oj.uz

Submission #491767

# Submission time Handle Problem Language Result Execution time Memory
491767 2021-12-04T09:54:09 Z reni Hedgehog Daniyar and Algorithms (IZhO19_sortbooks) C++14
64 / 100
 430 ms 262148 KB 
#include<iostream>
#include<stack>
#define endl '\n'
#include<vector>
using namespace std;
long long maxi[5000000], a[5000000];
stack< pair<long long,long long> >st;
vector< pair< pair<long long,long long>, long long > >mm[10000000];
bool rez[10000000];
void update(long long le,long long ri,long long node,long long ind,long long val)
{
    if(le>node || ri<node)return;
    if(le==ri)
    {
        maxi[ind]=max(maxi[ind],val);return;
    }
    long long mid=(le+ri)/2;

    update(le,mid,node,2*ind,val);
    update(mid+1,ri,node,2*ind+1,val);

    maxi[ind]=max(maxi[2*ind],maxi[2*ind+1]);

}
long long query(long long le,long long ri,long long l,long long r,long long ind,long long k)
{
    if(le>r || ri<l)return 0;

    if(l<=le && ri<=r)
    {
        return maxi[ind];
    }
    long long mid=(le+ri)/2;

    long long r1,r2;

    r1=query(le,mid,l,r,2*ind,k);
    if(r1>k)return r1;
    r2=query(mid+1,ri,l,r,2*ind+1,k);

    return max(r1,r2);
}
int main()
{
    ios::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    long long i,j,n,m,l,r,k,p;

    cin>>n>>m;

    for(i=1;i<=n;i++)
    {
        cin>>a[i];
    }

    for(i=1;i<=m;i++)
    {
        cin>>l>>r>>k;
        mm[r].push_back({ {l,k}, i});
    }

    for(i=1;i<=n;i++)
    {
        while(!st.empty() && st.top().first<=a[i])st.pop();
        if(!st.empty())
        {
            update(1,n,st.top().second,1,a[i]+st.top().first);
        }

        for(j=0;j<mm[i].size();j++)
        {
            long long ll=mm[i][j].first.first,
             k=mm[i][j].first.second,
              ind=mm[i][j].second;

            rez[ind]=max(rez[ind],query(1,n,ll,i,1,k)<=k);
        }
         st.push({a[i],i});

    }
    for(i=1;i<=m;i++)
    {
        cout<<rez[i]<<endl;
    }
}


/*
5 3
3 5 1 8 2
1 3 6
2 5 3
3 5 10

*/

Compilation message

sortbooks.cpp: In function 'int main()':
sortbooks.cpp:71:18: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<std::pair<long long int, long long int>, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   71 |         for(j=0;j<mm[i].size();j++)
      |                 ~^~~~~~~~~~~~~
sortbooks.cpp:48:29: warning: unused variable 'p' [-Wunused-variable]
   48 |     long long i,j,n,m,l,r,k,p;
      |                             ^

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 116 ms 235040 KB Output is correct
2 Correct 112 ms 235056 KB Output is correct
3 Correct 115 ms 235152 KB Output is correct
4 Correct 114 ms 235076 KB Output is correct
5 Correct 123 ms 235260 KB Output is correct
6 Correct 113 ms 235184 KB Output is correct
7 Correct 116 ms 235076 KB Output is correct
8 Correct 117 ms 235116 KB Output is correct
9 Correct 115 ms 235080 KB Output is correct
10 Correct 113 ms 235240 KB Output is correct

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 116 ms 235040 KB Output is correct
2 Correct 112 ms 235056 KB Output is correct
3 Correct 115 ms 235152 KB Output is correct
4 Correct 114 ms 235076 KB Output is correct
5 Correct 123 ms 235260 KB Output is correct
6 Correct 113 ms 235184 KB Output is correct
7 Correct 116 ms 235076 KB Output is correct
8 Correct 117 ms 235116 KB Output is correct
9 Correct 115 ms 235080 KB Output is correct
10 Correct 113 ms 235240 KB Output is correct
11 Correct 114 ms 235332 KB Output is correct
12 Correct 115 ms 235480 KB Output is correct
13 Correct 117 ms 235496 KB Output is correct
14 Correct 118 ms 235612 KB Output is correct
15 Correct 119 ms 235528 KB Output is correct
16 Correct 126 ms 235416 KB Output is correct
17 Correct 121 ms 235388 KB Output is correct
18 Correct 144 ms 235396 KB Output is correct

Subtask #3
0 / 13.0

# Verdict Execution time Memory Grader output
1 Runtime error 430 ms 262148 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #4
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 206 ms 241708 KB Output is correct
2 Correct 195 ms 242032 KB Output is correct
3 Correct 184 ms 239684 KB Output is correct
4 Correct 193 ms 239684 KB Output is correct
5 Correct 193 ms 239684 KB Output is correct
6 Correct 161 ms 239712 KB Output is correct
7 Correct 161 ms 239812 KB Output is correct
8 Correct 169 ms 239756 KB Output is correct
9 Correct 143 ms 238544 KB Output is correct
10 Correct 163 ms 239756 KB Output is correct

Subtask #5
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 116 ms 235040 KB Output is correct
2 Correct 112 ms 235056 KB Output is correct
3 Correct 115 ms 235152 KB Output is correct
4 Correct 114 ms 235076 KB Output is correct
5 Correct 123 ms 235260 KB Output is correct
6 Correct 113 ms 235184 KB Output is correct
7 Correct 116 ms 235076 KB Output is correct
8 Correct 117 ms 235116 KB Output is correct
9 Correct 115 ms 235080 KB Output is correct
10 Correct 113 ms 235240 KB Output is correct
11 Correct 114 ms 235332 KB Output is correct
12 Correct 115 ms 235480 KB Output is correct
13 Correct 117 ms 235496 KB Output is correct
14 Correct 118 ms 235612 KB Output is correct
15 Correct 119 ms 235528 KB Output is correct
16 Correct 126 ms 235416 KB Output is correct
17 Correct 121 ms 235388 KB Output is correct
18 Correct 144 ms 235396 KB Output is correct
19 Correct 295 ms 248176 KB Output is correct
20 Correct 301 ms 248116 KB Output is correct
21 Correct 269 ms 248704 KB Output is correct
22 Correct 286 ms 248900 KB Output is correct
23 Correct 268 ms 248736 KB Output is correct
24 Correct 264 ms 244752 KB Output is correct
25 Correct 249 ms 244784 KB Output is correct
26 Correct 273 ms 244352 KB Output is correct
27 Correct 283 ms 244416 KB Output is correct
28 Correct 268 ms 244232 KB Output is correct
29 Correct 286 ms 244004 KB Output is correct
30 Correct 280 ms 244020 KB Output is correct
31 Correct 295 ms 244072 KB Output is correct
32 Correct 294 ms 243984 KB Output is correct
33 Correct 297 ms 244072 KB Output is correct
34 Correct 234 ms 244164 KB Output is correct
35 Correct 236 ms 244280 KB Output is correct
36 Correct 234 ms 244268 KB Output is correct
37 Correct 240 ms 244172 KB Output is correct
38 Correct 247 ms 244228 KB Output is correct
39 Correct 250 ms 244984 KB Output is correct
40 Correct 256 ms 242556 KB Output is correct
41 Correct 244 ms 244272 KB Output is correct

Subtask #6
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 116 ms 235040 KB Output is correct
2 Correct 112 ms 235056 KB Output is correct
3 Correct 115 ms 235152 KB Output is correct
4 Correct 114 ms 235076 KB Output is correct
5 Correct 123 ms 235260 KB Output is correct
6 Correct 113 ms 235184 KB Output is correct
7 Correct 116 ms 235076 KB Output is correct
8 Correct 117 ms 235116 KB Output is correct
9 Correct 115 ms 235080 KB Output is correct
10 Correct 113 ms 235240 KB Output is correct
11 Correct 114 ms 235332 KB Output is correct
12 Correct 115 ms 235480 KB Output is correct
13 Correct 117 ms 235496 KB Output is correct
14 Correct 118 ms 235612 KB Output is correct
15 Correct 119 ms 235528 KB Output is correct
16 Correct 126 ms 235416 KB Output is correct
17 Correct 121 ms 235388 KB Output is correct
18 Correct 144 ms 235396 KB Output is correct
19 Runtime error 430 ms 262148 KB Execution killed with signal 9
20 Halted 0 ms 0 KB -