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Submission #871125

# Submission time Handle Problem Language Result Execution time Memory
871125 2023-11-10T00:48:57 Z Marco_Escandon Intercastellar (JOI22_ho_t1) C++11
100 / 100
 445 ms 10836 KB 
#include<bits/stdc++.h>
 using namespace std;
 typedef long long ll;
 struct st{
    vector<ll> abi;
    void update(ll a,ll b)
    {
        for(a; a<abi.size(); a+=(a&-a))
        {
            abi[a]+=b;
        }
    }
    ll query(ll a)
    {
        ll s=0;
        for(a; a>0; a-=(a&-a))
        {
            s+=abi[a];
        }
        return s;
    }
    st(ll n)
    {
        abi.resize(n*2);
    }
 };
 int main()
 {
    ll n;
    cin>>n;
    ll cad[n+1];
    st asd(n+1);
    for(int i=1; i<=n; i++)
    {
        cin>>cad[i];
        ll temp=0;
        while(cad[i]%2==0)
        {
            cad[i]/=2;
            temp++;
        }
        asd.update(i,pow(2,temp));
    }
    ll q;
    cin>>q;
    while(q--)
    {
        ll a=0, b=n+1;
        ll en;
        cin>>en;
        //cout<<asd.query(en)<<" ";
        while(abs(a-b)!=1)
        {
            ll m=(a+b)/2;
            if(asd.query(m)>=en)
                b=m;
            else a=m;
        }
        cout<<cad[b]<<"\n";
    }

 }

Compilation message

Main.cpp: In member function 'void st::update(ll, ll)':
Main.cpp:8:13: warning: statement has no effect [-Wunused-value]
    8 |         for(a; a<abi.size(); a+=(a&-a))
      |             ^
Main.cpp:8:17: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    8 |         for(a; a<abi.size(); a+=(a&-a))
      |                ~^~~~~~~~~~~
Main.cpp: In member function 'll st::query(ll)':
Main.cpp:16:13: warning: statement has no effect [-Wunused-value]
   16 |         for(a; a>0; a-=(a&-a))
      |             ^

Subtask #1
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 89 ms 5592 KB Output is correct
4 Correct 239 ms 2644 KB Output is correct
5 Correct 365 ms 6996 KB Output is correct
6 Correct 188 ms 5380 KB Output is correct
7 Correct 368 ms 7208 KB Output is correct
8 Correct 350 ms 7352 KB Output is correct

Subtask #2
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 2 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 2 ms 348 KB Output is correct
12 Correct 3 ms 348 KB Output is correct
13 Correct 2 ms 348 KB Output is correct
14 Correct 2 ms 344 KB Output is correct

Subtask #3
40.0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 89 ms 5592 KB Output is correct
4 Correct 239 ms 2644 KB Output is correct
5 Correct 365 ms 6996 KB Output is correct
6 Correct 188 ms 5380 KB Output is correct
7 Correct 368 ms 7208 KB Output is correct
8 Correct 350 ms 7352 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 2 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 2 ms 348 KB Output is correct
20 Correct 3 ms 348 KB Output is correct
21 Correct 2 ms 348 KB Output is correct
22 Correct 2 ms 344 KB Output is correct
23 Correct 199 ms 3412 KB Output is correct
24 Correct 183 ms 6224 KB Output is correct
25 Correct 401 ms 10296 KB Output is correct
26 Correct 232 ms 6736 KB Output is correct
27 Correct 201 ms 6740 KB Output is correct
28 Correct 445 ms 10836 KB Output is correct
29 Correct 424 ms 10660 KB Output is correct
30 Correct 274 ms 3848 KB Output is correct
31 Correct 427 ms 10832 KB Output is correct