oj.uz

Submission #950159

# Submission time Handle Problem Language Result Execution time Memory
950159 2024-03-20T06:01:06 Z vjudge1 Vudu (COCI15_vudu) C++17
112 / 140
 690 ms 65536 KB 
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp> 
#include <ext/pb_ds/tree_policy.hpp> 
#define int long long
#define ff first
#define ss second
#define pb push_back
#define all(x) x.begin(),x.end()
using namespace std;
using namespace __gnu_pbds; 
#define ordered_set tree<pair <int,int> , null_type,less<pair <int,int>>, rb_tree_tag,tree_order_statistics_node_update>
signed main(){
    ios_base::sync_with_stdio();
    cin.tie(0);cout.tie(0);
    int n,p;
    cin>>n;
    vector <int> a(n);
    for(int i=0;i<n;i++)cin>>a[i];
    cin>>p;
    ordered_set st;
    int sum=0;
    int ans=0;
    for(int i=0;i<n;i++){
        st.insert({sum-i*p,i});
        sum+=a[i];
        int x=sum-p*i-p;
        ans+=st.order_of_key({x,1e9});
    }
    cout<<ans<<"\n";
}


/*
 
 */

Subtask #1
112.0 / 140.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 860 KB Output is correct
2 Correct 3 ms 856 KB Output is correct
3 Correct 3 ms 860 KB Output is correct
4 Runtime error 690 ms 65536 KB Execution killed with signal 9
5 Correct 407 ms 44120 KB Output is correct
6 Correct 571 ms 65536 KB Output is correct
7 Correct 586 ms 65536 KB Output is correct
8 Correct 506 ms 62036 KB Output is correct
9 Runtime error 591 ms 65536 KB Execution killed with signal 9
10 Correct 582 ms 65536 KB Output is correct