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답안 #320897

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
320897 2020-11-10T07:52:18 Z egas Pilot (NOI19_pilot) C++14
89 / 100
 1000 ms 97344 KB 
#include <bits/stdc++.h>

using namespace std;

template < typename third >

class SegmentTree {

private:

    third *Stree;

    third *Snum;

    long long n;

    third NullValue = 0;

    third combine(third a, third b) {

        return max(a,b);

    }

    void build(long long idx, long long s, long long e) {

        if (s > e)

            return;

        if (s == e) {

            Stree[idx] = Snum[s];

            return ;

        }

        long long m = ( s + e ) / 2;

        build( 2 * idx, s, m);

        build( 2 * idx + 1, m + 1, e);

        Stree[idx] = combine(Stree[2 * idx], Stree[2 * idx + 1] );

        return;

    }

    third queryUtil(long long idx, long long s, long long e, long long l, long long r) {

        if (l > e || r < s)

            return NullValue;

        if (s >= l && e <= r) {

            return Stree[idx];

        }

        long long m = ( s + e ) / 2;

        third left = queryUtil(2 * idx, s, m, l, r);

        third right = queryUtil(2 * idx + 1, m + 1, e, l, r);

        return combine(left, right );

    }

public:

    SegmentTree(vector<third> a) {

        this->n = a.size();

        Stree = new third[4 * n + 5];

        Snum = new third[n];

        for (long long i = 0; i < n; i++) {

            Snum[i] = a[i];

        }

        build(1, 0, n - 1);

    }

    third query(long long l, long long r) {

        return queryUtil(1, 0, n - 1, l - 1, r - 1);

    }

};

int32_t main() {

    ios_base::sync_with_stdio(false);

    cin.tie(0);

    long long n;

    cin >> n;

    long long m;

    cin >> m;

    vector<long long> a(n);

    for(long long i = 0 ; i < n ; i++) {

        cin >> a[i];

    }

    vector<long long> b(m);

    for(long long i = 0 ; i < m ; i++) {

        cin >> b[i];

    }

    vector<long long> diff(1000005,0);

    SegmentTree<long long> ST(a);

    map<long long,long long> last;

    for(long long i = 0 ; i < a.size() ; i++) {

        last[a[i]]=-1;

    }

    for(long long i=0; i<n; i++) {

        long long ryt=0;

        long long l=i;

        long long r=a.size()-1;

        while(l<=r) {

            if(l==r) {

                if(ST.query(i+1,l+1)<=a[i]) {

                    ryt=max(ryt,l);

                }

                break;

            }

            long long m=(l+r)/2;

            if(ST.query(i+1,m+1)>a[i]) {

                r=m-1;

            } else {

                l=m+1;

                ryt=max(ryt,m);

            }

        }

        ryt=ryt-i+1;

        ryt--;

        long long left=1e9;

        l=last[a[i]]+1;

        r=i;

        while(l<=r) {

            if(l==r) {

                if(ST.query(l+1,i+1)<=a[i]) {

                    left=min(left,l);

                }

                break;

            }

            long long m=(l+r)/2;

            if(ST.query(m+1,i+1)>a[i]) {

                l=m+1;

            } else {

                r=m-1;

                left=min(left,m);

            }

        }

        left=i-left;

        last[a[i]]=i;

        diff[a[i]]+=((left+1)*(ryt+1));

    }

    for(long long i=1; i<diff.size(); i++) {

        diff[i]+=diff[i-1];

    }

    for(long long i = 0 ; i < b.size() ; i++) {

        cout << diff[b[i]] << '\n';

    }

    return 0;

}

Compilation message

pilot.cpp: In function 'int32_t main()':
pilot.cpp:137:29: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  137 |     for(long long i = 0 ; i < a.size() ; i++) {
      |                           ~~^~~~~~~~~~
pilot.cpp:229:25: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  229 |     for(long long i=1; i<diff.size(); i++) {
      |                        ~^~~~~~~~~~~~
pilot.cpp:235:29: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  235 |     for(long long i = 0 ; i < b.size() ; i++) {
      |                           ~~^~~~~~~~~~

Subtask #1
3.0 / 3.0

# 결과 실행 시간 메모리 Grader output
1 Correct 8 ms 8176 KB Output is correct
2 Correct 8 ms 8172 KB Output is correct
3 Correct 8 ms 8172 KB Output is correct
4 Correct 8 ms 8172 KB Output is correct
5 Correct 8 ms 8172 KB Output is correct
6 Correct 9 ms 8172 KB Output is correct
7 Correct 8 ms 8172 KB Output is correct
8 Correct 8 ms 8172 KB Output is correct
9 Correct 9 ms 8172 KB Output is correct
10 Correct 8 ms 8172 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 8 ms 8176 KB Output is correct
2 Correct 8 ms 8172 KB Output is correct
3 Correct 8 ms 8172 KB Output is correct
4 Correct 8 ms 8172 KB Output is correct
5 Correct 8 ms 8172 KB Output is correct
6 Correct 9 ms 8172 KB Output is correct
7 Correct 8 ms 8172 KB Output is correct
8 Correct 8 ms 8172 KB Output is correct
9 Correct 9 ms 8172 KB Output is correct
10 Correct 8 ms 8172 KB Output is correct
11 Correct 8 ms 8172 KB Output is correct
12 Correct 14 ms 8172 KB Output is correct
13 Correct 8 ms 8172 KB Output is correct
14 Correct 8 ms 8320 KB Output is correct
15 Correct 8 ms 8172 KB Output is correct

Subtask #3
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 8 ms 8176 KB Output is correct
2 Correct 8 ms 8172 KB Output is correct
3 Correct 8 ms 8172 KB Output is correct
4 Correct 8 ms 8172 KB Output is correct
5 Correct 8 ms 8172 KB Output is correct
6 Correct 9 ms 8172 KB Output is correct
7 Correct 8 ms 8172 KB Output is correct
8 Correct 8 ms 8172 KB Output is correct
9 Correct 9 ms 8172 KB Output is correct
10 Correct 8 ms 8172 KB Output is correct
11 Correct 8 ms 8172 KB Output is correct
12 Correct 14 ms 8172 KB Output is correct
13 Correct 8 ms 8172 KB Output is correct
14 Correct 8 ms 8320 KB Output is correct
15 Correct 8 ms 8172 KB Output is correct
16 Correct 8 ms 8172 KB Output is correct
17 Correct 8 ms 8320 KB Output is correct
18 Correct 14 ms 8188 KB Output is correct
19 Correct 8 ms 8300 KB Output is correct
20 Correct 8 ms 8172 KB Output is correct

Subtask #4
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 8 ms 8176 KB Output is correct
2 Correct 8 ms 8172 KB Output is correct
3 Correct 8 ms 8172 KB Output is correct
4 Correct 8 ms 8172 KB Output is correct
5 Correct 8 ms 8172 KB Output is correct
6 Correct 9 ms 8172 KB Output is correct
7 Correct 8 ms 8172 KB Output is correct
8 Correct 8 ms 8172 KB Output is correct
9 Correct 9 ms 8172 KB Output is correct
10 Correct 8 ms 8172 KB Output is correct
11 Correct 8 ms 8172 KB Output is correct
12 Correct 14 ms 8172 KB Output is correct
13 Correct 8 ms 8172 KB Output is correct
14 Correct 8 ms 8320 KB Output is correct
15 Correct 8 ms 8172 KB Output is correct
16 Correct 8 ms 8172 KB Output is correct
17 Correct 8 ms 8320 KB Output is correct
18 Correct 14 ms 8188 KB Output is correct
19 Correct 8 ms 8300 KB Output is correct
20 Correct 8 ms 8172 KB Output is correct
21 Correct 13 ms 8300 KB Output is correct
22 Correct 11 ms 8300 KB Output is correct
23 Correct 12 ms 8300 KB Output is correct
24 Correct 11 ms 8300 KB Output is correct
25 Correct 13 ms 8300 KB Output is correct

Subtask #5
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 785 ms 16188 KB Output is correct
2 Correct 701 ms 18404 KB Output is correct
3 Correct 645 ms 15876 KB Output is correct
4 Correct 633 ms 17700 KB Output is correct
5 Correct 668 ms 16016 KB Output is correct

Subtask #6
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 587 ms 20360 KB Output is correct
2 Correct 597 ms 20428 KB Output is correct
3 Correct 564 ms 20304 KB Output is correct
4 Correct 632 ms 20728 KB Output is correct
5 Correct 574 ms 20152 KB Output is correct

Subtask #7
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 610 ms 20732 KB Output is correct
2 Correct 576 ms 20496 KB Output is correct
3 Correct 566 ms 20512 KB Output is correct
4 Correct 623 ms 21208 KB Output is correct
5 Correct 586 ms 20860 KB Output is correct

Subtask #8
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 8 ms 8176 KB Output is correct
2 Correct 8 ms 8172 KB Output is correct
3 Correct 8 ms 8172 KB Output is correct
4 Correct 8 ms 8172 KB Output is correct
5 Correct 8 ms 8172 KB Output is correct
6 Correct 9 ms 8172 KB Output is correct
7 Correct 8 ms 8172 KB Output is correct
8 Correct 8 ms 8172 KB Output is correct
9 Correct 9 ms 8172 KB Output is correct
10 Correct 8 ms 8172 KB Output is correct
11 Correct 785 ms 16188 KB Output is correct
12 Correct 701 ms 18404 KB Output is correct
13 Correct 645 ms 15876 KB Output is correct
14 Correct 633 ms 17700 KB Output is correct
15 Correct 668 ms 16016 KB Output is correct
16 Correct 638 ms 16016 KB Output is correct
17 Correct 703 ms 18276 KB Output is correct
18 Correct 740 ms 18396 KB Output is correct
19 Correct 636 ms 15768 KB Output is correct
20 Correct 711 ms 18164 KB Output is correct
21 Correct 639 ms 15896 KB Output is correct
22 Correct 673 ms 17940 KB Output is correct
23 Correct 698 ms 16356 KB Output is correct
24 Correct 661 ms 17688 KB Output is correct
25 Correct 662 ms 16116 KB Output is correct

Subtask #9
11.0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 8 ms 8176 KB Output is correct
2 Correct 8 ms 8172 KB Output is correct
3 Correct 8 ms 8172 KB Output is correct
4 Correct 8 ms 8172 KB Output is correct
5 Correct 8 ms 8172 KB Output is correct
6 Correct 9 ms 8172 KB Output is correct
7 Correct 8 ms 8172 KB Output is correct
8 Correct 8 ms 8172 KB Output is correct
9 Correct 9 ms 8172 KB Output is correct
10 Correct 8 ms 8172 KB Output is correct
11 Correct 8 ms 8172 KB Output is correct
12 Correct 14 ms 8172 KB Output is correct
13 Correct 8 ms 8172 KB Output is correct
14 Correct 8 ms 8320 KB Output is correct
15 Correct 8 ms 8172 KB Output is correct
16 Correct 8 ms 8172 KB Output is correct
17 Correct 8 ms 8320 KB Output is correct
18 Correct 14 ms 8188 KB Output is correct
19 Correct 8 ms 8300 KB Output is correct
20 Correct 8 ms 8172 KB Output is correct
21 Correct 13 ms 8300 KB Output is correct
22 Correct 11 ms 8300 KB Output is correct
23 Correct 12 ms 8300 KB Output is correct
24 Correct 11 ms 8300 KB Output is correct
25 Correct 13 ms 8300 KB Output is correct
26 Correct 785 ms 16188 KB Output is correct
27 Correct 701 ms 18404 KB Output is correct
28 Correct 645 ms 15876 KB Output is correct
29 Correct 633 ms 17700 KB Output is correct
30 Correct 668 ms 16016 KB Output is correct
31 Correct 587 ms 20360 KB Output is correct
32 Correct 597 ms 20428 KB Output is correct
33 Correct 564 ms 20304 KB Output is correct
34 Correct 632 ms 20728 KB Output is correct
35 Correct 574 ms 20152 KB Output is correct
36 Correct 610 ms 20732 KB Output is correct
37 Correct 576 ms 20496 KB Output is correct
38 Correct 566 ms 20512 KB Output is correct
39 Correct 623 ms 21208 KB Output is correct
40 Correct 586 ms 20860 KB Output is correct
41 Correct 638 ms 16016 KB Output is correct
42 Correct 703 ms 18276 KB Output is correct
43 Correct 740 ms 18396 KB Output is correct
44 Correct 636 ms 15768 KB Output is correct
45 Correct 711 ms 18164 KB Output is correct
46 Correct 639 ms 15896 KB Output is correct
47 Correct 673 ms 17940 KB Output is correct
48 Correct 698 ms 16356 KB Output is correct
49 Correct 661 ms 17688 KB Output is correct
50 Correct 662 ms 16116 KB Output is correct
51 Correct 686 ms 18296 KB Output is correct
52 Correct 704 ms 20080 KB Output is correct
53 Correct 713 ms 18440 KB Output is correct
54 Correct 700 ms 20096 KB Output is correct
55 Correct 706 ms 18500 KB Output is correct

Subtask #10
0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 8 ms 8176 KB Output is correct
2 Correct 8 ms 8172 KB Output is correct
3 Correct 8 ms 8172 KB Output is correct
4 Correct 8 ms 8172 KB Output is correct
5 Correct 8 ms 8172 KB Output is correct
6 Correct 9 ms 8172 KB Output is correct
7 Correct 8 ms 8172 KB Output is correct
8 Correct 8 ms 8172 KB Output is correct
9 Correct 9 ms 8172 KB Output is correct
10 Correct 8 ms 8172 KB Output is correct
11 Correct 8 ms 8172 KB Output is correct
12 Correct 14 ms 8172 KB Output is correct
13 Correct 8 ms 8172 KB Output is correct
14 Correct 8 ms 8320 KB Output is correct
15 Correct 8 ms 8172 KB Output is correct
16 Correct 8 ms 8172 KB Output is correct
17 Correct 8 ms 8320 KB Output is correct
18 Correct 14 ms 8188 KB Output is correct
19 Correct 8 ms 8300 KB Output is correct
20 Correct 8 ms 8172 KB Output is correct
21 Correct 13 ms 8300 KB Output is correct
22 Correct 11 ms 8300 KB Output is correct
23 Correct 12 ms 8300 KB Output is correct
24 Correct 11 ms 8300 KB Output is correct
25 Correct 13 ms 8300 KB Output is correct
26 Correct 785 ms 16188 KB Output is correct
27 Correct 701 ms 18404 KB Output is correct
28 Correct 645 ms 15876 KB Output is correct
29 Correct 633 ms 17700 KB Output is correct
30 Correct 668 ms 16016 KB Output is correct
31 Correct 587 ms 20360 KB Output is correct
32 Correct 597 ms 20428 KB Output is correct
33 Correct 564 ms 20304 KB Output is correct
34 Correct 632 ms 20728 KB Output is correct
35 Correct 574 ms 20152 KB Output is correct
36 Correct 610 ms 20732 KB Output is correct
37 Correct 576 ms 20496 KB Output is correct
38 Correct 566 ms 20512 KB Output is correct
39 Correct 623 ms 21208 KB Output is correct
40 Correct 586 ms 20860 KB Output is correct
41 Correct 638 ms 16016 KB Output is correct
42 Correct 703 ms 18276 KB Output is correct
43 Correct 740 ms 18396 KB Output is correct
44 Correct 636 ms 15768 KB Output is correct
45 Correct 711 ms 18164 KB Output is correct
46 Correct 639 ms 15896 KB Output is correct
47 Correct 673 ms 17940 KB Output is correct
48 Correct 698 ms 16356 KB Output is correct
49 Correct 661 ms 17688 KB Output is correct
50 Correct 662 ms 16116 KB Output is correct
51 Correct 686 ms 18296 KB Output is correct
52 Correct 704 ms 20080 KB Output is correct
53 Correct 713 ms 18440 KB Output is correct
54 Correct 700 ms 20096 KB Output is correct
55 Correct 706 ms 18500 KB Output is correct
56 Execution timed out 1099 ms 97344 KB Time limit exceeded
57 Halted 0 ms 0 KB -