Submission #845226


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#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#include <ext/pb_ds/detail/standard_policies.hpp>
using namespace std;
using namespace __gnu_pbds;
//using namespace pb_ds;
typedef long long ll;

typedef tree<int, null_type, less<int>, rb_tree_tag, tree_order_statistics_node_update> ordered_set;

int main(){
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	int n;
	cin>>n;
	ll inv=0;
	ordered_set X;
	for (int i=0;i<n;i++){
		int a;
		cin>>a;
		inv+=(ll)(i-X.order_of_key(a));
		X.insert(a);
	}
	cout<<inv%2<<endl;
}

Submission Info

Submission Time
Task C - BBuBBBlesort!
User Laakeri
Language C++14 (GCC 5.4.1)
Score 0
Code Size 593 Byte
Status WA
Exec Time 139 ms
Memory 4992 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 0 / 600
Status
AC × 1
WA × 1
AC × 9
WA × 15
Set Name Test Cases
Sample s1.txt, s2.txt
All 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt, 14.txt, 15.txt, 16.txt, 17.txt, 18.txt, 19.txt, 20.txt, 21.txt, 22.txt, s1.txt, s2.txt
Case Name Status Exec Time Memory
01.txt WA 108 ms 4992 KB
02.txt WA 108 ms 4992 KB
03.txt WA 107 ms 4992 KB
04.txt WA 111 ms 4992 KB
05.txt WA 104 ms 4992 KB
06.txt WA 103 ms 4992 KB
07.txt WA 103 ms 4992 KB
08.txt AC 135 ms 4992 KB
09.txt AC 139 ms 4992 KB
10.txt WA 136 ms 4992 KB
11.txt WA 138 ms 4992 KB
12.txt WA 128 ms 4992 KB
13.txt WA 130 ms 4992 KB
14.txt AC 104 ms 4992 KB
15.txt AC 103 ms 4992 KB
16.txt WA 103 ms 4992 KB
17.txt WA 103 ms 4992 KB
18.txt AC 4 ms 256 KB
19.txt AC 4 ms 256 KB
20.txt AC 4 ms 256 KB
21.txt AC 4 ms 256 KB
22.txt WA 4 ms 256 KB
s1.txt WA 4 ms 256 KB
s2.txt AC 4 ms 256 KB