oj.uz

답안 #519500

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
519500 2022-01-26T12:55:01 Z pokmui9909 운세 보기 2 (JOI14_fortune_telling2) C++17
100 / 100
 1359 ms 201840 KB 
#include <bits/stdc++.h>
using namespace std;
using ll = long long;

const ll S = (1 << 21);
struct MaxSegTree{
    ll T[2 * S] = {};
    void update(ll k, ll v) { update(1, 1, S, k, v); }
    ll query(ll l, ll r) { return query(1, 1, S, l, r); }
    void update(ll node, ll s, ll e, ll k, ll v){
        if (s == e){
            T[node] = max(T[node], v);
            return;
        }
        ll m = (s + e) / 2;
        ll lch = 2 * node, rch = 2 * node + 1;
        if (k <= m) update(lch, s, m, k, v);
        else update(rch, m + 1, e, k, v);
        ll x = T[lch], y = T[rch];
        T[node] = max(x, y);
    }
    ll query(ll node, ll s, ll e, ll l, ll r){
        if (e < l || s > r) return 0;
        if (l <= s && e <= r) return T[node];
        ll m = (s + e) / 2;
        ll lch = 2 * node, rch = 2 * node + 1;
        ll x = query(lch, s, m, l, r), y = query(rch, m + 1, e, l, r);
        return max(x, y);
    }
};
struct MergeSortTree{
    vector<ll> T[2 * S];
    ll query(ll l, ll r, ll k) {return query(1, 1, S / 2, l, r, k);}
    void init(){
        for(int i = S / 2 - 1; i >= 1; i--){
            vector<ll> &L = T[i * 2], &R = T[i * 2 + 1];
            T[i].resize(L.size() + R.size());
            merge(L.begin(), L.end(), R.begin(), R.end(), T[i].begin());
        }
    }
    void push(ll k, ll v){
        T[k + S / 2 - 1].push_back(v);
    }
    ll query(ll node, ll s, ll e, ll l, ll r, ll v){
        if(e < l || s > r) return 0;
        if(l <= s && e <= r) return T[node].end() - lower_bound(T[node].begin(), T[node].end(), v);
        ll m = (s + e) / 2, lch = node * 2, rch = node * 2 + 1;
        ll x = query(lch, s, m, l, r, v);
        ll y = query(rch, m + 1, e, l, r, v);
        return x + y;
    }
};
vector<ll> V;
map<ll, ll> mp;
MaxSegTree MT;
MergeSortTree SRT;
ll Index(ll n){
    return lower_bound(V.begin(), V.end(), n) - V.begin() + 1;
}
ll N, K;
ll A[400005];
ll B[400005];
ll Q[400005];
  
int main(){
    cin.tie(0) -> sync_with_stdio(false);
  
    cin >> N >> K;
    for(int i = 1; i <= N; i++){
        cin >> A[i] >> B[i];
        V.push_back(A[i]); V.push_back(B[i]);
    }
    for(int i = 1; i <= K; i++){
        cin >> Q[i];
        V.push_back(Q[i]);
    }
    sort(V.begin(), V.end());
    V.erase(unique(V.begin(), V.end()), V.end());
    for(int i = 1; i <= N; i++){
        mp[Index(A[i])] = A[i];
        A[i] = Index(A[i]);
        mp[Index(B[i])] = B[i];
        B[i] = Index(B[i]);
    }
    for(int i = 1; i <= K; i++){
        mp[Index(Q[i])] = Q[i];
        Q[i] = Index(Q[i]);
        MT.update(Q[i], i);
        SRT.push(i, Q[i]);
    }
    SRT.init();
    ll ans = 0;
    for(int i = 1; i <= N; i++){
        ll C = min(A[i], B[i]), D = max(A[i], B[i]);
        ll Last = MT.query(C, D - 1);
        ll R = SRT.query(Last + 1, K, D);
        if(Last == 0) C = B[i], D = A[i];
        if(R % 2 == 0){
            ans += mp[D];
        } else {
            ans += mp[C];
        }
    }
    cout << ans;
}

Subtask #1
4.0 / 4.0

# 결과 실행 시간 메모리 Grader output
1 Correct 56 ms 99216 KB Output is correct
2 Correct 56 ms 99276 KB Output is correct
3 Correct 59 ms 99468 KB Output is correct
4 Correct 56 ms 99396 KB Output is correct
5 Correct 58 ms 99384 KB Output is correct
6 Correct 56 ms 99396 KB Output is correct
7 Correct 57 ms 99400 KB Output is correct
8 Correct 59 ms 99356 KB Output is correct
9 Correct 62 ms 99344 KB Output is correct
10 Correct 57 ms 99164 KB Output is correct
11 Correct 64 ms 99412 KB Output is correct
12 Correct 56 ms 99312 KB Output is correct
13 Correct 58 ms 99268 KB Output is correct

Subtask #2
31.0 / 31.0

# 결과 실행 시간 메모리 Grader output
1 Correct 56 ms 99216 KB Output is correct
2 Correct 56 ms 99276 KB Output is correct
3 Correct 59 ms 99468 KB Output is correct
4 Correct 56 ms 99396 KB Output is correct
5 Correct 58 ms 99384 KB Output is correct
6 Correct 56 ms 99396 KB Output is correct
7 Correct 57 ms 99400 KB Output is correct
8 Correct 59 ms 99356 KB Output is correct
9 Correct 62 ms 99344 KB Output is correct
10 Correct 57 ms 99164 KB Output is correct
11 Correct 64 ms 99412 KB Output is correct
12 Correct 56 ms 99312 KB Output is correct
13 Correct 58 ms 99268 KB Output is correct
14 Correct 85 ms 104000 KB Output is correct
15 Correct 127 ms 108736 KB Output is correct
16 Correct 194 ms 113684 KB Output is correct
17 Correct 206 ms 118464 KB Output is correct
18 Correct 202 ms 118540 KB Output is correct
19 Correct 261 ms 118552 KB Output is correct
20 Correct 208 ms 118432 KB Output is correct
21 Correct 196 ms 118548 KB Output is correct
22 Correct 151 ms 115428 KB Output is correct
23 Correct 140 ms 113856 KB Output is correct
24 Correct 144 ms 112784 KB Output is correct
25 Correct 162 ms 116208 KB Output is correct
26 Correct 152 ms 114648 KB Output is correct
27 Correct 214 ms 115472 KB Output is correct
28 Correct 156 ms 115320 KB Output is correct
29 Correct 224 ms 116908 KB Output is correct

Subtask #3
65.0 / 65.0

# 결과 실행 시간 메모리 Grader output
1 Correct 56 ms 99216 KB Output is correct
2 Correct 56 ms 99276 KB Output is correct
3 Correct 59 ms 99468 KB Output is correct
4 Correct 56 ms 99396 KB Output is correct
5 Correct 58 ms 99384 KB Output is correct
6 Correct 56 ms 99396 KB Output is correct
7 Correct 57 ms 99400 KB Output is correct
8 Correct 59 ms 99356 KB Output is correct
9 Correct 62 ms 99344 KB Output is correct
10 Correct 57 ms 99164 KB Output is correct
11 Correct 64 ms 99412 KB Output is correct
12 Correct 56 ms 99312 KB Output is correct
13 Correct 58 ms 99268 KB Output is correct
14 Correct 85 ms 104000 KB Output is correct
15 Correct 127 ms 108736 KB Output is correct
16 Correct 194 ms 113684 KB Output is correct
17 Correct 206 ms 118464 KB Output is correct
18 Correct 202 ms 118540 KB Output is correct
19 Correct 261 ms 118552 KB Output is correct
20 Correct 208 ms 118432 KB Output is correct
21 Correct 196 ms 118548 KB Output is correct
22 Correct 151 ms 115428 KB Output is correct
23 Correct 140 ms 113856 KB Output is correct
24 Correct 144 ms 112784 KB Output is correct
25 Correct 162 ms 116208 KB Output is correct
26 Correct 152 ms 114648 KB Output is correct
27 Correct 214 ms 115472 KB Output is correct
28 Correct 156 ms 115320 KB Output is correct
29 Correct 224 ms 116908 KB Output is correct
30 Correct 431 ms 160400 KB Output is correct
31 Correct 611 ms 167964 KB Output is correct
32 Correct 813 ms 177412 KB Output is correct
33 Correct 1349 ms 196188 KB Output is correct
34 Correct 391 ms 160300 KB Output is correct
35 Correct 1359 ms 201604 KB Output is correct
36 Correct 1314 ms 201704 KB Output is correct
37 Correct 1343 ms 201804 KB Output is correct
38 Correct 1320 ms 201840 KB Output is correct
39 Correct 1302 ms 201768 KB Output is correct
40 Correct 1171 ms 201476 KB Output is correct
41 Correct 1337 ms 201752 KB Output is correct
42 Correct 1291 ms 201716 KB Output is correct
43 Correct 730 ms 196508 KB Output is correct
44 Correct 742 ms 196952 KB Output is correct
45 Correct 715 ms 198536 KB Output is correct
46 Correct 684 ms 176392 KB Output is correct
47 Correct 635 ms 168432 KB Output is correct
48 Correct 917 ms 186024 KB Output is correct
49 Correct 909 ms 186032 KB Output is correct