oj.uz

Submission #1035949

# Submission time Handle Problem Language Result Execution time Memory
1035949 2024-07-26T20:21:32 Z pera K blocks (IZhO14_blocks) C++17
53 / 100
 1000 ms 13660 KB 
#include<bits/stdc++.h>
#define int long long
using namespace std;
const int N = 1e5 + 100 , K = 1e2 + 1 , LOG = 18;
int n , k , a[N] , l[N] , dp[N] , ndp[N];
struct node{
   int dp_min , mn , lz;
};
vector<node> t(4 * N);
node merge(node x , node y){
   x.dp_min = min(x.dp_min , y.dp_min);
   x.mn = min(x.mn , y.mn);
   return x;
}
void push(int u){
   if(t[u].lz == -1){
      return;
   }
   t[u * 2].mn = t[u].lz + t[u * 2].dp_min;
   t[u * 2 + 1].mn = t[u].lz + t[u * 2 + 1].mn;
   t[u * 2].lz = t[u].lz;
   t[u * 2 + 1].lz = t[u].lz;
   t[u].lz = -1;
}
void build(int u , int l , int r){
   if(l == r){
      t[u].dp_min = dp[l - 1];
      t[u].mn = 1e9;
      t[u].lz = -1;
      return;
   }
   int m = (l + r) / 2;
   build(u * 2 , l , m);
   build(u * 2 + 1 , m + 1 , r);
   t[u] = merge(t[u * 2] , t[u * 2 + 1]);
}
void upd(int u , int l , int r , int L , int R , int x){
   if(l > r || r < L || l > R){
      return;
   }
   if(L <= l && r <= R){
      t[u].mn = t[u].dp_min + x;
      t[u].lz = x;
      return;
   }
   int m = (l + r) / 2;
   upd(u * 2 , l , m , L , R , x);
   upd(u * 2 + 1 , m + 1 , r , L , R , x);
   t[u] = merge(t[u * 2] , t[u * 2 + 1]);
}
main(){
   cin >> n >> k;
   int _mx = 0;
   dp[0] = 1e9;
   for(int i = 1;i <= n;i ++){
      cin >> a[i];
      l[i] = i - 1;
      while(l[i] > 0 && a[i] > a[l[i]]){
         l[i] = l[l[i]];
      }
      _mx = max(_mx , a[i]);
      dp[i] =_mx;
   }
   for(int x = 1;x < k;x ++){
      for(int i = 0;i <= n;i ++){
         ndp[i] = dp[i];
      }
      build(1 , 1 , n);
      for(int i = 1;i <= n;i ++){
         upd(1 , 1 , n , l[i] + 1 , i , a[i]);
         dp[i] = t[1].mn;
      }
   }
   cout << dp[n] << endl;
}

Compilation message

blocks.cpp:51:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   51 | main(){
      | ^~~~

Subtask #1
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 9816 KB Output is correct
2 Correct 4 ms 9820 KB Output is correct
3 Correct 4 ms 9820 KB Output is correct
4 Correct 4 ms 9816 KB Output is correct
5 Correct 4 ms 9820 KB Output is correct
6 Correct 3 ms 9820 KB Output is correct
7 Correct 3 ms 9820 KB Output is correct
8 Correct 4 ms 9816 KB Output is correct
9 Correct 5 ms 9820 KB Output is correct
10 Correct 5 ms 9808 KB Output is correct
11 Correct 5 ms 9820 KB Output is correct
12 Correct 4 ms 9820 KB Output is correct
13 Correct 4 ms 9820 KB Output is correct
14 Correct 4 ms 9820 KB Output is correct
15 Correct 4 ms 9820 KB Output is correct
16 Correct 4 ms 9820 KB Output is correct
17 Correct 3 ms 9820 KB Output is correct
18 Correct 4 ms 9820 KB Output is correct

Subtask #2
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 9800 KB Output is correct
2 Correct 4 ms 9816 KB Output is correct
3 Correct 5 ms 9820 KB Output is correct
4 Correct 5 ms 9672 KB Output is correct
5 Correct 3 ms 9820 KB Output is correct
6 Correct 5 ms 9816 KB Output is correct
7 Correct 5 ms 9820 KB Output is correct
8 Correct 4 ms 9816 KB Output is correct
9 Correct 4 ms 9820 KB Output is correct
10 Correct 4 ms 9756 KB Output is correct
11 Correct 4 ms 9820 KB Output is correct
12 Correct 5 ms 9820 KB Output is correct
13 Correct 3 ms 9836 KB Output is correct
14 Correct 4 ms 9820 KB Output is correct
15 Correct 3 ms 9820 KB Output is correct
16 Correct 4 ms 9816 KB Output is correct
17 Correct 4 ms 9820 KB Output is correct
18 Correct 4 ms 9820 KB Output is correct
19 Correct 4 ms 9816 KB Output is correct
20 Correct 4 ms 9820 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 9816 KB Output is correct
2 Correct 4 ms 9820 KB Output is correct
3 Correct 4 ms 9820 KB Output is correct
4 Correct 4 ms 9816 KB Output is correct
5 Correct 4 ms 9820 KB Output is correct
6 Correct 3 ms 9820 KB Output is correct
7 Correct 3 ms 9820 KB Output is correct
8 Correct 4 ms 9816 KB Output is correct
9 Correct 5 ms 9820 KB Output is correct
10 Correct 5 ms 9808 KB Output is correct
11 Correct 5 ms 9820 KB Output is correct
12 Correct 4 ms 9820 KB Output is correct
13 Correct 4 ms 9820 KB Output is correct
14 Correct 4 ms 9820 KB Output is correct
15 Correct 4 ms 9820 KB Output is correct
16 Correct 4 ms 9820 KB Output is correct
17 Correct 3 ms 9820 KB Output is correct
18 Correct 4 ms 9820 KB Output is correct
19 Correct 3 ms 9800 KB Output is correct
20 Correct 4 ms 9816 KB Output is correct
21 Correct 5 ms 9820 KB Output is correct
22 Correct 5 ms 9672 KB Output is correct
23 Correct 3 ms 9820 KB Output is correct
24 Correct 5 ms 9816 KB Output is correct
25 Correct 5 ms 9820 KB Output is correct
26 Correct 4 ms 9816 KB Output is correct
27 Correct 4 ms 9820 KB Output is correct
28 Correct 4 ms 9756 KB Output is correct
29 Correct 4 ms 9820 KB Output is correct
30 Correct 5 ms 9820 KB Output is correct
31 Correct 3 ms 9836 KB Output is correct
32 Correct 4 ms 9820 KB Output is correct
33 Correct 3 ms 9820 KB Output is correct
34 Correct 4 ms 9816 KB Output is correct
35 Correct 4 ms 9820 KB Output is correct
36 Correct 4 ms 9820 KB Output is correct
37 Correct 4 ms 9816 KB Output is correct
38 Correct 4 ms 9820 KB Output is correct
39 Correct 4 ms 9820 KB Output is correct
40 Correct 4 ms 9820 KB Output is correct
41 Correct 4 ms 9820 KB Output is correct
42 Correct 4 ms 9816 KB Output is correct
43 Correct 3 ms 9820 KB Output is correct
44 Correct 5 ms 9960 KB Output is correct
45 Correct 4 ms 9816 KB Output is correct
46 Correct 3 ms 9820 KB Output is correct
47 Correct 4 ms 9820 KB Output is correct
48 Correct 3 ms 9820 KB Output is correct
49 Correct 3 ms 9820 KB Output is correct
50 Correct 4 ms 9820 KB Output is correct
51 Correct 3 ms 9820 KB Output is correct
52 Correct 4 ms 9704 KB Output is correct
53 Correct 4 ms 9820 KB Output is correct
54 Correct 4 ms 9860 KB Output is correct
55 Correct 4 ms 9740 KB Output is correct
56 Correct 4 ms 9816 KB Output is correct
57 Correct 4 ms 9820 KB Output is correct

Subtask #4
0 / 47.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 9816 KB Output is correct
2 Correct 4 ms 9820 KB Output is correct
3 Correct 4 ms 9820 KB Output is correct
4 Correct 4 ms 9816 KB Output is correct
5 Correct 4 ms 9820 KB Output is correct
6 Correct 3 ms 9820 KB Output is correct
7 Correct 3 ms 9820 KB Output is correct
8 Correct 4 ms 9816 KB Output is correct
9 Correct 5 ms 9820 KB Output is correct
10 Correct 5 ms 9808 KB Output is correct
11 Correct 5 ms 9820 KB Output is correct
12 Correct 4 ms 9820 KB Output is correct
13 Correct 4 ms 9820 KB Output is correct
14 Correct 4 ms 9820 KB Output is correct
15 Correct 4 ms 9820 KB Output is correct
16 Correct 4 ms 9820 KB Output is correct
17 Correct 3 ms 9820 KB Output is correct
18 Correct 4 ms 9820 KB Output is correct
19 Correct 3 ms 9800 KB Output is correct
20 Correct 4 ms 9816 KB Output is correct
21 Correct 5 ms 9820 KB Output is correct
22 Correct 5 ms 9672 KB Output is correct
23 Correct 3 ms 9820 KB Output is correct
24 Correct 5 ms 9816 KB Output is correct
25 Correct 5 ms 9820 KB Output is correct
26 Correct 4 ms 9816 KB Output is correct
27 Correct 4 ms 9820 KB Output is correct
28 Correct 4 ms 9756 KB Output is correct
29 Correct 4 ms 9820 KB Output is correct
30 Correct 5 ms 9820 KB Output is correct
31 Correct 3 ms 9836 KB Output is correct
32 Correct 4 ms 9820 KB Output is correct
33 Correct 3 ms 9820 KB Output is correct
34 Correct 4 ms 9816 KB Output is correct
35 Correct 4 ms 9820 KB Output is correct
36 Correct 4 ms 9820 KB Output is correct
37 Correct 4 ms 9816 KB Output is correct
38 Correct 4 ms 9820 KB Output is correct
39 Correct 4 ms 9820 KB Output is correct
40 Correct 4 ms 9820 KB Output is correct
41 Correct 4 ms 9820 KB Output is correct
42 Correct 4 ms 9816 KB Output is correct
43 Correct 3 ms 9820 KB Output is correct
44 Correct 5 ms 9960 KB Output is correct
45 Correct 4 ms 9816 KB Output is correct
46 Correct 3 ms 9820 KB Output is correct
47 Correct 4 ms 9820 KB Output is correct
48 Correct 3 ms 9820 KB Output is correct
49 Correct 3 ms 9820 KB Output is correct
50 Correct 4 ms 9820 KB Output is correct
51 Correct 3 ms 9820 KB Output is correct
52 Correct 4 ms 9704 KB Output is correct
53 Correct 4 ms 9820 KB Output is correct
54 Correct 4 ms 9860 KB Output is correct
55 Correct 4 ms 9740 KB Output is correct
56 Correct 4 ms 9816 KB Output is correct
57 Correct 4 ms 9820 KB Output is correct
58 Correct 33 ms 10076 KB Output is correct
59 Correct 12 ms 11096 KB Output is correct
60 Correct 43 ms 11356 KB Output is correct
61 Correct 371 ms 11368 KB Output is correct
62 Execution timed out 1064 ms 13660 KB Time limit exceeded
63 Halted 0 ms 0 KB -