답안 #484077

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
484077	2021-11-02T05:23:56 Z	CyberSleeper	Pilot (NOI19_pilot)	C++14	100 / 100	598 ms	75780 KB

pilot

#include <bits/stdc++.h>
#define fastio      ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL)
#define debug(x)    cout << "Line " << __LINE__ << ", " << #x << " is " << x << endl
#define fi          first
#define se          second
#define mp          make_pair
#define pb          push_back
#define ll          long long
#define pll         pair<ll, ll>
#define ull         unsigned long long
#define ld          long double
#define pii         pair<ll, ll>
#define nl          '\n'
#define tb          '\t'
#define sp          ' '
using namespace std;

const ll MX=1000007, MOD=1e9+7, BLOCK=330, INF=1e9+7;
const ld ERR=1e-7, pi=3.14159265358979323846;

ll N, Q, H[MX], ptr=0;
ll tot=0, ans[MX];
pii A[MX], Y[MX];

ll calc(ll x){
    return x*(1ll+x)/2ll;
}
struct dsu{
    ll par[MX], sz[MX];
    dsu(){
        for(ll i=0; i<MX; i++){
            par[i]=i;
            sz[i]=1;
        }
    }
    ll f(ll u){
        if(par[u]!=u)
            par[u]=f(par[u]);
        return par[u];
    }
    void join(ll u, ll v){
        u=f(u);
        v=f(v);
        if(u==v)
            return;
        if(sz[u]>sz[v])
            swap(u, v);
        tot-=calc(sz[u])+calc(sz[v]);
        par[u]=v;
        sz[v]+=sz[u];
        tot+=calc(sz[v]);
    }
}DSU;

int main(){
    fastio;
    cin >> N >> Q;
    for(ll i=0; i<N; i++){
        cin >> H[i];
        A[i]={H[i], i};
    }
    for(ll i=0; i<Q; i++){
        cin >> Y[i].fi;
        Y[i].se=i;
    }
    sort(Y, Y+Q);
    sort(A, A+N);
    for(ll i=0; ptr<Q && i<N; i++){
        ll h=A[i].fi, idx=A[i].se;
        while(ptr<Q && Y[ptr].fi<h)
            ans[Y[ptr++].se]=tot;
        tot++;
        if(idx && H[idx-1]<=h)
            DSU.join(idx-1, idx);
        if(idx+1<N && H[idx+1]<=h)
            DSU.join(idx+1, idx);
    }
    while(ptr<Q)
        ans[Y[ptr++].se]=tot;
    for(ll i=0; i<Q; i++){
        cout << ans[i] << nl;
    }
}

Subtask #1
3.0 / 3.0

#	결과	실행 시간	메모리	Grader output
1	Correct	6 ms	15948 KB	Output is correct
2	Correct	6 ms	15948 KB	Output is correct
3	Correct	7 ms	16008 KB	Output is correct
4	Correct	8 ms	15912 KB	Output is correct
5	Correct	6 ms	15948 KB	Output is correct
6	Correct	6 ms	15948 KB	Output is correct
7	Correct	6 ms	15976 KB	Output is correct
8	Correct	7 ms	15948 KB	Output is correct
9	Correct	6 ms	15948 KB	Output is correct
10	Correct	7 ms	15976 KB	Output is correct

Subtask #2
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	6 ms	15948 KB	Output is correct
2	Correct	6 ms	15948 KB	Output is correct
3	Correct	7 ms	16008 KB	Output is correct
4	Correct	8 ms	15912 KB	Output is correct
5	Correct	6 ms	15948 KB	Output is correct
6	Correct	6 ms	15948 KB	Output is correct
7	Correct	6 ms	15976 KB	Output is correct
8	Correct	7 ms	15948 KB	Output is correct
9	Correct	6 ms	15948 KB	Output is correct
10	Correct	7 ms	15976 KB	Output is correct
11	Correct	9 ms	15972 KB	Output is correct
12	Correct	6 ms	15912 KB	Output is correct
13	Correct	7 ms	15976 KB	Output is correct
14	Correct	6 ms	15948 KB	Output is correct
15	Correct	6 ms	15948 KB	Output is correct

Subtask #3
12.0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	6 ms	15948 KB	Output is correct
2	Correct	6 ms	15948 KB	Output is correct
3	Correct	7 ms	16008 KB	Output is correct
4	Correct	8 ms	15912 KB	Output is correct
5	Correct	6 ms	15948 KB	Output is correct
6	Correct	6 ms	15948 KB	Output is correct
7	Correct	6 ms	15976 KB	Output is correct
8	Correct	7 ms	15948 KB	Output is correct
9	Correct	6 ms	15948 KB	Output is correct
10	Correct	7 ms	15976 KB	Output is correct
11	Correct	9 ms	15972 KB	Output is correct
12	Correct	6 ms	15912 KB	Output is correct
13	Correct	7 ms	15976 KB	Output is correct
14	Correct	6 ms	15948 KB	Output is correct
15	Correct	6 ms	15948 KB	Output is correct
16	Correct	6 ms	15948 KB	Output is correct
17	Correct	6 ms	15948 KB	Output is correct
18	Correct	6 ms	15948 KB	Output is correct
19	Correct	8 ms	16028 KB	Output is correct
20	Correct	9 ms	15972 KB	Output is correct

Subtask #4
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	6 ms	15948 KB	Output is correct
2	Correct	6 ms	15948 KB	Output is correct
3	Correct	7 ms	16008 KB	Output is correct
4	Correct	8 ms	15912 KB	Output is correct
5	Correct	6 ms	15948 KB	Output is correct
6	Correct	6 ms	15948 KB	Output is correct
7	Correct	6 ms	15976 KB	Output is correct
8	Correct	7 ms	15948 KB	Output is correct
9	Correct	6 ms	15948 KB	Output is correct
10	Correct	7 ms	15976 KB	Output is correct
11	Correct	9 ms	15972 KB	Output is correct
12	Correct	6 ms	15912 KB	Output is correct
13	Correct	7 ms	15976 KB	Output is correct
14	Correct	6 ms	15948 KB	Output is correct
15	Correct	6 ms	15948 KB	Output is correct
16	Correct	6 ms	15948 KB	Output is correct
17	Correct	6 ms	15948 KB	Output is correct
18	Correct	6 ms	15948 KB	Output is correct
19	Correct	8 ms	16028 KB	Output is correct
20	Correct	9 ms	15972 KB	Output is correct
21	Correct	7 ms	16076 KB	Output is correct
22	Correct	7 ms	15988 KB	Output is correct
23	Correct	7 ms	15948 KB	Output is correct
24	Correct	7 ms	15948 KB	Output is correct
25	Correct	7 ms	15984 KB	Output is correct

Subtask #5
5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	25 ms	18812 KB	Output is correct
2	Correct	26 ms	18892 KB	Output is correct
3	Correct	24 ms	18728 KB	Output is correct
4	Correct	24 ms	18676 KB	Output is correct
5	Correct	30 ms	18644 KB	Output is correct

Subtask #6
9.0 / 9.0

#	결과	실행 시간	메모리	Grader output
1	Correct	40 ms	22352 KB	Output is correct
2	Correct	37 ms	22468 KB	Output is correct
3	Correct	39 ms	22376 KB	Output is correct
4	Correct	38 ms	22596 KB	Output is correct
5	Correct	50 ms	22396 KB	Output is correct

Subtask #7
14.0 / 14.0

#	결과	실행 시간	메모리	Grader output
1	Correct	46 ms	22456 KB	Output is correct
2	Correct	38 ms	22464 KB	Output is correct
3	Correct	41 ms	22584 KB	Output is correct
4	Correct	51 ms	22596 KB	Output is correct
5	Correct	46 ms	22868 KB	Output is correct

Subtask #8
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	6 ms	15948 KB	Output is correct
2	Correct	6 ms	15948 KB	Output is correct
3	Correct	7 ms	16008 KB	Output is correct
4	Correct	8 ms	15912 KB	Output is correct
5	Correct	6 ms	15948 KB	Output is correct
6	Correct	6 ms	15948 KB	Output is correct
7	Correct	6 ms	15976 KB	Output is correct
8	Correct	7 ms	15948 KB	Output is correct
9	Correct	6 ms	15948 KB	Output is correct
10	Correct	7 ms	15976 KB	Output is correct
11	Correct	25 ms	18812 KB	Output is correct
12	Correct	26 ms	18892 KB	Output is correct
13	Correct	24 ms	18728 KB	Output is correct
14	Correct	24 ms	18676 KB	Output is correct
15	Correct	30 ms	18644 KB	Output is correct
16	Correct	24 ms	18676 KB	Output is correct
17	Correct	23 ms	18892 KB	Output is correct
18	Correct	23 ms	18908 KB	Output is correct
19	Correct	20 ms	18560 KB	Output is correct
20	Correct	23 ms	18884 KB	Output is correct
21	Correct	25 ms	18548 KB	Output is correct
22	Correct	22 ms	18704 KB	Output is correct
23	Correct	23 ms	18884 KB	Output is correct
24	Correct	20 ms	18636 KB	Output is correct
25	Correct	31 ms	18676 KB	Output is correct

Subtask #9
11.0 / 11.0

#	결과	실행 시간	메모리	Grader output
1	Correct	6 ms	15948 KB	Output is correct
2	Correct	6 ms	15948 KB	Output is correct
3	Correct	7 ms	16008 KB	Output is correct
4	Correct	8 ms	15912 KB	Output is correct
5	Correct	6 ms	15948 KB	Output is correct
6	Correct	6 ms	15948 KB	Output is correct
7	Correct	6 ms	15976 KB	Output is correct
8	Correct	7 ms	15948 KB	Output is correct
9	Correct	6 ms	15948 KB	Output is correct
10	Correct	7 ms	15976 KB	Output is correct
11	Correct	9 ms	15972 KB	Output is correct
12	Correct	6 ms	15912 KB	Output is correct
13	Correct	7 ms	15976 KB	Output is correct
14	Correct	6 ms	15948 KB	Output is correct
15	Correct	6 ms	15948 KB	Output is correct
16	Correct	6 ms	15948 KB	Output is correct
17	Correct	6 ms	15948 KB	Output is correct
18	Correct	6 ms	15948 KB	Output is correct
19	Correct	8 ms	16028 KB	Output is correct
20	Correct	9 ms	15972 KB	Output is correct
21	Correct	7 ms	16076 KB	Output is correct
22	Correct	7 ms	15988 KB	Output is correct
23	Correct	7 ms	15948 KB	Output is correct
24	Correct	7 ms	15948 KB	Output is correct
25	Correct	7 ms	15984 KB	Output is correct
26	Correct	25 ms	18812 KB	Output is correct
27	Correct	26 ms	18892 KB	Output is correct
28	Correct	24 ms	18728 KB	Output is correct
29	Correct	24 ms	18676 KB	Output is correct
30	Correct	30 ms	18644 KB	Output is correct
31	Correct	40 ms	22352 KB	Output is correct
32	Correct	37 ms	22468 KB	Output is correct
33	Correct	39 ms	22376 KB	Output is correct
34	Correct	38 ms	22596 KB	Output is correct
35	Correct	50 ms	22396 KB	Output is correct
36	Correct	46 ms	22456 KB	Output is correct
37	Correct	38 ms	22464 KB	Output is correct
38	Correct	41 ms	22584 KB	Output is correct
39	Correct	51 ms	22596 KB	Output is correct
40	Correct	46 ms	22868 KB	Output is correct
41	Correct	24 ms	18676 KB	Output is correct
42	Correct	23 ms	18892 KB	Output is correct
43	Correct	23 ms	18908 KB	Output is correct
44	Correct	20 ms	18560 KB	Output is correct
45	Correct	23 ms	18884 KB	Output is correct
46	Correct	25 ms	18548 KB	Output is correct
47	Correct	22 ms	18704 KB	Output is correct
48	Correct	23 ms	18884 KB	Output is correct
49	Correct	20 ms	18636 KB	Output is correct
50	Correct	31 ms	18676 KB	Output is correct
51	Correct	53 ms	22368 KB	Output is correct
52	Correct	47 ms	22368 KB	Output is correct
53	Correct	55 ms	22452 KB	Output is correct
54	Correct	46 ms	22364 KB	Output is correct
55	Correct	47 ms	22340 KB	Output is correct

Subtask #10
11.0 / 11.0

#	결과	실행 시간	메모리	Grader output
1	Correct	6 ms	15948 KB	Output is correct
2	Correct	6 ms	15948 KB	Output is correct
3	Correct	7 ms	16008 KB	Output is correct
4	Correct	8 ms	15912 KB	Output is correct
5	Correct	6 ms	15948 KB	Output is correct
6	Correct	6 ms	15948 KB	Output is correct
7	Correct	6 ms	15976 KB	Output is correct
8	Correct	7 ms	15948 KB	Output is correct
9	Correct	6 ms	15948 KB	Output is correct
10	Correct	7 ms	15976 KB	Output is correct
11	Correct	9 ms	15972 KB	Output is correct
12	Correct	6 ms	15912 KB	Output is correct
13	Correct	7 ms	15976 KB	Output is correct
14	Correct	6 ms	15948 KB	Output is correct
15	Correct	6 ms	15948 KB	Output is correct
16	Correct	6 ms	15948 KB	Output is correct
17	Correct	6 ms	15948 KB	Output is correct
18	Correct	6 ms	15948 KB	Output is correct
19	Correct	8 ms	16028 KB	Output is correct
20	Correct	9 ms	15972 KB	Output is correct
21	Correct	7 ms	16076 KB	Output is correct
22	Correct	7 ms	15988 KB	Output is correct
23	Correct	7 ms	15948 KB	Output is correct
24	Correct	7 ms	15948 KB	Output is correct
25	Correct	7 ms	15984 KB	Output is correct
26	Correct	25 ms	18812 KB	Output is correct
27	Correct	26 ms	18892 KB	Output is correct
28	Correct	24 ms	18728 KB	Output is correct
29	Correct	24 ms	18676 KB	Output is correct
30	Correct	30 ms	18644 KB	Output is correct
31	Correct	40 ms	22352 KB	Output is correct
32	Correct	37 ms	22468 KB	Output is correct
33	Correct	39 ms	22376 KB	Output is correct
34	Correct	38 ms	22596 KB	Output is correct
35	Correct	50 ms	22396 KB	Output is correct
36	Correct	46 ms	22456 KB	Output is correct
37	Correct	38 ms	22464 KB	Output is correct
38	Correct	41 ms	22584 KB	Output is correct
39	Correct	51 ms	22596 KB	Output is correct
40	Correct	46 ms	22868 KB	Output is correct
41	Correct	24 ms	18676 KB	Output is correct
42	Correct	23 ms	18892 KB	Output is correct
43	Correct	23 ms	18908 KB	Output is correct
44	Correct	20 ms	18560 KB	Output is correct
45	Correct	23 ms	18884 KB	Output is correct
46	Correct	25 ms	18548 KB	Output is correct
47	Correct	22 ms	18704 KB	Output is correct
48	Correct	23 ms	18884 KB	Output is correct
49	Correct	20 ms	18636 KB	Output is correct
50	Correct	31 ms	18676 KB	Output is correct
51	Correct	53 ms	22368 KB	Output is correct
52	Correct	47 ms	22368 KB	Output is correct
53	Correct	55 ms	22452 KB	Output is correct
54	Correct	46 ms	22364 KB	Output is correct
55	Correct	47 ms	22340 KB	Output is correct
56	Correct	598 ms	74832 KB	Output is correct
57	Correct	526 ms	74256 KB	Output is correct
58	Correct	496 ms	71500 KB	Output is correct
59	Correct	498 ms	72564 KB	Output is correct
60	Correct	577 ms	75780 KB	Output is correct

답안 #484077

Compilation message