oj.uz

Submission #1100418

# Submission time Handle Problem Language Result Execution time Memory
1100418 2024-10-13T19:31:04 Z vladilius New Home (APIO18_new_home) C++17
5 / 100
 1560 ms 940660 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;
const int N = 3e5 + 2;
const int NN = 2e7;

struct IT{
    struct node{
        int m1, m2, i, l, r;
        node(){
            l = r = 0;
            m1 = inff; m2 = 0;
        }
    };
    multiset<int> s1[N], s2[N];
    node all[NN];
    int cc, cc1;
    void init(){
        cc = 1; cc1 = 0;
    }
    int nw(int tl, int tr){
        cc++;
        if (tl == tr){
            cc1++;
            all[cc].i = cc1;
        }
        return cc;
    }
    void recalc(int v){
        all[v].m1 = inff; all[v].m2 = 0;
        if (all[v].l){
            all[v].m1 = min(all[v].m1, all[all[v].l].m1);
            all[v].m2 = max(all[v].m2, all[all[v].l].m2);
        }
        if (all[v].r){
            all[v].m1 = min(all[v].m1, all[all[v].r].m1);
            all[v].m2 = max(all[v].m2, all[all[v].r].m2);
        }
    }
    void add(int v, int tl, int tr, int p, int x, bool t){
        if (tl == tr){
            if (t){
                s2[all[v].i].insert(x);
                all[v].m2 = max(all[v].m2, x);
            }
            else{
                s1[all[v].i].insert(x);
                all[v].m1 = min(all[v].m1, x);
            }
            return;
        }
        int tm = (tl + tr) / 2;
        if (p <= tm){
            if (!all[v].l) all[v].l = nw(tl, tm);
            add(all[v].l, tl, tm, p, x, t);
        }
        else {
            if (!all[v].r) all[v].r = nw(tm + 1, tr);
            add(all[v].r, tm + 1, tr, p, x, t);
        }
        recalc(v);
    }
    void add(int l, int r){
        if (l == 1){
            add(1, 1, inf, l, r + 1, 1);
            return;
        }
        if (r == inf){
            add(1, 1, inf, inf, l - 1, 0);
            return;
        }
        int m = (l + r) / 2;
        if (l <= m) add(1, 1, inf, m, l - 1, 0);
        if (m < r) add(1, 1, inf, m + 1, r + 1, 1);
    }
    void rem(int v, int tl, int tr, int p, int x, bool t){
        if (tl == tr){
            if (t){
                s2[all[v].i].erase(s2[all[v].i].find(x));
                all[v].m2 = s2[all[v].i].empty() ? 0 : *prev(s2[all[v].i].end());
            }
            else{
                s1[all[v].i].erase(s1[all[v].i].find(x));
                all[v].m1 = s1[all[v].i].empty() ? inff : *s1[all[v].i].begin();
            }
            return;
        }
        int tm = (tl + tr) / 2;
        if (p <= tm){
            rem(all[v].l, tl, tm, p, x, t);
        }
        else {
            rem(all[v].r, tm + 1, tr, p, x, t);
        }
        recalc(v);
    }
    void rem(int l, int r){
        if (l == 1){
            rem(1, 1, inf, l, r + 1, 1);
            return;
        }
        if (r == inf){
            rem(1, 1, inf, inf, l - 1, 0);
            return;
        }
        int m = (l + r) / 2;
        if (l <= m) rem(1, 1, inf, m, l - 1, 0);
        if (m < r) rem(1, 1, inf, m + 1, r + 1, 1);
    }
    int get1(int 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) ? all[v].m2 : all[v].m1;
        int tm = (tl + tr) / 2, out = inff * !t;
        if (all[v].l){
            if (t){
                out = max(out, get1(all[v].l, tl, tm, l, r, t));
            }
            else {
                out = min(out, get1(all[v].l, tl, tm, l, r, t));
            }
        }
        if (all[v].r){
            if (t){
                out = max(out, get1(all[v].r, tm + 1, tr, l, r, t));
            }
            else {
                out = min(out, get1(all[v].r, tm + 1, tr, l, r, t));
            }
        }
        return out;
    }
    pii get(int x){
        return {get1(1, 1, inf, x, inf, 0), get1(1, 1, inf, 1, x, 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 414 ms 419912 KB Output is correct
2 Correct 406 ms 419912 KB Output is correct
3 Correct 379 ms 420180 KB Output is correct
4 Correct 380 ms 419852 KB Output is correct
5 Correct 377 ms 419844 KB Output is correct
6 Correct 369 ms 419824 KB Output is correct
7 Correct 375 ms 419920 KB Output is correct
8 Correct 382 ms 420076 KB Output is correct
9 Correct 391 ms 419980 KB Output is correct
10 Correct 386 ms 420168 KB Output is correct
11 Correct 388 ms 420064 KB Output is correct
12 Correct 376 ms 419912 KB Output is correct
13 Correct 375 ms 419912 KB Output is correct
14 Correct 392 ms 420168 KB Output is correct
15 Correct 373 ms 420072 KB Output is correct
16 Correct 397 ms 419912 KB Output is correct
17 Correct 371 ms 419912 KB Output is correct
18 Correct 400 ms 419912 KB Output is correct
19 Correct 389 ms 420056 KB Output is correct
20 Correct 374 ms 419912 KB Output is correct
21 Correct 376 ms 419912 KB Output is correct
22 Correct 398 ms 420056 KB Output is correct
23 Correct 396 ms 420044 KB Output is correct
24 Correct 392 ms 420056 KB Output is correct
25 Correct 394 ms 420112 KB Output is correct
26 Correct 384 ms 419852 KB Output is correct
27 Correct 367 ms 419912 KB Output is correct
28 Correct 378 ms 420028 KB Output is correct
29 Correct 370 ms 420060 KB Output is correct
30 Correct 386 ms 419936 KB Output is correct

Subtask #2
0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 414 ms 419912 KB Output is correct
2 Correct 406 ms 419912 KB Output is correct
3 Correct 379 ms 420180 KB Output is correct
4 Correct 380 ms 419852 KB Output is correct
5 Correct 377 ms 419844 KB Output is correct
6 Correct 369 ms 419824 KB Output is correct
7 Correct 375 ms 419920 KB Output is correct
8 Correct 382 ms 420076 KB Output is correct
9 Correct 391 ms 419980 KB Output is correct
10 Correct 386 ms 420168 KB Output is correct
11 Correct 388 ms 420064 KB Output is correct
12 Correct 376 ms 419912 KB Output is correct
13 Correct 375 ms 419912 KB Output is correct
14 Correct 392 ms 420168 KB Output is correct
15 Correct 373 ms 420072 KB Output is correct
16 Correct 397 ms 419912 KB Output is correct
17 Correct 371 ms 419912 KB Output is correct
18 Correct 400 ms 419912 KB Output is correct
19 Correct 389 ms 420056 KB Output is correct
20 Correct 374 ms 419912 KB Output is correct
21 Correct 376 ms 419912 KB Output is correct
22 Correct 398 ms 420056 KB Output is correct
23 Correct 396 ms 420044 KB Output is correct
24 Correct 392 ms 420056 KB Output is correct
25 Correct 394 ms 420112 KB Output is correct
26 Correct 384 ms 419852 KB Output is correct
27 Correct 367 ms 419912 KB Output is correct
28 Correct 378 ms 420028 KB Output is correct
29 Correct 370 ms 420060 KB Output is correct
30 Correct 386 ms 419936 KB Output is correct
31 Runtime error 1383 ms 875960 KB Execution killed with signal 11
32 Halted 0 ms 0 KB -

Subtask #3
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 1560 ms 940660 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #4
0 / 23.0

# Verdict Execution time Memory Grader output
1 Runtime error 1466 ms 920500 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #5
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 414 ms 419912 KB Output is correct
2 Correct 406 ms 419912 KB Output is correct
3 Correct 379 ms 420180 KB Output is correct
4 Correct 380 ms 419852 KB Output is correct
5 Correct 377 ms 419844 KB Output is correct
6 Correct 369 ms 419824 KB Output is correct
7 Correct 375 ms 419920 KB Output is correct
8 Correct 382 ms 420076 KB Output is correct
9 Correct 391 ms 419980 KB Output is correct
10 Correct 386 ms 420168 KB Output is correct
11 Correct 388 ms 420064 KB Output is correct
12 Correct 376 ms 419912 KB Output is correct
13 Correct 375 ms 419912 KB Output is correct
14 Correct 392 ms 420168 KB Output is correct
15 Correct 373 ms 420072 KB Output is correct
16 Correct 397 ms 419912 KB Output is correct
17 Correct 371 ms 419912 KB Output is correct
18 Correct 400 ms 419912 KB Output is correct
19 Correct 389 ms 420056 KB Output is correct
20 Correct 374 ms 419912 KB Output is correct
21 Correct 376 ms 419912 KB Output is correct
22 Correct 398 ms 420056 KB Output is correct
23 Correct 396 ms 420044 KB Output is correct
24 Correct 392 ms 420056 KB Output is correct
25 Correct 394 ms 420112 KB Output is correct
26 Correct 384 ms 419852 KB Output is correct
27 Correct 367 ms 419912 KB Output is correct
28 Correct 378 ms 420028 KB Output is correct
29 Correct 370 ms 420060 KB Output is correct
30 Correct 386 ms 419936 KB Output is correct
31 Runtime error 1383 ms 875960 KB Execution killed with signal 11
32 Halted 0 ms 0 KB -

Subtask #6
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 414 ms 419912 KB Output is correct
2 Correct 406 ms 419912 KB Output is correct
3 Correct 379 ms 420180 KB Output is correct
4 Correct 380 ms 419852 KB Output is correct
5 Correct 377 ms 419844 KB Output is correct
6 Correct 369 ms 419824 KB Output is correct
7 Correct 375 ms 419920 KB Output is correct
8 Correct 382 ms 420076 KB Output is correct
9 Correct 391 ms 419980 KB Output is correct
10 Correct 386 ms 420168 KB Output is correct
11 Correct 388 ms 420064 KB Output is correct
12 Correct 376 ms 419912 KB Output is correct
13 Correct 375 ms 419912 KB Output is correct
14 Correct 392 ms 420168 KB Output is correct
15 Correct 373 ms 420072 KB Output is correct
16 Correct 397 ms 419912 KB Output is correct
17 Correct 371 ms 419912 KB Output is correct
18 Correct 400 ms 419912 KB Output is correct
19 Correct 389 ms 420056 KB Output is correct
20 Correct 374 ms 419912 KB Output is correct
21 Correct 376 ms 419912 KB Output is correct
22 Correct 398 ms 420056 KB Output is correct
23 Correct 396 ms 420044 KB Output is correct
24 Correct 392 ms 420056 KB Output is correct
25 Correct 394 ms 420112 KB Output is correct
26 Correct 384 ms 419852 KB Output is correct
27 Correct 367 ms 419912 KB Output is correct
28 Correct 378 ms 420028 KB Output is correct
29 Correct 370 ms 420060 KB Output is correct
30 Correct 386 ms 419936 KB Output is correct
31 Runtime error 1383 ms 875960 KB Execution killed with signal 11
32 Halted 0 ms 0 KB -