oj.uz

Submission #1112224

# Submission time Handle Problem Language Result Execution time Memory
1112224 2024-11-13T20:21:31 Z PagodePaiva Fortune Telling 2 (JOI14_fortune_telling2) C++17
4 / 100
 3000 ms 19932 KB 
#include<bits/stdc++.h>
#define int long long
#define fr first
#define sc second

using namespace std;

const int N = 200010;
const int B = 200;
int v[N][2];
int blocks[N];

struct Segtree{
    pair <int, int> tree[4*N]; int lazy[4*N];
    pair <int, int> join(pair <int, int> a, pair <int, int> b){
        return {max(a.fr, b.fr), max(a.sc, b.sc)};
    }
    void unlazy(int node, int l, int r){
        if(lazy[node]%2) swap(tree[node].fr, tree[node].sc);
        if(l != r){
            lazy[2*node] += lazy[node];
            lazy[2*node+1] += lazy[node];
        }
        lazy[node] = 0;
    }
    void build(int node, int l, int r){
        lazy[node] = 0;
        if(l == r){
            tree[node] = {v[l][0], v[l][1]};
            return;
        }
        int mid = (l+r)/2;
        build(2*node, l, mid);
        build(2*node+1, mid+1, r);
        tree[node] = join(tree[2*node], tree[2*node+1]);
    }
    void update(int node, int l, int r, int tl, int tr, int val){
        unlazy(node, tl, tr);
        if(l > tr or tl > r) return;
        if(l <= tl and tr <= r){
            if(tree[node].first <= val) {
                lazy[node]++;
                unlazy(node, tl, tr);
                return;
            }
            else{
                int mid = (tl+tr)/2;
                if(tl == tr) return;
                update(2*node, l, r, tl, mid, val);
                update(2*node+1, l, r, mid+1, tr, val);
                tree[node] = join(tree[2*node], tree[2*node+1]);
            }
            return;
        }
        int mid = (tl+tr)/2;
        update(2*node, l, r, tl, mid, val);
        update(2*node+1, l, r, mid+1, tr, val);
        tree[node] = join(tree[2*node], tree[2*node+1]);
        return;
    }
    pair <int, int> query(int node, int l, int r, int tl, int tr){
        unlazy(node, tl, tr);
        if(l > tr or tl > r) return {0, 0};
        if(l <= tl and tr <= r) return tree[node];
        int mid = (tl+tr)/2;
        return join(query(2*node, l, r, tl, mid), query(2*node+1, l, r, mid+1, tr));
    }
} seg;

bool comp2(array <int, 3> a, array <int, 3> b){
    if(blocks[a[2]] > blocks[b[2]]) return false;
    if(blocks[a[2]] < blocks[b[2]]) return true;
    if(max(a[0], a[1]) < max(b[0], b[1])) return true;
    return false;
}

bool comp(array <int, 3> a, array <int, 3> b){
    if(min(a[0], a[1]) < min(b[0], b[1])) return true;
    return false;
}

int32_t main(){
    ios::sync_with_stdio(false); cin.tie(0);
    int n, k;
    cin >> n >> k;
    vector <array <int, 3>> vv;
    for(int i = 1;i <= n;i++){
        int a, b;
        cin >> a >> b;
        vv.push_back({a, b, i});
    }
    sort(vv.begin(), vv.end(), comp);
    for(int i = 1;i <= n;i++){
        blocks[vv[i-1][2]] = i/B;
    }
    sort(vv.begin(), vv.end(), comp2);
    for(int i = 0;i < n;i++){
        v[i+1][0] = vv[i][0];
        v[i+1][1] = vv[i][1];
        //cout << v[i+1][0] << ' ' << v[i+1][1] << '\n';
    }
    seg.build(1,1, n);
    for(int i = 0;i < k;i++){
        int q;
        cin >> q;
        seg.update(1, 1, n, 1, n, q);
    }
    int res = 0;
    for(int i = 1;i <= n;i++){
        res += seg.query(1, i, i, 1, n).first;   
    }
    cout << res << '\n';
}

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 16976 KB Output is correct
2 Correct 7 ms 16976 KB Output is correct
3 Correct 11 ms 16976 KB Output is correct
4 Correct 10 ms 17100 KB Output is correct
5 Correct 10 ms 16976 KB Output is correct
6 Correct 10 ms 17104 KB Output is correct
7 Correct 8 ms 17100 KB Output is correct
8 Correct 12 ms 16976 KB Output is correct
9 Correct 13 ms 16976 KB Output is correct
10 Correct 10 ms 17100 KB Output is correct
11 Correct 8 ms 17092 KB Output is correct
12 Correct 8 ms 17268 KB Output is correct
13 Correct 8 ms 16976 KB Output is correct

Subtask #2
0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 16976 KB Output is correct
2 Correct 7 ms 16976 KB Output is correct
3 Correct 11 ms 16976 KB Output is correct
4 Correct 10 ms 17100 KB Output is correct
5 Correct 10 ms 16976 KB Output is correct
6 Correct 10 ms 17104 KB Output is correct
7 Correct 8 ms 17100 KB Output is correct
8 Correct 12 ms 16976 KB Output is correct
9 Correct 13 ms 16976 KB Output is correct
10 Correct 10 ms 17100 KB Output is correct
11 Correct 8 ms 17092 KB Output is correct
12 Correct 8 ms 17268 KB Output is correct
13 Correct 8 ms 16976 KB Output is correct
14 Correct 678 ms 17228 KB Output is correct
15 Correct 2860 ms 17608 KB Output is correct
16 Execution timed out 3058 ms 19932 KB Time limit exceeded
17 Halted 0 ms 0 KB -

Subtask #3
0 / 65.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 16976 KB Output is correct
2 Correct 7 ms 16976 KB Output is correct
3 Correct 11 ms 16976 KB Output is correct
4 Correct 10 ms 17100 KB Output is correct
5 Correct 10 ms 16976 KB Output is correct
6 Correct 10 ms 17104 KB Output is correct
7 Correct 8 ms 17100 KB Output is correct
8 Correct 12 ms 16976 KB Output is correct
9 Correct 13 ms 16976 KB Output is correct
10 Correct 10 ms 17100 KB Output is correct
11 Correct 8 ms 17092 KB Output is correct
12 Correct 8 ms 17268 KB Output is correct
13 Correct 8 ms 16976 KB Output is correct
14 Correct 678 ms 17228 KB Output is correct
15 Correct 2860 ms 17608 KB Output is correct
16 Execution timed out 3058 ms 19932 KB Time limit exceeded
17 Halted 0 ms 0 KB -