KB Output is correct
42 Correct 789 ms 417204 KB Output is correct
43 Correct 42 ms 6844 KB Output is correct
44 Correct 864 ms 417520 KB Output is correct
45 Correct 764 ms 417972 KB Output is correct
46 Correct 667 ms 418172 KB Output is correct
47 Correct 444 ms 362940 KB Output is correct
48 Correct 459 ms 377444 KB Output is correct
49 Correct 521 ms 398636 KB Output is correct
50 Correct 592 ms 392068 KB Output is correct
51 Correct 579 ms 402768 KB Output is correct
52 Correct 412 ms 225276 KB Output is correct
53 Correct 405 ms 220340 KB Output is correct
54 Correct 848 ms 354868 KB Output is correct
55 Correct 727 ms 352796 KB Output is correct
56 Correct 638 ms 318644 KB Output is correct
57 Correct 778 ms 397492 KB Output is correct
58 Correct 707 ms 352560 KB Output is correct
59 Correct 663 ms 318776 KB Output is correct
60 Correct 784 ms 398116 KB Output is correct
61 Correct 56 ms 12520 KB Output is correct
62 Correct 464 ms 225556 KB Output is correct
63 Correct 678 ms 314044 KB Output is correct
64 Correct 791 ms 346292 KB Output is correct
65 Correct 875 ms 394492 KB Output is correct
66 Correct 822 ms 416252 KB Output is correct
67 Correct 216 ms 6580 KB Output is correct

Subtask #6
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 764 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 6 ms 5200 KB Output is correct
7 Correct 3 ms 2552 KB Output is correct
8 Correct 4 ms 3920 KB Output is correct
9 Correct 3 ms 2640 KB Output is correct
10 Correct 7 ms 5456 KB Output is correct
11 Correct 4 ms 3664 KB Output is correct
12 Correct 6 ms 5200 KB Output is correct
13 Correct 3 ms 2896 KB Output is correct
14 Correct 4 ms 3664 KB Output is correct
15 Correct 5 ms 3664 KB Output is correct
16 Correct 5 ms 3408 KB Output is correct
17 Correct 6 ms 4432 KB Output is correct
18 Correct 5 ms 3920 KB Output is correct
19 Correct 5 ms 3408 KB Output is correct
20 Correct 5 ms 4432 KB Output is correct
21 Correct 1 ms 336 KB Output is correct
22 Correct 3 ms 2640 KB Output is correct
23 Correct 4 ms 3408 KB Output is correct
24 Correct 5 ms 3920 KB Output is correct
25 Correct 5 ms 4432 KB Output is correct
26 Correct 6 ms 4688 KB Output is correct
27 Correct 2 ms 368 KB Output is correct
28 Correct 5 ms 3920 KB Output is correct
29 Correct 5 ms 3920 KB Output is correct
30 Correct 3 ms 2896 KB Output is correct
31 Correct 1246 ms 501308 KB Output is correct
32 Correct 269 ms 5572 KB Output is correct
33 Correct 1164 ms 494004 KB Output is correct
34 Correct 1226 ms 485392 KB Output is correct
35 Correct 1255 ms 505524 KB Output is correct
36 Correct 1132 ms 507620 KB Output is correct
37 Correct 882 ms 489140 KB Output is correct
38 Correct 990 ms 490876 KB Output is correct
39 Correct 744 ms 485308 KB Output is correct
40 Correct 772 ms 488632 KB Output is correct
41 Correct 789 ms 416180 KB Output is correct
42 Correct 789 ms 417204 KB Output is correct
43 Correct 42 ms 6844 KB Output is correct
44 Correct 864 ms 417520 KB Output is correct
45 Correct 764 ms 417972 KB Output is correct
46 Correct 667 ms 418172 KB Output is correct
47 Correct 444 ms 362940 KB Output is correct
48 Correct 459 ms 377444 KB Output is correct
49 Correct 521 ms 398636 KB Output is correct
50 Correct 592 ms 392068 KB Output is correct
51 Correct 579 ms 402768 KB Output is correct
52 Runtime error 2095 ms 1048576 KB Execution killed with signal 9
53 Halted 0 ms 0 KB -