Submission #758326

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
758326	2023-06-14T12:42:12 Z	ihceker	Xor Sort (eJOI20_xorsort)	C++14	25 / 100	981 ms	18464 KB

xorsort

#include<bits/stdc++.h>
#define int long long
#define MOD 1000000007
#define all(x) x.begin(),x.end()
#define ff first
#define ss second
#define pb push_back
#define fast ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);

using namespace std;

int arr[1005];
vector<pair<int,int>>v;

void swap2(int a,int b){
	v.pb({b,a});
	v.pb({a,b});
	v.pb({b,a});
	swap(arr[a],arr[b]);
}

int32_t main(){
	int n,s;
	cin>>n>>s;
	for(int i=1;i<=n;i++){
		cin>>arr[i];
	}
	for(int i=1;i<=n;i++){
		for(int j=n;j>i;j--){
			if(arr[j]<arr[j-1]){
				swap2(j-1,j);
			}
		}
	}
	cout<<v.size()<<endl;
	for(auto i:v)cout<<i.ff<<" "<<i.ss<<endl;
}

Subtask #1

25.0 / 25.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	3 ms	340 KB	Output is correct
4	Correct	21 ms	744 KB	Output is correct
5	Correct	28 ms	848 KB	Output is correct
6	Correct	23 ms	848 KB	Output is correct
7	Correct	21 ms	848 KB	Output is correct
8	Correct	22 ms	848 KB	Output is correct
9	Correct	26 ms	848 KB	Output is correct
10	Correct	22 ms	848 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct
12	Correct	52 ms	1356 KB	Output is correct
13	Correct	43 ms	1356 KB	Output is correct
14	Correct	43 ms	1356 KB	Output is correct
15	Correct	44 ms	1356 KB	Output is correct

Subtask #2

0 / 35.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	3 ms	340 KB	Output is correct
4	Correct	21 ms	744 KB	Output is correct
5	Correct	28 ms	848 KB	Output is correct
6	Correct	23 ms	848 KB	Output is correct
7	Correct	21 ms	848 KB	Output is correct
8	Correct	22 ms	848 KB	Output is correct
9	Correct	26 ms	848 KB	Output is correct
10	Correct	22 ms	848 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct
12	Correct	52 ms	1356 KB	Output is correct
13	Correct	43 ms	1356 KB	Output is correct
14	Correct	43 ms	1356 KB	Output is correct
15	Correct	44 ms	1356 KB	Output is correct
16	Correct	1 ms	300 KB	Output is correct
17	Correct	25 ms	848 KB	Output is correct
18	Correct	48 ms	1000 KB	Output is correct
19	Correct	37 ms	1076 KB	Output is correct
20	Correct	39 ms	1096 KB	Output is correct
21	Correct	43 ms	988 KB	Output is correct
22	Correct	40 ms	1120 KB	Output is correct
23	Correct	42 ms	1124 KB	Output is correct
24	Correct	39 ms	972 KB	Output is correct
25	Correct	49 ms	1012 KB	Output is correct
26	Incorrect	79 ms	1724 KB	Integer 59568 violates the range [0, 40000]
27	Halted	0 ms	0 KB	-

Subtask #3

0 / 40.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	3 ms	304 KB	Output is correct
4	Correct	38 ms	1072 KB	Output is correct
5	Incorrect	981 ms	18464 KB	Integer 764742 violates the range [0, 40000]
6	Halted	0 ms	0 KB	-