oj.uz

Submission #798883

# Submission time Handle Problem Language Result Execution time Memory
798883 2023-07-31T06:21:04 Z Alkarat Hedgehog Daniyar and Algorithms (IZhO19_sortbooks) C++14
100 / 100
 1421 ms 63588 KB 
#include <bits/stdc++.h>
#define ll long long
#define f first
#define s second
const int N=1e6+10;
using namespace std;
int n,m,a[N],res[N];
struct query
{
    int id,l,r,lim;
    bool operator<(const query &x)const
    {
        return l>x.l;
    }
};
int bit[N];
void update(int id,int val)
{
    while(id<=n)
    {
        bit[id]=max(bit[id],val);
        id+=id&-id;
    }
}
int get(int id)
{
    int kq=0;
    while(id>0)
    {
        kq=max(kq,bit[id]);
        id-=id&-id;
    }
    return kq;
}
vector<query>q;
stack<int>st;
int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    cin>>n>>m;
    q.resize(m);
    for(int i=1; i<=n; i++) cin>>a[i];
    for(int i=0; i<=m-1; i++)
    {
        cin>>q[i].l>>q[i].r>>q[i].lim;
        q[i].id=i;
    }
    sort(q.begin(),q.end());
    int now=n+1;
    for(auto [id,l,r,lim]:q)
    {
        while(now>l)
        {
            now--;
            while(st.size()&&a[st.top()]<a[now])
            {
                int x=st.top();
                update(x,a[now]+a[x]);
                st.pop();
            }
            while(st.size()&&a[st.top()]==a[now]) st.pop();
            st.push(now);
        }
        res[id]=(get(r)<=lim);
    }
    for(int i=0; i<=m-1; i++) cout<<res[i]<<endl;
}

Compilation message

sortbooks.cpp: In function 'int main()':
sortbooks.cpp:52:14: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
   52 |     for(auto [id,l,r,lim]:q)
      |              ^

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 4 ms 468 KB Output is correct
12 Correct 4 ms 464 KB Output is correct
13 Correct 5 ms 468 KB Output is correct
14 Correct 7 ms 596 KB Output is correct
15 Correct 7 ms 528 KB Output is correct
16 Correct 7 ms 596 KB Output is correct
17 Correct 9 ms 468 KB Output is correct
18 Correct 7 ms 468 KB Output is correct

Subtask #3
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1388 ms 29796 KB Output is correct
2 Correct 1387 ms 29624 KB Output is correct
3 Correct 1379 ms 29756 KB Output is correct
4 Correct 1396 ms 29748 KB Output is correct
5 Correct 1359 ms 29904 KB Output is correct

Subtask #4
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 131 ms 3192 KB Output is correct
2 Correct 134 ms 5172 KB Output is correct
3 Correct 131 ms 4844 KB Output is correct
4 Correct 132 ms 4868 KB Output is correct
5 Correct 129 ms 4832 KB Output is correct
6 Correct 125 ms 4680 KB Output is correct
7 Correct 124 ms 4752 KB Output is correct
8 Correct 134 ms 4844 KB Output is correct
9 Correct 119 ms 3788 KB Output is correct
10 Correct 125 ms 4472 KB Output is correct

Subtask #5
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 4 ms 468 KB Output is correct
12 Correct 4 ms 464 KB Output is correct
13 Correct 5 ms 468 KB Output is correct
14 Correct 7 ms 596 KB Output is correct
15 Correct 7 ms 528 KB Output is correct
16 Correct 7 ms 596 KB Output is correct
17 Correct 9 ms 468 KB Output is correct
18 Correct 7 ms 468 KB Output is correct
19 Correct 282 ms 12800 KB Output is correct
20 Correct 273 ms 12804 KB Output is correct
21 Correct 271 ms 12624 KB Output is correct
22 Correct 272 ms 12620 KB Output is correct
23 Correct 269 ms 12552 KB Output is correct
24 Correct 269 ms 12600 KB Output is correct
25 Correct 265 ms 12564 KB Output is correct
26 Correct 274 ms 12888 KB Output is correct
27 Correct 270 ms 12748 KB Output is correct
28 Correct 269 ms 12688 KB Output is correct
29 Correct 284 ms 12832 KB Output is correct
30 Correct 272 ms 12748 KB Output is correct
31 Correct 279 ms 12772 KB Output is correct
32 Correct 278 ms 12828 KB Output is correct
33 Correct 272 ms 12836 KB Output is correct
34 Correct 262 ms 12476 KB Output is correct
35 Correct 259 ms 12588 KB Output is correct
36 Correct 265 ms 12372 KB Output is correct
37 Correct 264 ms 12268 KB Output is correct
38 Correct 261 ms 12448 KB Output is correct
39 Correct 261 ms 11400 KB Output is correct
40 Correct 249 ms 10100 KB Output is correct
41 Correct 263 ms 10124 KB Output is correct

Subtask #6
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 4 ms 468 KB Output is correct
12 Correct 4 ms 464 KB Output is correct
13 Correct 5 ms 468 KB Output is correct
14 Correct 7 ms 596 KB Output is correct
15 Correct 7 ms 528 KB Output is correct
16 Correct 7 ms 596 KB Output is correct
17 Correct 9 ms 468 KB Output is correct
18 Correct 7 ms 468 KB Output is correct
19 Correct 1388 ms 29796 KB Output is correct
20 Correct 1387 ms 29624 KB Output is correct
21 Correct 1379 ms 29756 KB Output is correct
22 Correct 1396 ms 29748 KB Output is correct
23 Correct 1359 ms 29904 KB Output is correct
24 Correct 131 ms 3192 KB Output is correct
25 Correct 134 ms 5172 KB Output is correct
26 Correct 131 ms 4844 KB Output is correct
27 Correct 132 ms 4868 KB Output is correct
28 Correct 129 ms 4832 KB Output is correct
29 Correct 125 ms 4680 KB Output is correct
30 Correct 124 ms 4752 KB Output is correct
31 Correct 134 ms 4844 KB Output is correct
32 Correct 119 ms 3788 KB Output is correct
33 Correct 125 ms 4472 KB Output is correct
34 Correct 282 ms 12800 KB Output is correct
35 Correct 273 ms 12804 KB Output is correct
36 Correct 271 ms 12624 KB Output is correct
37 Correct 272 ms 12620 KB Output is correct
38 Correct 269 ms 12552 KB Output is correct
39 Correct 269 ms 12600 KB Output is correct
40 Correct 265 ms 12564 KB Output is correct
41 Correct 274 ms 12888 KB Output is correct
42 Correct 270 ms 12748 KB Output is correct
43 Correct 269 ms 12688 KB Output is correct
44 Correct 284 ms 12832 KB Output is correct
45 Correct 272 ms 12748 KB Output is correct
46 Correct 279 ms 12772 KB Output is correct
47 Correct 278 ms 12828 KB Output is correct
48 Correct 272 ms 12836 KB Output is correct
49 Correct 262 ms 12476 KB Output is correct
50 Correct 259 ms 12588 KB Output is correct
51 Correct 265 ms 12372 KB Output is correct
52 Correct 264 ms 12268 KB Output is correct
53 Correct 261 ms 12448 KB Output is correct
54 Correct 261 ms 11400 KB Output is correct
55 Correct 249 ms 10100 KB Output is correct
56 Correct 263 ms 10124 KB Output is correct
57 Correct 1390 ms 63284 KB Output is correct
58 Correct 1406 ms 63328 KB Output is correct
59 Correct 1413 ms 63324 KB Output is correct
60 Correct 1389 ms 63248 KB Output is correct
61 Correct 1421 ms 63176 KB Output is correct
62 Correct 1401 ms 63244 KB Output is correct
63 Correct 1331 ms 61468 KB Output is correct
64 Correct 1338 ms 61484 KB Output is correct
65 Correct 1387 ms 63340 KB Output is correct
66 Correct 1355 ms 63420 KB Output is correct
67 Correct 1366 ms 63436 KB Output is correct
68 Correct 1372 ms 63588 KB Output is correct
69 Correct 1367 ms 63468 KB Output is correct
70 Correct 1364 ms 63512 KB Output is correct
71 Correct 1400 ms 63472 KB Output is correct
72 Correct 1418 ms 63544 KB Output is correct
73 Correct 1345 ms 59960 KB Output is correct
74 Correct 1333 ms 61288 KB Output is correct
75 Correct 1327 ms 60024 KB Output is correct
76 Correct 1347 ms 60052 KB Output is correct
77 Correct 1336 ms 60224 KB Output is correct
78 Correct 1351 ms 57408 KB Output is correct
79 Correct 1285 ms 48688 KB Output is correct
80 Correct 1310 ms 50516 KB Output is correct