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Submission #552549

# Submission time Handle Problem Language Result Execution time Memory
552549 2022-04-23T09:42:37 Z Wasrek Global Warming (CEOI18_glo) C++14
100 / 100
 56 ms 4580 KB 
/*
    TASK:
    LANG: CPP
    AUTHOR: WasreK
    ALGO: 
    TYPE: BATCH
    SCORE: 
*/
#include<bits/stdc++.h>
using namespace std;
int a[200010],lis1[200010],lis2[200010],L[200010],R[200010];
int main()
{
    int idx,n,x,cnt=0,ans=0;
    scanf("%d %d",&n,&x);
    for(int i=1;i<=n;i++){
        scanf("%d",&a[i]);
        idx=lower_bound(lis1,lis1+cnt,a[i])-lis1;
        if(idx==cnt) cnt++;
        lis1[idx]=a[i];
        L[i]=idx+1;
    }
    ans=cnt;
    cnt=0;
    int tor;
    for(int i=n;i>=1;i--){
        a[i]*=-1;
        tor=lower_bound(lis2,lis2+cnt,a[i]+x)-lis2;
        ans=max(ans,L[i]+tor);
        idx=lower_bound(lis2,lis2+cnt,a[i])-lis2;
        if(idx==cnt) cnt++;
        lis2[idx]=a[i];
    }
    printf("%d\n",ans);
    return 0;
}

Compilation message

glo.cpp: In function 'int main()':
glo.cpp:15:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   15 |     scanf("%d %d",&n,&x);
      |     ~~~~~^~~~~~~~~~~~~~~
glo.cpp:17:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   17 |         scanf("%d",&a[i]);
      |         ~~~~~^~~~~~~~~~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 312 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 0 ms 316 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 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 312 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 0 ms 316 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 0 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 0 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 312 KB Output is correct

Subtask #3
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 312 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 0 ms 316 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 0 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 0 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 312 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 312 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 54 ms 1876 KB Output is correct
2 Correct 52 ms 3788 KB Output is correct
3 Correct 53 ms 3680 KB Output is correct
4 Correct 56 ms 3772 KB Output is correct
5 Correct 32 ms 3812 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 596 KB Output is correct
2 Correct 13 ms 1108 KB Output is correct
3 Correct 12 ms 1088 KB Output is correct
4 Correct 8 ms 1092 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 8 ms 1092 KB Output is correct
7 Correct 13 ms 1164 KB Output is correct

Subtask #6
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 23 ms 992 KB Output is correct
2 Correct 24 ms 1112 KB Output is correct
3 Correct 50 ms 1752 KB Output is correct
4 Correct 31 ms 2604 KB Output is correct
5 Correct 14 ms 1496 KB Output is correct
6 Correct 24 ms 2532 KB Output is correct
7 Correct 30 ms 2492 KB Output is correct
8 Correct 19 ms 1108 KB Output is correct

Subtask #7
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 312 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 0 ms 316 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 0 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 0 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 312 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 312 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 54 ms 1876 KB Output is correct
28 Correct 52 ms 3788 KB Output is correct
29 Correct 53 ms 3680 KB Output is correct
30 Correct 56 ms 3772 KB Output is correct
31 Correct 32 ms 3812 KB Output is correct
32 Correct 12 ms 596 KB Output is correct
33 Correct 13 ms 1108 KB Output is correct
34 Correct 12 ms 1088 KB Output is correct
35 Correct 8 ms 1092 KB Output is correct
36 Correct 1 ms 212 KB Output is correct
37 Correct 8 ms 1092 KB Output is correct
38 Correct 13 ms 1164 KB Output is correct
39 Correct 23 ms 992 KB Output is correct
40 Correct 24 ms 1112 KB Output is correct
41 Correct 50 ms 1752 KB Output is correct
42 Correct 31 ms 2604 KB Output is correct
43 Correct 14 ms 1496 KB Output is correct
44 Correct 24 ms 2532 KB Output is correct
45 Correct 30 ms 2492 KB Output is correct
46 Correct 19 ms 1108 KB Output is correct
47 Correct 28 ms 2052 KB Output is correct
48 Correct 29 ms 1996 KB Output is correct
49 Correct 54 ms 3800 KB Output is correct
50 Correct 30 ms 3784 KB Output is correct
51 Correct 25 ms 3028 KB Output is correct
52 Correct 30 ms 3900 KB Output is correct
53 Correct 25 ms 3788 KB Output is correct
54 Correct 36 ms 4580 KB Output is correct
55 Correct 44 ms 3828 KB Output is correct