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Submission #1100414

# Submission time Handle Problem Language Result Execution time Memory
1100414 2024-10-13T18:50:12 Z vladilius New Home (APIO18_new_home) C++17
5 / 100
 1287 ms 742160 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 = 1e7;

struct IT{
    struct node{
        int m1, m2, m3, m4, i, l, r;
        node(){
            l = r = 0;
            m1 = m3 = inff; m2 = m4 = 0;
        }
    };
    multiset<int> s1[N], s2[N], s3[N], s4[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 = all[v].m3 = inff; all[v].m2 = all[v].m4 = 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);
            all[v].m3 = min(all[v].m3, all[all[v].l].m3);
            all[v].m4 = max(all[v].m4, all[all[v].l].m4);
        }
        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);
            all[v].m3 = min(all[v].m3, all[all[v].r].m3);
            all[v].m4 = max(all[v].m4, all[all[v].r].m4);
        }
    }
    void add1(int v, int tl, int tr, int p, int x, bool t){
        if (tl == tr){
            if (t){
                s4[all[v].i].insert(x);
                all[v].m4 = max(all[v].m4, x);
            }
            else{
                s3[all[v].i].insert(x);
                all[v].m3 = min(all[v].m3, x);
            }
            return;
        }
        int tm = (tl + tr) / 2;
        if (p <= tm){
            if (!all[v].l) all[v].l = nw(tl, tm);
            add1(all[v].l, tl, tm, p, x, t);
        }
        else {
            if (!all[v].r) all[v].r = nw(tm + 1, tr);
            add1(all[v].r, tm + 1, tr, p, x, t);
        }
        recalc(v);
    }
    void add2(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);
            add2(all[v].l, tl, tm, p, x, t);
        }
        else {
            if (!all[v].r) all[v].r = nw(tm + 1, tr);
            add2(all[v].r, tm + 1, tr, p, x, t);
        }
        recalc(v);
    }
    void add(int l, int r){
        if (l == 1){
            add1(1, 1, inf, r, r + 1, 1);
            return;
        }
        if (r == inf){
            add1(1, 1, inf, l, l - 1, 0);
            return;
        }
        int m = (l + r) / 2;
        if (l <= m) add2(1, 1, inf, m, l - 1, 0);
        if (m < r) add2(1, 1, inf, m + 1, r + 1, 1);
    }
    void rem1(int v, int tl, int tr, int p, int x, bool t){
        if (tl == tr){
            if (t){
                s4[all[v].i].erase(s4[all[v].i].find(x));
                all[v].m4 = s4[all[v].i].empty() ? 0 : *prev(s4[all[v].i].end());
            }
            else{
                s3[all[v].i].erase(s3[all[v].i].find(x));
                all[v].m3 = s3[all[v].i].empty() ? inff : *s3[all[v].i].begin();
            }
            return;
        }
        int tm = (tl + tr) / 2;
        if (p <= tm){
            rem1(all[v].l, tl, tm, p, x, t);
        }
        else {
            rem1(all[v].r, tm + 1, tr, p, x, t);
        }
        recalc(v);
    }
    void rem2(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){
            rem2(all[v].l, tl, tm, p, x, t);
        }
        else {
            rem2(all[v].r, tm + 1, tr, p, x, t);
        }
        recalc(v);
    }
    void rem(int l, int r){
        if (l == 1){
            rem1(1, 1, inf, r, r + 1, 1);
            return;
        }
        if (r == inf){
            rem1(1, 1, inf, l, l - 1, 0);
            return;
        }
        int m = (l + r) / 2;
        if (l <= m) rem2(1, 1, inf, m, l - 1, 0);
        if (m < r) rem2(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;
    }
    int get2(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].m4 : all[v].m3;
        int tm = (tl + tr) / 2, out = inff * !t;
        if (all[v].l){
            if (t){
                out = max(out, get2(all[v].l, tl, tm, l, r, t));
            }
            else {
                out = min(out, get2(all[v].l, tl, tm, l, r, t));
            }
        }
        if (all[v].r){
            if (t){
                out = max(out, get2(all[v].r, tm + 1, tr, l, r, t));
            }
            else {
                out = min(out, get2(all[v].r, tm + 1, tr, l, r, t));
            }
        }
        return out;
    }
    pii get(int x){
        return {min(get1(1, 1, inf, x, inf, 0), get2(1, 1, inf, 1, x, 0)), max(get1(1, 1, inf, 1, x, 1), get2(1, 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 306 ms 330640 KB Output is correct
2 Correct 310 ms 330568 KB Output is correct
3 Correct 305 ms 330656 KB Output is correct
4 Correct 303 ms 330564 KB Output is correct
5 Correct 305 ms 330824 KB Output is correct
6 Correct 291 ms 330708 KB Output is correct
7 Correct 287 ms 330824 KB Output is correct
8 Correct 281 ms 330744 KB Output is correct
9 Correct 297 ms 330824 KB Output is correct
10 Correct 307 ms 330824 KB Output is correct
11 Correct 304 ms 330824 KB Output is correct
12 Correct 290 ms 330712 KB Output is correct
13 Correct 291 ms 330824 KB Output is correct
14 Correct 286 ms 330824 KB Output is correct
15 Correct 289 ms 330824 KB Output is correct
16 Correct 298 ms 330704 KB Output is correct
17 Correct 289 ms 330644 KB Output is correct
18 Correct 296 ms 330744 KB Output is correct
19 Correct 286 ms 330704 KB Output is correct
20 Correct 272 ms 330640 KB Output is correct
21 Correct 284 ms 330852 KB Output is correct
22 Correct 285 ms 330844 KB Output is correct
23 Correct 297 ms 330824 KB Output is correct
24 Correct 316 ms 330856 KB Output is correct
25 Correct 319 ms 330620 KB Output is correct
26 Correct 311 ms 330776 KB Output is correct
27 Correct 311 ms 330824 KB Output is correct
28 Correct 310 ms 330824 KB Output is correct
29 Correct 291 ms 330824 KB Output is correct
30 Correct 292 ms 330816 KB Output is correct

Subtask #2
0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 306 ms 330640 KB Output is correct
2 Correct 310 ms 330568 KB Output is correct
3 Correct 305 ms 330656 KB Output is correct
4 Correct 303 ms 330564 KB Output is correct
5 Correct 305 ms 330824 KB Output is correct
6 Correct 291 ms 330708 KB Output is correct
7 Correct 287 ms 330824 KB Output is correct
8 Correct 281 ms 330744 KB Output is correct
9 Correct 297 ms 330824 KB Output is correct
10 Correct 307 ms 330824 KB Output is correct
11 Correct 304 ms 330824 KB Output is correct
12 Correct 290 ms 330712 KB Output is correct
13 Correct 291 ms 330824 KB Output is correct
14 Correct 286 ms 330824 KB Output is correct
15 Correct 289 ms 330824 KB Output is correct
16 Correct 298 ms 330704 KB Output is correct
17 Correct 289 ms 330644 KB Output is correct
18 Correct 296 ms 330744 KB Output is correct
19 Correct 286 ms 330704 KB Output is correct
20 Correct 272 ms 330640 KB Output is correct
21 Correct 284 ms 330852 KB Output is correct
22 Correct 285 ms 330844 KB Output is correct
23 Correct 297 ms 330824 KB Output is correct
24 Correct 316 ms 330856 KB Output is correct
25 Correct 319 ms 330620 KB Output is correct
26 Correct 311 ms 330776 KB Output is correct
27 Correct 311 ms 330824 KB Output is correct
28 Correct 310 ms 330824 KB Output is correct
29 Correct 291 ms 330824 KB Output is correct
30 Correct 292 ms 330816 KB Output is correct
31 Runtime error 1287 ms 694964 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 1169 ms 742160 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 1172 ms 736732 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 306 ms 330640 KB Output is correct
2 Correct 310 ms 330568 KB Output is correct
3 Correct 305 ms 330656 KB Output is correct
4 Correct 303 ms 330564 KB Output is correct
5 Correct 305 ms 330824 KB Output is correct
6 Correct 291 ms 330708 KB Output is correct
7 Correct 287 ms 330824 KB Output is correct
8 Correct 281 ms 330744 KB Output is correct
9 Correct 297 ms 330824 KB Output is correct
10 Correct 307 ms 330824 KB Output is correct
11 Correct 304 ms 330824 KB Output is correct
12 Correct 290 ms 330712 KB Output is correct
13 Correct 291 ms 330824 KB Output is correct
14 Correct 286 ms 330824 KB Output is correct
15 Correct 289 ms 330824 KB Output is correct
16 Correct 298 ms 330704 KB Output is correct
17 Correct 289 ms 330644 KB Output is correct
18 Correct 296 ms 330744 KB Output is correct
19 Correct 286 ms 330704 KB Output is correct
20 Correct 272 ms 330640 KB Output is correct
21 Correct 284 ms 330852 KB Output is correct
22 Correct 285 ms 330844 KB Output is correct
23 Correct 297 ms 330824 KB Output is correct
24 Correct 316 ms 330856 KB Output is correct
25 Correct 319 ms 330620 KB Output is correct
26 Correct 311 ms 330776 KB Output is correct
27 Correct 311 ms 330824 KB Output is correct
28 Correct 310 ms 330824 KB Output is correct
29 Correct 291 ms 330824 KB Output is correct
30 Correct 292 ms 330816 KB Output is correct
31 Runtime error 1287 ms 694964 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 306 ms 330640 KB Output is correct
2 Correct 310 ms 330568 KB Output is correct
3 Correct 305 ms 330656 KB Output is correct
4 Correct 303 ms 330564 KB Output is correct
5 Correct 305 ms 330824 KB Output is correct
6 Correct 291 ms 330708 KB Output is correct
7 Correct 287 ms 330824 KB Output is correct
8 Correct 281 ms 330744 KB Output is correct
9 Correct 297 ms 330824 KB Output is correct
10 Correct 307 ms 330824 KB Output is correct
11 Correct 304 ms 330824 KB Output is correct
12 Correct 290 ms 330712 KB Output is correct
13 Correct 291 ms 330824 KB Output is correct
14 Correct 286 ms 330824 KB Output is correct
15 Correct 289 ms 330824 KB Output is correct
16 Correct 298 ms 330704 KB Output is correct
17 Correct 289 ms 330644 KB Output is correct
18 Correct 296 ms 330744 KB Output is correct
19 Correct 286 ms 330704 KB Output is correct
20 Correct 272 ms 330640 KB Output is correct
21 Correct 284 ms 330852 KB Output is correct
22 Correct 285 ms 330844 KB Output is correct
23 Correct 297 ms 330824 KB Output is correct
24 Correct 316 ms 330856 KB Output is correct
25 Correct 319 ms 330620 KB Output is correct
26 Correct 311 ms 330776 KB Output is correct
27 Correct 311 ms 330824 KB Output is correct
28 Correct 310 ms 330824 KB Output is correct
29 Correct 291 ms 330824 KB Output is correct
30 Correct 292 ms 330816 KB Output is correct
31 Runtime error 1287 ms 694964 KB Execution killed with signal 11
32 Halted 0 ms 0 KB -