oj.uz

Submission #1101498

# Submission time Handle Problem Language Result Execution time Memory
1101498 2024-10-16T09:11:53 Z nguyhoangphu K blocks (IZhO14_blocks) C++17
100 / 100
 385 ms 49488 KB 
#include <bits/stdc++.h>
using namespace std;
#define mask(i) (1<<i)
const int N=1e5;
int n,k;
int a[N+2],mx[N+2][21],dp[N+2][102],L[N+2];
int get(int l,int r)
{
  int k=__lg(r-l+1);
  return min(mx[l][k],mx[r-mask(k)+1][k]);
}
int main() 
{
  ios_base::sync_with_stdio(0);
  cin.tie(0);cout.tie(0);
  cin>>n>>k;
  for (int i=1;i<=n;i++) cin>>a[i];
  stack<int> st;
  a[0]=1e6+1;
  st.push(0);
  for (int i=1;i<=n;i++)
  {
    while (a[st.top()]<=a[i]) st.pop();
    L[i]=st.top();
    st.push(i);
  }
  memset(dp,0x3f,sizeof dp);
  dp[0][0]=0;
  for (int j=1;j<=k;j++)
  {
    for (int i=0;i<=n;i++) mx[i][0]=dp[i][j-1];
    for (int j=1;mask(j)<=n+1;j++)
    for (int i=0;i+mask(j)-1<=n;i++)
    mx[i][j]=min(mx[i][j-1],mx[i+mask(j-1)][j-1]);
    for (int i=1;i<=n;i++)
    {
      dp[i][j]=min(dp[i][j],get(L[i],i-1)+a[i]);
      dp[i][j]=min(dp[i][j],dp[L[i]][j]);
    }
  }
  cout<<dp[n][k];
}

Compilation message

blocks.cpp: In function 'int main()':
blocks.cpp:34:40: warning: suggest parentheses around '-' inside '<<' [-Wparentheses]
   34 |     mx[i][j]=min(mx[i][j-1],mx[i+mask(j-1)][j-1]);
      |                                       ~^~
blocks.cpp:3:21: note: in definition of macro 'mask'
    3 | #define mask(i) (1<<i)
      |                     ^

Subtask #1
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 41296 KB Output is correct
2 Correct 6 ms 41296 KB Output is correct
3 Correct 5 ms 41296 KB Output is correct
4 Correct 5 ms 41448 KB Output is correct
5 Correct 5 ms 41296 KB Output is correct
6 Correct 6 ms 41308 KB Output is correct
7 Correct 6 ms 41296 KB Output is correct
8 Correct 5 ms 41296 KB Output is correct
9 Correct 6 ms 41296 KB Output is correct
10 Correct 5 ms 41296 KB Output is correct
11 Correct 5 ms 41296 KB Output is correct
12 Correct 6 ms 41308 KB Output is correct
13 Correct 5 ms 41296 KB Output is correct
14 Correct 5 ms 41308 KB Output is correct
15 Correct 6 ms 41296 KB Output is correct
16 Correct 5 ms 41468 KB Output is correct
17 Correct 6 ms 41296 KB Output is correct
18 Correct 5 ms 41296 KB Output is correct

Subtask #2
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 41296 KB Output is correct
2 Correct 5 ms 41296 KB Output is correct
3 Correct 5 ms 41296 KB Output is correct
4 Correct 5 ms 41308 KB Output is correct
5 Correct 5 ms 41312 KB Output is correct
6 Correct 5 ms 41296 KB Output is correct
7 Correct 6 ms 41296 KB Output is correct
8 Correct 5 ms 41296 KB Output is correct
9 Correct 6 ms 41432 KB Output is correct
10 Correct 5 ms 41296 KB Output is correct
11 Correct 5 ms 41296 KB Output is correct
12 Correct 6 ms 41296 KB Output is correct
13 Correct 6 ms 41296 KB Output is correct
14 Correct 5 ms 41296 KB Output is correct
15 Correct 5 ms 41296 KB Output is correct
16 Correct 5 ms 41296 KB Output is correct
17 Correct 5 ms 41308 KB Output is correct
18 Correct 6 ms 41296 KB Output is correct
19 Correct 5 ms 41296 KB Output is correct
20 Correct 5 ms 41296 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 41296 KB Output is correct
2 Correct 6 ms 41296 KB Output is correct
3 Correct 5 ms 41296 KB Output is correct
4 Correct 5 ms 41448 KB Output is correct
5 Correct 5 ms 41296 KB Output is correct
6 Correct 6 ms 41308 KB Output is correct
7 Correct 6 ms 41296 KB Output is correct
8 Correct 5 ms 41296 KB Output is correct
9 Correct 6 ms 41296 KB Output is correct
10 Correct 5 ms 41296 KB Output is correct
11 Correct 5 ms 41296 KB Output is correct
12 Correct 6 ms 41308 KB Output is correct
13 Correct 5 ms 41296 KB Output is correct
14 Correct 5 ms 41308 KB Output is correct
15 Correct 6 ms 41296 KB Output is correct
16 Correct 5 ms 41468 KB Output is correct
17 Correct 6 ms 41296 KB Output is correct
18 Correct 5 ms 41296 KB Output is correct
19 Correct 6 ms 41296 KB Output is correct
20 Correct 5 ms 41296 KB Output is correct
21 Correct 5 ms 41296 KB Output is correct
22 Correct 5 ms 41308 KB Output is correct
23 Correct 5 ms 41312 KB Output is correct
24 Correct 5 ms 41296 KB Output is correct
25 Correct 6 ms 41296 KB Output is correct
26 Correct 5 ms 41296 KB Output is correct
27 Correct 6 ms 41432 KB Output is correct
28 Correct 5 ms 41296 KB Output is correct
29 Correct 5 ms 41296 KB Output is correct
30 Correct 6 ms 41296 KB Output is correct
31 Correct 6 ms 41296 KB Output is correct
32 Correct 5 ms 41296 KB Output is correct
33 Correct 5 ms 41296 KB Output is correct
34 Correct 5 ms 41296 KB Output is correct
35 Correct 5 ms 41308 KB Output is correct
36 Correct 6 ms 41296 KB Output is correct
37 Correct 5 ms 41296 KB Output is correct
38 Correct 5 ms 41296 KB Output is correct
39 Correct 5 ms 41296 KB Output is correct
40 Correct 5 ms 41304 KB Output is correct
41 Correct 5 ms 41296 KB Output is correct
42 Correct 5 ms 41296 KB Output is correct
43 Correct 5 ms 41296 KB Output is correct
44 Correct 5 ms 41296 KB Output is correct
45 Correct 5 ms 41296 KB Output is correct
46 Correct 5 ms 41452 KB Output is correct
47 Correct 5 ms 41296 KB Output is correct
48 Correct 5 ms 41296 KB Output is correct
49 Correct 5 ms 41512 KB Output is correct
50 Correct 5 ms 41296 KB Output is correct
51 Correct 5 ms 41296 KB Output is correct
52 Correct 5 ms 41468 KB Output is correct
53 Correct 6 ms 41296 KB Output is correct
54 Correct 6 ms 41296 KB Output is correct
55 Correct 6 ms 41296 KB Output is correct
56 Correct 6 ms 41296 KB Output is correct
57 Correct 6 ms 41296 KB Output is correct

Subtask #4
47.0 / 47.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 41296 KB Output is correct
2 Correct 6 ms 41296 KB Output is correct
3 Correct 5 ms 41296 KB Output is correct
4 Correct 5 ms 41448 KB Output is correct
5 Correct 5 ms 41296 KB Output is correct
6 Correct 6 ms 41308 KB Output is correct
7 Correct 6 ms 41296 KB Output is correct
8 Correct 5 ms 41296 KB Output is correct
9 Correct 6 ms 41296 KB Output is correct
10 Correct 5 ms 41296 KB Output is correct
11 Correct 5 ms 41296 KB Output is correct
12 Correct 6 ms 41308 KB Output is correct
13 Correct 5 ms 41296 KB Output is correct
14 Correct 5 ms 41308 KB Output is correct
15 Correct 6 ms 41296 KB Output is correct
16 Correct 5 ms 41468 KB Output is correct
17 Correct 6 ms 41296 KB Output is correct
18 Correct 5 ms 41296 KB Output is correct
19 Correct 6 ms 41296 KB Output is correct
20 Correct 5 ms 41296 KB Output is correct
21 Correct 5 ms 41296 KB Output is correct
22 Correct 5 ms 41308 KB Output is correct
23 Correct 5 ms 41312 KB Output is correct
24 Correct 5 ms 41296 KB Output is correct
25 Correct 6 ms 41296 KB Output is correct
26 Correct 5 ms 41296 KB Output is correct
27 Correct 6 ms 41432 KB Output is correct
28 Correct 5 ms 41296 KB Output is correct
29 Correct 5 ms 41296 KB Output is correct
30 Correct 6 ms 41296 KB Output is correct
31 Correct 6 ms 41296 KB Output is correct
32 Correct 5 ms 41296 KB Output is correct
33 Correct 5 ms 41296 KB Output is correct
34 Correct 5 ms 41296 KB Output is correct
35 Correct 5 ms 41308 KB Output is correct
36 Correct 6 ms 41296 KB Output is correct
37 Correct 5 ms 41296 KB Output is correct
38 Correct 5 ms 41296 KB Output is correct
39 Correct 5 ms 41296 KB Output is correct
40 Correct 5 ms 41304 KB Output is correct
41 Correct 5 ms 41296 KB Output is correct
42 Correct 5 ms 41296 KB Output is correct
43 Correct 5 ms 41296 KB Output is correct
44 Correct 5 ms 41296 KB Output is correct
45 Correct 5 ms 41296 KB Output is correct
46 Correct 5 ms 41452 KB Output is correct
47 Correct 5 ms 41296 KB Output is correct
48 Correct 5 ms 41296 KB Output is correct
49 Correct 5 ms 41512 KB Output is correct
50 Correct 5 ms 41296 KB Output is correct
51 Correct 5 ms 41296 KB Output is correct
52 Correct 5 ms 41468 KB Output is correct
53 Correct 6 ms 41296 KB Output is correct
54 Correct 6 ms 41296 KB Output is correct
55 Correct 6 ms 41296 KB Output is correct
56 Correct 6 ms 41296 KB Output is correct
57 Correct 6 ms 41296 KB Output is correct
58 Correct 13 ms 41552 KB Output is correct
59 Correct 10 ms 45904 KB Output is correct
60 Correct 19 ms 45968 KB Output is correct
61 Correct 117 ms 45904 KB Output is correct
62 Correct 366 ms 49232 KB Output is correct
63 Correct 24 ms 49232 KB Output is correct
64 Correct 174 ms 49400 KB Output is correct
65 Correct 5 ms 41296 KB Output is correct
66 Correct 6 ms 41296 KB Output is correct
67 Correct 6 ms 41296 KB Output is correct
68 Correct 6 ms 41296 KB Output is correct
69 Correct 6 ms 41296 KB Output is correct
70 Correct 5 ms 41296 KB Output is correct
71 Correct 31 ms 41604 KB Output is correct
72 Correct 7 ms 41552 KB Output is correct
73 Correct 14 ms 41552 KB Output is correct
74 Correct 11 ms 45904 KB Output is correct
75 Correct 18 ms 45904 KB Output is correct
76 Correct 98 ms 45936 KB Output is correct
77 Correct 385 ms 49372 KB Output is correct
78 Correct 25 ms 49232 KB Output is correct
79 Correct 150 ms 49240 KB Output is correct
80 Correct 17 ms 49232 KB Output is correct
81 Correct 46 ms 49232 KB Output is correct
82 Correct 299 ms 49244 KB Output is correct
83 Correct 6 ms 41296 KB Output is correct
84 Correct 5 ms 41296 KB Output is correct
85 Correct 31 ms 41608 KB Output is correct
86 Correct 7 ms 41552 KB Output is correct
87 Correct 13 ms 41552 KB Output is correct
88 Correct 10 ms 45904 KB Output is correct
89 Correct 20 ms 45904 KB Output is correct
90 Correct 103 ms 45904 KB Output is correct
91 Correct 326 ms 49488 KB Output is correct
92 Correct 22 ms 49488 KB Output is correct
93 Correct 173 ms 49488 KB Output is correct
94 Correct 7 ms 41716 KB Output is correct
95 Correct 29 ms 41552 KB Output is correct
96 Correct 6 ms 41296 KB Output is correct
97 Correct 6 ms 41296 KB Output is correct
98 Correct 5 ms 41296 KB Output is correct
99 Correct 6 ms 41512 KB Output is correct