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Submission #521726

# Submission time Handle Problem Language Result Execution time Memory
521726 2022-02-02T20:30:29 Z inluminas Hedgehog Daniyar and Algorithms (IZhO19_sortbooks) C++17
100 / 100
 1350 ms 100536 KB 
#include"bits/stdc++.h"
using namespace std;
 
#define ll long long
#define endl "\n"
#define fastio ios_base::sync_with_stdio(false)
#define inf LLONG_MAX

const int lmt=1e6+10;

struct id{
  int l=0,k=0,idx=0;
};

vector<id>adj[lmt];

int a[lmt],lft[lmt],tree[3*lmt],ans[lmt];

void update(int at,int L,int R,int pos,int val){
  if(L==R){
    tree[at]=val;
    return;
  }
  int mid=(L+R)>>1;
  if(pos<=mid) update(at*2,L,mid,pos,val);
  else update(at*2+1,mid+1,R,pos,val);
  tree[at]=max(tree[at*2],tree[at*2+1]);
}

int query(int at,int L,int R,int l,int r){
  if(r<L || R<l || r<l) return 0;
  if(l<=L && R<=r){
    return tree[at];
  }
  int mid=(L+R)>>1;
  int x=query(at*2,L,mid,l,r),y=query(at*2+1,mid+1,R,l,r);
  return max(x,y);
}
 
int main(){
  fastio;

  int n,m;
  cin>>n>>m;
  vector<array<int,4>>q;
  for(int i=1;i<=n;i++){
    cin>>a[i];
  }
  stack<int>s;
  for(int i=1;i<=n;i++){
    lft[i]=i;
    while(!s.empty() && a[s.top()]<=a[i]){
      lft[i]=lft[s.top()];
      s.pop();
    }
    s.push(i);
  }
  for(int i=1;i<=m;i++){
    int l,r,k;
    cin>>l>>r>>k;
    adj[r].push_back({l,k,i});
  }
  for(int i=1;i<=n;i++){
    if(lft[i]-1>0) update(1,1,n,lft[i]-1,a[i]+a[lft[i]-1]);
    for(auto x:adj[i]){
      ans[x.idx]=(x.k>=query(1,1,n,x.l,i));
    }
  }

  for(int i=1;i<=m;i++) cout<<ans[i]<<endl;
  return 0;
}

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 23756 KB Output is correct
2 Correct 13 ms 23744 KB Output is correct
3 Correct 12 ms 23808 KB Output is correct
4 Correct 13 ms 23756 KB Output is correct
5 Correct 12 ms 23828 KB Output is correct
6 Correct 13 ms 23788 KB Output is correct
7 Correct 12 ms 23756 KB Output is correct
8 Correct 12 ms 23848 KB Output is correct
9 Correct 11 ms 23756 KB Output is correct
10 Correct 12 ms 23756 KB Output is correct

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 23756 KB Output is correct
2 Correct 13 ms 23744 KB Output is correct
3 Correct 12 ms 23808 KB Output is correct
4 Correct 13 ms 23756 KB Output is correct
5 Correct 12 ms 23828 KB Output is correct
6 Correct 13 ms 23788 KB Output is correct
7 Correct 12 ms 23756 KB Output is correct
8 Correct 12 ms 23848 KB Output is correct
9 Correct 11 ms 23756 KB Output is correct
10 Correct 12 ms 23756 KB Output is correct
11 Correct 13 ms 23920 KB Output is correct
12 Correct 14 ms 24012 KB Output is correct
13 Correct 14 ms 24012 KB Output is correct
14 Correct 15 ms 24012 KB Output is correct
15 Correct 16 ms 24032 KB Output is correct
16 Correct 14 ms 24016 KB Output is correct
17 Correct 14 ms 24012 KB Output is correct
18 Correct 15 ms 24012 KB Output is correct

Subtask #3
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1273 ms 74780 KB Output is correct
2 Correct 1310 ms 100216 KB Output is correct
3 Correct 1263 ms 100216 KB Output is correct
4 Correct 1316 ms 100448 KB Output is correct
5 Correct 1062 ms 92180 KB Output is correct

Subtask #4
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 107 ms 28272 KB Output is correct
2 Correct 94 ms 28016 KB Output is correct
3 Correct 82 ms 27204 KB Output is correct
4 Correct 94 ms 27204 KB Output is correct
5 Correct 84 ms 27280 KB Output is correct
6 Correct 71 ms 26860 KB Output is correct
7 Correct 71 ms 26824 KB Output is correct
8 Correct 80 ms 27132 KB Output is correct
9 Correct 46 ms 25812 KB Output is correct
10 Correct 75 ms 27196 KB Output is correct

Subtask #5
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 23756 KB Output is correct
2 Correct 13 ms 23744 KB Output is correct
3 Correct 12 ms 23808 KB Output is correct
4 Correct 13 ms 23756 KB Output is correct
5 Correct 12 ms 23828 KB Output is correct
6 Correct 13 ms 23788 KB Output is correct
7 Correct 12 ms 23756 KB Output is correct
8 Correct 12 ms 23848 KB Output is correct
9 Correct 11 ms 23756 KB Output is correct
10 Correct 12 ms 23756 KB Output is correct
11 Correct 13 ms 23920 KB Output is correct
12 Correct 14 ms 24012 KB Output is correct
13 Correct 14 ms 24012 KB Output is correct
14 Correct 15 ms 24012 KB Output is correct
15 Correct 16 ms 24032 KB Output is correct
16 Correct 14 ms 24016 KB Output is correct
17 Correct 14 ms 24012 KB Output is correct
18 Correct 15 ms 24012 KB Output is correct
19 Correct 207 ms 32800 KB Output is correct
20 Correct 210 ms 32836 KB Output is correct
21 Correct 188 ms 32264 KB Output is correct
22 Correct 183 ms 32348 KB Output is correct
23 Correct 188 ms 32312 KB Output is correct
24 Correct 163 ms 30268 KB Output is correct
25 Correct 158 ms 30220 KB Output is correct
26 Correct 170 ms 30404 KB Output is correct
27 Correct 169 ms 30404 KB Output is correct
28 Correct 172 ms 30392 KB Output is correct
29 Correct 185 ms 30788 KB Output is correct
30 Correct 178 ms 30772 KB Output is correct
31 Correct 203 ms 30716 KB Output is correct
32 Correct 180 ms 30756 KB Output is correct
33 Correct 181 ms 30760 KB Output is correct
34 Correct 156 ms 30012 KB Output is correct
35 Correct 150 ms 29820 KB Output is correct
36 Correct 146 ms 29964 KB Output is correct
37 Correct 144 ms 29892 KB Output is correct
38 Correct 154 ms 29900 KB Output is correct
39 Correct 164 ms 31072 KB Output is correct
40 Correct 131 ms 29600 KB Output is correct
41 Correct 166 ms 30472 KB Output is correct

Subtask #6
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 23756 KB Output is correct
2 Correct 13 ms 23744 KB Output is correct
3 Correct 12 ms 23808 KB Output is correct
4 Correct 13 ms 23756 KB Output is correct
5 Correct 12 ms 23828 KB Output is correct
6 Correct 13 ms 23788 KB Output is correct
7 Correct 12 ms 23756 KB Output is correct
8 Correct 12 ms 23848 KB Output is correct
9 Correct 11 ms 23756 KB Output is correct
10 Correct 12 ms 23756 KB Output is correct
11 Correct 13 ms 23920 KB Output is correct
12 Correct 14 ms 24012 KB Output is correct
13 Correct 14 ms 24012 KB Output is correct
14 Correct 15 ms 24012 KB Output is correct
15 Correct 16 ms 24032 KB Output is correct
16 Correct 14 ms 24016 KB Output is correct
17 Correct 14 ms 24012 KB Output is correct
18 Correct 15 ms 24012 KB Output is correct
19 Correct 1273 ms 74780 KB Output is correct
20 Correct 1310 ms 100216 KB Output is correct
21 Correct 1263 ms 100216 KB Output is correct
22 Correct 1316 ms 100448 KB Output is correct
23 Correct 1062 ms 92180 KB Output is correct
24 Correct 107 ms 28272 KB Output is correct
25 Correct 94 ms 28016 KB Output is correct
26 Correct 82 ms 27204 KB Output is correct
27 Correct 94 ms 27204 KB Output is correct
28 Correct 84 ms 27280 KB Output is correct
29 Correct 71 ms 26860 KB Output is correct
30 Correct 71 ms 26824 KB Output is correct
31 Correct 80 ms 27132 KB Output is correct
32 Correct 46 ms 25812 KB Output is correct
33 Correct 75 ms 27196 KB Output is correct
34 Correct 207 ms 32800 KB Output is correct
35 Correct 210 ms 32836 KB Output is correct
36 Correct 188 ms 32264 KB Output is correct
37 Correct 183 ms 32348 KB Output is correct
38 Correct 188 ms 32312 KB Output is correct
39 Correct 163 ms 30268 KB Output is correct
40 Correct 158 ms 30220 KB Output is correct
41 Correct 170 ms 30404 KB Output is correct
42 Correct 169 ms 30404 KB Output is correct
43 Correct 172 ms 30392 KB Output is correct
44 Correct 185 ms 30788 KB Output is correct
45 Correct 178 ms 30772 KB Output is correct
46 Correct 203 ms 30716 KB Output is correct
47 Correct 180 ms 30756 KB Output is correct
48 Correct 181 ms 30760 KB Output is correct
49 Correct 156 ms 30012 KB Output is correct
50 Correct 150 ms 29820 KB Output is correct
51 Correct 146 ms 29964 KB Output is correct
52 Correct 144 ms 29892 KB Output is correct
53 Correct 154 ms 29900 KB Output is correct
54 Correct 164 ms 31072 KB Output is correct
55 Correct 131 ms 29600 KB Output is correct
56 Correct 166 ms 30472 KB Output is correct
57 Correct 1350 ms 100464 KB Output is correct
58 Correct 1311 ms 100536 KB Output is correct
59 Correct 1196 ms 98980 KB Output is correct
60 Correct 1204 ms 98896 KB Output is correct
61 Correct 1233 ms 98860 KB Output is correct
62 Correct 1229 ms 98740 KB Output is correct
63 Correct 797 ms 87112 KB Output is correct
64 Correct 794 ms 86920 KB Output is correct
65 Correct 1057 ms 89860 KB Output is correct
66 Correct 1028 ms 89896 KB Output is correct
67 Correct 1049 ms 90056 KB Output is correct
68 Correct 1092 ms 91560 KB Output is correct
69 Correct 1085 ms 91744 KB Output is correct
70 Correct 1110 ms 91288 KB Output is correct
71 Correct 1092 ms 91288 KB Output is correct
72 Correct 1085 ms 91448 KB Output is correct
73 Correct 747 ms 83100 KB Output is correct
74 Correct 782 ms 84052 KB Output is correct
75 Correct 742 ms 83228 KB Output is correct
76 Correct 757 ms 83388 KB Output is correct
77 Correct 761 ms 82812 KB Output is correct
78 Correct 985 ms 86604 KB Output is correct
79 Correct 686 ms 73388 KB Output is correct
80 Correct 947 ms 81404 KB Output is correct