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Submission #246309

# Submission time Handle Problem Language Result Execution time Memory
246309 2020-07-08T15:50:40 Z Sorting Global Warming (CEOI18_glo) C++14
15 / 100
 2000 ms 3064 KB 
#include <bits/stdc++.h>

using namespace std;

const int k_N = 2e5 + 3;
const int k_Inf = 1e9 + 3;

int n, x;
int t[k_N];

int get_lis(){
    vector<int> dp;
    dp.push_back({-k_Inf});

    for(int i = 0; i < n; ++i){
        auto it = lower_bound(dp.begin(), dp.end(), t[i]);
        if(it == dp.end())
            dp.push_back(t[i]);
        else
            dp[it - dp.begin()] = t[i];    
    }

    return (int)dp.size() - 1;
}

int main(){
    ios::sync_with_stdio(false);
    cin.tie(NULL);

    cin >> n >> x;
    for(int i = 0; i < n; ++i)
        cin >> t[i];

    int ans = 0;
    for(int l = 0; l < n; ++l){
        for(int r = l; r < n; ++r){
            for(int d = -x; d <= x; ++d){
                for(int i = l; i <= r; ++i)
                    t[i] += d;
                ans = max(get_lis(), ans);
                for(int i = l; i <= r; ++i)
                    t[i] -= d;
            }
        }
    }

    cout << ans << "\n";
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 6 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 6 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 6 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 6 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 33 ms 384 KB Output is correct
13 Correct 5 ms 384 KB Output is correct
14 Correct 92 ms 392 KB Output is correct
15 Correct 65 ms 504 KB Output is correct
16 Correct 54 ms 384 KB Output is correct
17 Correct 5 ms 384 KB Output is correct
18 Correct 5 ms 384 KB Output is correct

Subtask #3
0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 6 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 6 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 33 ms 384 KB Output is correct
13 Correct 5 ms 384 KB Output is correct
14 Correct 92 ms 392 KB Output is correct
15 Correct 65 ms 504 KB Output is correct
16 Correct 54 ms 384 KB Output is correct
17 Correct 5 ms 384 KB Output is correct
18 Correct 5 ms 384 KB Output is correct
19 Execution timed out 2081 ms 384 KB Time limit exceeded
20 Halted 0 ms 0 KB -

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Execution timed out 2079 ms 3064 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #5
0 / 20.0

# Verdict Execution time Memory Grader output
1 Execution timed out 2089 ms 1024 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #6
0 / 17.0

# Verdict Execution time Memory Grader output
1 Execution timed out 2082 ms 1664 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #7
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 6 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 6 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 33 ms 384 KB Output is correct
13 Correct 5 ms 384 KB Output is correct
14 Correct 92 ms 392 KB Output is correct
15 Correct 65 ms 504 KB Output is correct
16 Correct 54 ms 384 KB Output is correct
17 Correct 5 ms 384 KB Output is correct
18 Correct 5 ms 384 KB Output is correct
19 Execution timed out 2081 ms 384 KB Time limit exceeded
20 Halted 0 ms 0 KB -