답안 #210798

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
210798	2020-03-18T11:13:25 Z	2qbingxuan	Bubble Sort 2 (JOI18_bubblesort2)	C++14	60 / 100	847 ms	50048 KB

bubblesort2

#include <bits/stdc++.h>
#define pb emplace_back
#define get_pos(u,x) (lower_bound(begin(u),end(u),x) - begin(u))
using namespace std;
typedef long long ll;
const ll N = 500025, INF = 1e18;

struct Segtree {
    ll mx[N<<1],lz[N];
    void upd(int p, ll d) {
        mx[p] += d;
        if(p < N) lz[p] += d;
    }
    void pull(int p) {
        for(; p>1; p>>=1) mx[p>>1] = max(mx[p],mx[p^1]) + lz[p>>1];
    }
    void push(int p) {
        for(int h = __lg(N); h >= 0; h--) {
            int i = p>>h;
            if(!lz[i>>1]) continue;
            upd(i,lz[i>>1]);
            upd(i^1,lz[i>>1]);
            lz[i>>1] = 0;
        }
    }
    void add(int l, int r, ll d) {
        int L = l, R = r;
        for(l+=N,r+=N; l<r; l>>=1,r>>=1) {
            if(l&1) upd(l++, d);
            if(r&1) upd(--r, d);
        }
        pull(L+N), pull(R-1+N);
    }
    ll query(int l, int r) {
        ll res = -INF;
        push(l+N), push(r-1+N);
        for(l+=N,r+=N; l<r; l>>=1,r>>=1) {
            if(l&1) res = max(res, mx[l++]);
            if(r&1) res = max(res, mx[--r]);
        }
        return res;
    }
    void dbg() {
        cout << "-------\n";
        for(int i = 0; i < 10; i++) {
            push(i+N);
            cout << mx[i+N] << ' ';
        }
        cout << '\n';
    }
} sgt;

vector<int> countScans(vector<int> A, vector<int> X, vector<int> V) {
    int n = A.size(), q = X.size();
    vector<ll> a(n), v(q);
    {
        for(int i = 0; i < n; i++) a[i] = A[i] * N + i;
        for(int i = 0; i < q; i++) v[i] = V[i] * N + X[i];
    }
    {
        vector<ll> u;
        for(int i = 0; i < n; i++) u.pb(a[i]);
        for(int i = 0; i < q; i++) u.pb(v[i]);
        sort(u.begin(), u.end());
        u.erase(unique(u.begin(), u.end()), u.end());
        for(int i = 0; i < n; i++) a[i] = get_pos(u, a[i]) + 1;
        for(int i = 0; i < q; i++) v[i] = get_pos(u, v[i]) + 1;
    }
    vector<int> Q;
    //sgt.init();
    for(int i = 0; i < n; i++) {
        sgt.add(a[i], a[i]+1, i);
        sgt.add(a[i]+1, N, -1);
    }
    for(int i = 0; i < q; i++) {
        int x = X[i], val = v[i];
        sgt.add(a[x],a[x]+1, -x);
        sgt.add(a[x]+1, N, 1);
        a[x] = val;
        sgt.add(a[x],a[x]+1, x);
        sgt.add(a[x]+1, N, -1);
        //sgt.dbg();
        Q.pb(sgt.query(0,N));
    }
    return Q;
}

Subtask #1
17.0 / 17.0

#	결과	실행 시간	메모리	Grader output
1	Correct	8 ms	504 KB	Output is correct
2	Correct	9 ms	504 KB	Output is correct
3	Correct	11 ms	760 KB	Output is correct
4	Correct	11 ms	800 KB	Output is correct
5	Correct	11 ms	760 KB	Output is correct
6	Correct	10 ms	764 KB	Output is correct
7	Correct	13 ms	760 KB	Output is correct
8	Correct	11 ms	836 KB	Output is correct
9	Correct	11 ms	760 KB	Output is correct
10	Correct	12 ms	760 KB	Output is correct
11	Correct	11 ms	632 KB	Output is correct
12	Correct	10 ms	632 KB	Output is correct
13	Correct	10 ms	632 KB	Output is correct
14	Correct	11 ms	788 KB	Output is correct
15	Correct	11 ms	760 KB	Output is correct
16	Correct	10 ms	760 KB	Output is correct
17	Correct	12 ms	888 KB	Output is correct
18	Correct	12 ms	632 KB	Output is correct

Subtask #2
21.0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	8 ms	504 KB	Output is correct
2	Correct	9 ms	504 KB	Output is correct
3	Correct	11 ms	760 KB	Output is correct
4	Correct	11 ms	800 KB	Output is correct
5	Correct	11 ms	760 KB	Output is correct
6	Correct	10 ms	764 KB	Output is correct
7	Correct	13 ms	760 KB	Output is correct
8	Correct	11 ms	836 KB	Output is correct
9	Correct	11 ms	760 KB	Output is correct
10	Correct	12 ms	760 KB	Output is correct
11	Correct	11 ms	632 KB	Output is correct
12	Correct	10 ms	632 KB	Output is correct
13	Correct	10 ms	632 KB	Output is correct
14	Correct	11 ms	788 KB	Output is correct
15	Correct	11 ms	760 KB	Output is correct
16	Correct	10 ms	760 KB	Output is correct
17	Correct	12 ms	888 KB	Output is correct
18	Correct	12 ms	632 KB	Output is correct
19	Correct	23 ms	1460 KB	Output is correct
20	Correct	26 ms	1556 KB	Output is correct
21	Correct	24 ms	1528 KB	Output is correct
22	Correct	26 ms	1700 KB	Output is correct
23	Correct	25 ms	1400 KB	Output is correct
24	Correct	27 ms	1400 KB	Output is correct
25	Correct	26 ms	1400 KB	Output is correct
26	Correct	25 ms	1400 KB	Output is correct
27	Correct	26 ms	1400 KB	Output is correct
28	Correct	27 ms	1272 KB	Output is correct

Subtask #3
22.0 / 22.0

#	결과	실행 시간	메모리	Grader output
1	Correct	30 ms	1808 KB	Output is correct
2	Correct	105 ms	3804 KB	Output is correct
3	Correct	133 ms	5752 KB	Output is correct
4	Correct	131 ms	5720 KB	Output is correct
5	Correct	126 ms	5820 KB	Output is correct
6	Correct	136 ms	5820 KB	Output is correct
7	Correct	139 ms	5876 KB	Output is correct
8	Correct	145 ms	5748 KB	Output is correct
9	Correct	129 ms	5864 KB	Output is correct
10	Correct	150 ms	4916 KB	Output is correct
11	Correct	120 ms	4976 KB	Output is correct
12	Correct	126 ms	4824 KB	Output is correct
13	Correct	112 ms	4896 KB	Output is correct
14	Correct	105 ms	4980 KB	Output is correct
15	Correct	105 ms	4696 KB	Output is correct
16	Correct	103 ms	4800 KB	Output is correct
17	Correct	105 ms	4796 KB	Output is correct
18	Correct	103 ms	4824 KB	Output is correct

Subtask #4
0 / 40.0

#	결과	실행 시간	메모리	Grader output
1	Correct	8 ms	504 KB	Output is correct
2	Correct	9 ms	504 KB	Output is correct
3	Correct	11 ms	760 KB	Output is correct
4	Correct	11 ms	800 KB	Output is correct
5	Correct	11 ms	760 KB	Output is correct
6	Correct	10 ms	764 KB	Output is correct
7	Correct	13 ms	760 KB	Output is correct
8	Correct	11 ms	836 KB	Output is correct
9	Correct	11 ms	760 KB	Output is correct
10	Correct	12 ms	760 KB	Output is correct
11	Correct	11 ms	632 KB	Output is correct
12	Correct	10 ms	632 KB	Output is correct
13	Correct	10 ms	632 KB	Output is correct
14	Correct	11 ms	788 KB	Output is correct
15	Correct	11 ms	760 KB	Output is correct
16	Correct	10 ms	760 KB	Output is correct
17	Correct	12 ms	888 KB	Output is correct
18	Correct	12 ms	632 KB	Output is correct
19	Correct	23 ms	1460 KB	Output is correct
20	Correct	26 ms	1556 KB	Output is correct
21	Correct	24 ms	1528 KB	Output is correct
22	Correct	26 ms	1700 KB	Output is correct
23	Correct	25 ms	1400 KB	Output is correct
24	Correct	27 ms	1400 KB	Output is correct
25	Correct	26 ms	1400 KB	Output is correct
26	Correct	25 ms	1400 KB	Output is correct
27	Correct	26 ms	1400 KB	Output is correct
28	Correct	27 ms	1272 KB	Output is correct
29	Correct	30 ms	1808 KB	Output is correct
30	Correct	105 ms	3804 KB	Output is correct
31	Correct	133 ms	5752 KB	Output is correct
32	Correct	131 ms	5720 KB	Output is correct
33	Correct	126 ms	5820 KB	Output is correct
34	Correct	136 ms	5820 KB	Output is correct
35	Correct	139 ms	5876 KB	Output is correct
36	Correct	145 ms	5748 KB	Output is correct
37	Correct	129 ms	5864 KB	Output is correct
38	Correct	150 ms	4916 KB	Output is correct
39	Correct	120 ms	4976 KB	Output is correct
40	Correct	126 ms	4824 KB	Output is correct
41	Correct	112 ms	4896 KB	Output is correct
42	Correct	105 ms	4980 KB	Output is correct
43	Correct	105 ms	4696 KB	Output is correct
44	Correct	103 ms	4800 KB	Output is correct
45	Correct	105 ms	4796 KB	Output is correct
46	Correct	103 ms	4824 KB	Output is correct
47	Correct	523 ms	18456 KB	Output is correct
48	Runtime error	847 ms	50048 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
49	Halted	0 ms	0 KB	-

답안 #210798

Compilation message

Subtask #1 17.0 / 17.0

Subtask #2 21.0 / 21.0

Subtask #3 22.0 / 22.0

Subtask #4 0 / 40.0

Subtask #1
17.0 / 17.0

Subtask #2
21.0 / 21.0

Subtask #3
22.0 / 22.0

Subtask #4
0 / 40.0