oj.uz

Submission #550006

# Submission time Handle Problem Language Result Execution time Memory
550006 2022-04-17T04:16:59 Z Tien_Noob Global Warming (CEOI18_glo) C++17
100 / 100
 43 ms 3808 KB 
//Make CSP great again
//Vengeance
#include <bits/stdc++.h>
#define TASK "TESTCODE"
#define Log2(x) 31 - __builtin_clz(x)
using namespace std;
const int N = 2e5;
int dp[2][N + 1], n, x;
int res = 0;
void read()
{
    cin >> n >> x;
    for (int i = 1; i <= n; ++ i)
    {
        int a;
        cin >> a;
        dp[0][i] = dp[1][i] = INT_MAX;
        int j = lower_bound(dp[1] + 1, dp[1] + i + 1, a) - dp[1];
        dp[1][j] = a;
        res = max(res, j);
        j = lower_bound(dp[0] + 1, dp[0] + i + 1, a - x) - dp[0];
        dp[0][j] = a - x;
        dp[1][j] = min(dp[1][j], dp[0][j]);
    }
    cout << res;
}
void solve()
{

}
int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    if (fopen(TASK".INP", "r"))
    {
        freopen(TASK".INP", "r", stdin);
        //freopen(TASK".OUT", "w", stdout);
    }
    int t = 1;
    bool typetest = false;
    if (typetest)
    {
        cin >> t;
    }
    for (int __ = 1; __ <= t; ++ __)
    {
        //cout << "Case " << __ << ": ";
        read();
        solve();
    }
}

Compilation message

glo.cpp: In function 'int main()':
glo.cpp:37:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   37 |         freopen(TASK".INP", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 328 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 328 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 328 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct

Subtask #3
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 328 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 328 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 42 ms 3776 KB Output is correct
2 Correct 43 ms 3780 KB Output is correct
3 Correct 39 ms 3792 KB Output is correct
4 Correct 43 ms 3740 KB Output is correct
5 Correct 23 ms 3020 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 1108 KB Output is correct
2 Correct 9 ms 1096 KB Output is correct
3 Correct 10 ms 1108 KB Output is correct
4 Correct 7 ms 980 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 6 ms 980 KB Output is correct
7 Correct 9 ms 1112 KB Output is correct

Subtask #6
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 2004 KB Output is correct
2 Correct 22 ms 1972 KB Output is correct
3 Correct 41 ms 3788 KB Output is correct
4 Correct 23 ms 3024 KB Output is correct
5 Correct 16 ms 1732 KB Output is correct
6 Correct 26 ms 2884 KB Output is correct
7 Correct 29 ms 3592 KB Output is correct
8 Correct 17 ms 2092 KB Output is correct

Subtask #7
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 328 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 328 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 42 ms 3776 KB Output is correct
28 Correct 43 ms 3780 KB Output is correct
29 Correct 39 ms 3792 KB Output is correct
30 Correct 43 ms 3740 KB Output is correct
31 Correct 23 ms 3020 KB Output is correct
32 Correct 10 ms 1108 KB Output is correct
33 Correct 9 ms 1096 KB Output is correct
34 Correct 10 ms 1108 KB Output is correct
35 Correct 7 ms 980 KB Output is correct
36 Correct 1 ms 212 KB Output is correct
37 Correct 6 ms 980 KB Output is correct
38 Correct 9 ms 1112 KB Output is correct
39 Correct 20 ms 2004 KB Output is correct
40 Correct 22 ms 1972 KB Output is correct
41 Correct 41 ms 3788 KB Output is correct
42 Correct 23 ms 3024 KB Output is correct
43 Correct 16 ms 1732 KB Output is correct
44 Correct 26 ms 2884 KB Output is correct
45 Correct 29 ms 3592 KB Output is correct
46 Correct 17 ms 2092 KB Output is correct
47 Correct 20 ms 2036 KB Output is correct
48 Correct 19 ms 2036 KB Output is correct
49 Correct 39 ms 3720 KB Output is correct
50 Correct 25 ms 3024 KB Output is correct
51 Correct 21 ms 2328 KB Output is correct
52 Correct 27 ms 3020 KB Output is correct
53 Correct 25 ms 3128 KB Output is correct
54 Correct 31 ms 3772 KB Output is correct
55 Correct 34 ms 3808 KB Output is correct