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답안 #964331

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
964331 2024-04-16T16:20:28 Z Andrey Global Warming (CEOI18_glo) C++14
100 / 100
 60 ms 6516 KB 
#include <bits/stdc++.h>
using namespace std;

long long dude(vector<long long>& haha, long long x) {
    long long l = 0,r = haha.size()-1;
    while(l < r) {
        long long m = (l+r+1)/2;
        if(haha[m] < x) {
            l = m;
        }
        else {
            r = m-1;
        }
    }
    return l;
}

vector<int> br(200001);

void calc(vector<int> haha) {
    reverse(haha.begin(),haha.end());
    for(int i = 0; i < haha.size(); i++) {
        haha[i] = INT_MAX-haha[i];
    }
    vector<long long> bruh(haha.size()+1,INT_MAX);
    bruh[0] = 0;
    for(int i = 0; i < haha.size(); i++) {
        int a = haha[i];
        int c = dude(bruh,a);
        bruh[c+1] = a;
        br[haha.size()-i-1] = c+1;
    }
}

int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
    int n,x,ans = 0;
    cin >> n >> x;
    vector<int> haha(n);
    for(int i = 0; i < n; i++) {
        cin >> haha[i];
    }
    calc(haha);
    vector<long long> bruh(n+1,INT_MAX);
    bruh[0] = 0;
    for(int i = 0; i < n; i++) {
        int a = haha[i];
        int c = dude(bruh,a+x);
        ans = max(ans,c+br[i]);
        c = dude(bruh,a);
        ans = max(ans,c+1);
        bruh[c+1] = a;
    }
    cout << ans;
    return 0;
}

Compilation message

glo.cpp: In function 'void calc(std::vector<int>)':
glo.cpp:22:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   22 |     for(int i = 0; i < haha.size(); i++) {
      |                    ~~^~~~~~~~~~~~~
glo.cpp:27:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   27 |     for(int i = 0; i < haha.size(); i++) {
      |                    ~~^~~~~~~~~~~~~

Subtask #1
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 1116 KB Output is correct
2 Correct 1 ms 1116 KB Output is correct
3 Correct 1 ms 1116 KB Output is correct
4 Correct 1 ms 1116 KB Output is correct
5 Correct 1 ms 1116 KB Output is correct
6 Correct 1 ms 1116 KB Output is correct
7 Correct 1 ms 1116 KB Output is correct
8 Correct 1 ms 1116 KB Output is correct
9 Correct 1 ms 1116 KB Output is correct
10 Correct 1 ms 1116 KB Output is correct
11 Correct 1 ms 1116 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 1116 KB Output is correct
2 Correct 1 ms 1116 KB Output is correct
3 Correct 1 ms 1116 KB Output is correct
4 Correct 1 ms 1116 KB Output is correct
5 Correct 1 ms 1116 KB Output is correct
6 Correct 1 ms 1116 KB Output is correct
7 Correct 1 ms 1116 KB Output is correct
8 Correct 1 ms 1116 KB Output is correct
9 Correct 1 ms 1116 KB Output is correct
10 Correct 1 ms 1116 KB Output is correct
11 Correct 1 ms 1116 KB Output is correct
12 Correct 1 ms 1112 KB Output is correct
13 Correct 1 ms 1116 KB Output is correct
14 Correct 1 ms 1116 KB Output is correct
15 Correct 1 ms 1116 KB Output is correct
16 Correct 1 ms 1116 KB Output is correct
17 Correct 1 ms 1116 KB Output is correct
18 Correct 1 ms 1116 KB Output is correct

Subtask #3
13.0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 1116 KB Output is correct
2 Correct 1 ms 1116 KB Output is correct
3 Correct 1 ms 1116 KB Output is correct
4 Correct 1 ms 1116 KB Output is correct
5 Correct 1 ms 1116 KB Output is correct
6 Correct 1 ms 1116 KB Output is correct
7 Correct 1 ms 1116 KB Output is correct
8 Correct 1 ms 1116 KB Output is correct
9 Correct 1 ms 1116 KB Output is correct
10 Correct 1 ms 1116 KB Output is correct
11 Correct 1 ms 1116 KB Output is correct
12 Correct 1 ms 1112 KB Output is correct
13 Correct 1 ms 1116 KB Output is correct
14 Correct 1 ms 1116 KB Output is correct
15 Correct 1 ms 1116 KB Output is correct
16 Correct 1 ms 1116 KB Output is correct
17 Correct 1 ms 1116 KB Output is correct
18 Correct 1 ms 1116 KB Output is correct
19 Correct 1 ms 1116 KB Output is correct
20 Correct 1 ms 1116 KB Output is correct
21 Correct 1 ms 1116 KB Output is correct
22 Correct 1 ms 1116 KB Output is correct
23 Correct 1 ms 1368 KB Output is correct
24 Correct 1 ms 1260 KB Output is correct
25 Correct 1 ms 1116 KB Output is correct
26 Correct 1 ms 1256 KB Output is correct

Subtask #4
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 54 ms 6108 KB Output is correct
2 Correct 53 ms 6232 KB Output is correct
3 Correct 55 ms 6120 KB Output is correct
4 Correct 54 ms 6248 KB Output is correct
5 Correct 39 ms 5468 KB Output is correct

Subtask #5
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 13 ms 2392 KB Output is correct
2 Correct 12 ms 2396 KB Output is correct
3 Correct 13 ms 2396 KB Output is correct
4 Correct 10 ms 2256 KB Output is correct
5 Correct 1 ms 1116 KB Output is correct
6 Correct 10 ms 2072 KB Output is correct
7 Correct 11 ms 2396 KB Output is correct

Subtask #6
17.0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 23 ms 3672 KB Output is correct
2 Correct 26 ms 3676 KB Output is correct
3 Correct 47 ms 6392 KB Output is correct
4 Correct 42 ms 5464 KB Output is correct
5 Correct 20 ms 3160 KB Output is correct
6 Correct 42 ms 5212 KB Output is correct
7 Correct 36 ms 5968 KB Output is correct
8 Correct 20 ms 3928 KB Output is correct

Subtask #7
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 1116 KB Output is correct
2 Correct 1 ms 1116 KB Output is correct
3 Correct 1 ms 1116 KB Output is correct
4 Correct 1 ms 1116 KB Output is correct
5 Correct 1 ms 1116 KB Output is correct
6 Correct 1 ms 1116 KB Output is correct
7 Correct 1 ms 1116 KB Output is correct
8 Correct 1 ms 1116 KB Output is correct
9 Correct 1 ms 1116 KB Output is correct
10 Correct 1 ms 1116 KB Output is correct
11 Correct 1 ms 1116 KB Output is correct
12 Correct 1 ms 1112 KB Output is correct
13 Correct 1 ms 1116 KB Output is correct
14 Correct 1 ms 1116 KB Output is correct
15 Correct 1 ms 1116 KB Output is correct
16 Correct 1 ms 1116 KB Output is correct
17 Correct 1 ms 1116 KB Output is correct
18 Correct 1 ms 1116 KB Output is correct
19 Correct 1 ms 1116 KB Output is correct
20 Correct 1 ms 1116 KB Output is correct
21 Correct 1 ms 1116 KB Output is correct
22 Correct 1 ms 1116 KB Output is correct
23 Correct 1 ms 1368 KB Output is correct
24 Correct 1 ms 1260 KB Output is correct
25 Correct 1 ms 1116 KB Output is correct
26 Correct 1 ms 1256 KB Output is correct
27 Correct 54 ms 6108 KB Output is correct
28 Correct 53 ms 6232 KB Output is correct
29 Correct 55 ms 6120 KB Output is correct
30 Correct 54 ms 6248 KB Output is correct
31 Correct 39 ms 5468 KB Output is correct
32 Correct 13 ms 2392 KB Output is correct
33 Correct 12 ms 2396 KB Output is correct
34 Correct 13 ms 2396 KB Output is correct
35 Correct 10 ms 2256 KB Output is correct
36 Correct 1 ms 1116 KB Output is correct
37 Correct 10 ms 2072 KB Output is correct
38 Correct 11 ms 2396 KB Output is correct
39 Correct 23 ms 3672 KB Output is correct
40 Correct 26 ms 3676 KB Output is correct
41 Correct 47 ms 6392 KB Output is correct
42 Correct 42 ms 5464 KB Output is correct
43 Correct 20 ms 3160 KB Output is correct
44 Correct 42 ms 5212 KB Output is correct
45 Correct 36 ms 5968 KB Output is correct
46 Correct 20 ms 3928 KB Output is correct
47 Correct 26 ms 3672 KB Output is correct
48 Correct 26 ms 3924 KB Output is correct
49 Correct 60 ms 6516 KB Output is correct
50 Correct 39 ms 5464 KB Output is correct
51 Correct 33 ms 4464 KB Output is correct
52 Correct 42 ms 5468 KB Output is correct
53 Correct 37 ms 5464 KB Output is correct
54 Correct 39 ms 6228 KB Output is correct
55 Correct 45 ms 6324 KB Output is correct