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답안 #401602

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
401602 2021-05-10T14:42:18 Z Jarif_Rahman 푸드 코트 (JOI21_foodcourt) C++17
21 / 100
 678 ms 31488 KB 
#include <bits/stdc++.h>
#define pb push_back
#define f first
#define sc second
using namespace std;
typedef long long int ll;
typedef string str;
const ll inf = 1e16+1;
struct segtree_beats{
    struct node{
        ll mn[2], cnt[2];
        ll sm, lazy_add;
        node(){
            mn[0] = 0, mn[1] = inf;
            cnt[0] = 1, cnt[1] = 0;
            sm = 0;
            lazy_add = 0;
        }
        node operator+(node a){
            node rt;
            if(mn[0] < a.mn[0]){
                rt.mn[0] = mn[0], rt.cnt[0] = cnt[0];
                if(mn[1] < a.mn[0]) rt.mn[1] = mn[1], rt.cnt[1] = cnt[1];
                else if(mn[1] > a.mn[0]) rt.mn[1] = a.mn[0], rt.cnt[1] = a.cnt[0];
                else rt.mn[1] = mn[1], rt.cnt[1] = cnt[1]+a.cnt[0];
            }
            else if(mn[0] > a.mn[0]){
                rt.mn[0] = a.mn[0], rt.cnt[0] = a.cnt[0];
                if(mn[0] < a.mn[1]) rt.mn[1] = mn[0], rt.cnt[1] = cnt[0];
                else if(mn[0] > a.mn[1]) rt.mn[1] = a.mn[1], rt.cnt[1] = a.cnt[1];
                else rt.mn[1] = mn[0], rt.cnt[1] = cnt[0]+a.cnt[1];
            }
            else{
                rt.mn[0] = mn[0], rt.cnt[0] = cnt[0]+a.cnt[0];
                if(mn[1] < a.mn[1]) rt.mn[1] = mn[1], rt.cnt[1] = cnt[1];
                else if(mn[1] > a.mn[1]) rt.mn[1] = a.mn[1], rt.cnt[1] = a.cnt[1];
                else rt.mn[1] = mn[1], rt.cnt[1] = cnt[1]+a.cnt[1];
            }
            rt.sm = sm+a.sm;
            return rt;
        }
        void propagate(node nd, int sz){
            lazy_add+=nd.lazy_add;
            sm+=nd.lazy_add*sz;
            mn[0]+=nd.lazy_add;
            if(mn[1] != inf) mn[1]+=nd.lazy_add;
            if(nd.mn[0] <= mn[0]) return;
            sm+=(nd.mn[0]-mn[0])*sz;
            mn[0] = nd.mn[0];
        }
    };
    int k;
    vector<node> v;
    segtree_beats(int n){
        k = 1;
        while(k < n) k*=2;
        k*=2;
        v.resize(k, node());
        for(int i = k/2-1; i > 0; i--) v[i] = v[2*i]+v[2*i+1];
    }
    void add(int l, int r, int nd, int a, int b, ll x){
        if(a > r || b < l){
            return;
        }
        if(a >= l && b <= r){
            node nd0;
            nd0.lazy_add = x;
            nd0.mn[0] = -inf+1;
            v[nd].propagate(nd0, b-a+1);
            return;
        }
        int md = (a+b)/2;
        v[2*nd].propagate(v[nd], md-a+1);
        v[2*nd+1].propagate(v[nd], b-md);
        v[nd].lazy_add = 0;
        add(l, r, 2*nd, a, md, x);
        add(l, r, 2*nd+1, md+1, b, x);
        v[nd] = v[2*nd]+v[2*nd+1];
    }
    void add(int l, int r, ll x){
        add(l, r, 1, 0, k/2-1, x);
    }
    void chmx(int l, int r, int nd, int a, int b, ll x){
        if(a > r || b < l || v[nd].mn[0] >= x){
            return;
        }
        if(a >= l && b <= r && v[nd].mn[1] > x){
            node nd0;
            nd0.mn[0] = x;
            v[nd].propagate(nd0, b-a+1);
            return;
        }
        int md = (a+b)/2;
        v[2*nd].propagate(v[nd], md-a+1);
        v[2*nd+1].propagate(v[nd], b-md);
        v[nd].lazy_add = 0;
        chmx(l, r, 2*nd, a, md, x);
        chmx(l, r, 2*nd+1, md+1, b, x);
        v[nd] = v[2*nd]+v[2*nd+1];
    }
    void chmx(int l, int r, ll x){
        chmx(l, r, 1, 0, k/2-1, x);
    }
    ll sum(int l, int r, int nd, int a, int b){
        if(a > r || b < l){
            return 0;
        }
        if(a >= l && b <= r){
            return v[nd].sm;
        }
        int md = (a+b)/2;
        v[2*nd].propagate(v[nd], md-a+1);
        v[2*nd+1].propagate(v[nd], b-md);
        v[nd].lazy_add = 0;
        ll rt = sum(l, r, 2*nd, a, md) + sum(l, r, 2*nd+1, md+1, b);
        v[nd] = v[2*nd]+v[2*nd+1];
        return rt;
    }
    ll sum(int l, int r){
        return sum(l, r, 1, 0, k/2-1);
    }
};
int main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    int n, m, q; cin >> n >> m >> q;
    segtree_beats beats(n);
    while(q--){
        int tt; cin >> tt;
        if(tt == 1){
            int l, r, c; ll k; cin >> l >> r >> c >> k; l--, r--;
            beats.add(l, r, k);
        }
        else if(tt == 2){
            int l, r; ll k; cin >> l >> r >> k; l--, r--;
            beats.add(l, r, -k);
            beats.chmx(l, r, 0LL);
        }
        else{
            int a; ll b; cin >> a >> b; a--;
            cout << (beats.sum(a, a) >= b ? 1:0) << "\n";
        }
    }
}

Subtask #1
0 / 2.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 3 ms 576 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 3 ms 576 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 117 ms 7620 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
21.0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 554 ms 30420 KB Output is correct
2 Correct 456 ms 29252 KB Output is correct
3 Correct 569 ms 31052 KB Output is correct
4 Correct 471 ms 29380 KB Output is correct
5 Correct 395 ms 29784 KB Output is correct
6 Correct 560 ms 31180 KB Output is correct
7 Correct 95 ms 4664 KB Output is correct
8 Correct 94 ms 4532 KB Output is correct
9 Correct 500 ms 31252 KB Output is correct
10 Correct 478 ms 31192 KB Output is correct
11 Correct 560 ms 31256 KB Output is correct
12 Correct 528 ms 31208 KB Output is correct
13 Correct 544 ms 31024 KB Output is correct
14 Correct 615 ms 31072 KB Output is correct
15 Correct 660 ms 31132 KB Output is correct
16 Correct 678 ms 31060 KB Output is correct
17 Correct 646 ms 31056 KB Output is correct
18 Correct 606 ms 31488 KB Output is correct
19 Correct 570 ms 31064 KB Output is correct
20 Correct 587 ms 31088 KB Output is correct
21 Correct 637 ms 30980 KB Output is correct
22 Correct 630 ms 31040 KB Output is correct
23 Correct 596 ms 31072 KB Output is correct
24 Correct 621 ms 31176 KB Output is correct
25 Correct 425 ms 30580 KB Output is correct
26 Correct 436 ms 30688 KB Output is correct
27 Correct 483 ms 30816 KB Output is correct

Subtask #5
0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 3 ms 576 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 93 ms 7904 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #7
0 / 26.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 3 ms 576 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #8
0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 3 ms 576 KB Output isn't correct
2 Halted 0 ms 0 KB -