Submission #948028

#	Time	Username	Problem	Language	Result	Execution time	Memory
948028		Zena_Hossam	Vudu (COCI15_vudu)	C++14	84 / 140	1075 ms	59572 KiB

vudu

#include <bits/stdc++.h>
#include <ext/pb_ds/tree_policy.hpp>
#include <ext/pb_ds/assoc_container.hpp>
#define ll long long
using namespace std;
namespace __gnu_pbds
{
typedef tree<ll,
        null_type,
        less_equal<ll>,
        rb_tree_tag,
        tree_order_statistics_node_update> ordered_set;
}
using namespace __gnu_pbds;
#define fi ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
//#define ll double

#define ll1 long long
#define F first
#define S second
#define sz size()
#define all(s) s.begin(),s.end()
#define all1(s) s.rbegin(),s.rend()
int arr[1000001];ordered_set s;int x;ll c=0,ss=0,cc;int n;int i,j;
int main()
{
    //freopen("stdin.in","r",stdin);freopen("stdout.out","w",stdout);
    //cin>>T;ll oo=0;

        cin>>n;
        for(i=0; i<n; i++)
        {
            cin>>arr[i];
        }

        cin>>x;
        for(i=0; i<n; i++)
        {

            ss+=(arr[i]-x);
           // cout<<c<<" ";
           cc=0;
           for(j=0;j<min(i,500);j++){ cc+=(arr[j]-x);
            if(cc<ss+1)c++;
           }
            c+=(s.order_of_key(ss+1));
            if(ss>=0)c++;
            if(i>=500)
            s.insert(ss);
           // cout<<c<<"\n";
        }
        cout<<c;
}

• Subtask 1: 84 / 140