oj.uz

답안 #620069

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
620069 2022-08-02T21:10:00 Z sword060 Vudu (COCI15_vudu) C++17
126 / 140
 611 ms 65536 KB 
#include <bits/stdc++.h>
using namespace std;
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace __gnu_pbds;
#define ordered_set tree<long long, null_type,less_equal<long long>, rb_tree_tag,tree_order_statistics_node_update>
ordered_set s;
int main(){
	ios::sync_with_stdio(0);cin.tie(0);
	int x,k;cin>>x;
	int a[x+3];
	long long ans=0;
	for(int i=0;i<x;i++)cin>>a[i];
	cin>>k;
	for(int i=0;i<x;i++)a[i]-=k;
	s.insert(0);
	long long xd=0;
	for(int i=0;i<x;i++){
	  xd+=a[i];
	  ans+=s.order_of_key(xd+1);
	  s.insert(xd);
	}
	cout<<ans;
	return 0;
}

Subtask #1
126.0 / 140.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 852 KB Output is correct
2 Correct 2 ms 596 KB Output is correct
3 Correct 2 ms 596 KB Output is correct
4 Correct 611 ms 64560 KB Output is correct
5 Correct 314 ms 36672 KB Output is correct
6 Correct 504 ms 57164 KB Output is correct
7 Correct 476 ms 59528 KB Output is correct
8 Correct 461 ms 51604 KB Output is correct
9 Runtime error 551 ms 65536 KB Execution killed with signal 9
10 Correct 471 ms 57956 KB Output is correct