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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#589237#7535. Limited Shuffle RestoringKevin5307WA 1ms3868kbC++201.2kb2024-09-25 16:49:342024-09-25 16:49:37

Judging History

你现在查看的是最新测评结果

  • [2024-09-25 16:49:37]
  • 评测
  • 测评结果:WA
  • 用时:1ms
  • 内存:3868kb
  • [2024-09-25 16:49:34]
  • 提交

answer

//Author: Kevin
#include<bits/stdc++.h>
//#pragma GCC optimize("O2")
using namespace std;
#define ll long long
#define ull unsigned ll
#define pb emplace_back
#define mp make_pair
#define ALL(x) (x).begin(),(x).end()
#define rALL(x) (x).rbegin(),(x).rend()
#define srt(x) sort(ALL(x))
#define rev(x) reverse(ALL(x))
#define rsrt(x) sort(rALL(x))
#define sz(x) (int)(x.size())
#define inf 0x3f3f3f3f
#define pii pair<int,int>
#define lb(v,x) (int)(lower_bound(ALL(v),x)-v.begin())
#define ub(v,x) (int)(upper_bound(ALL(v),x)-v.begin())
#define uni(v) v.resize(unique(ALL(v))-v.begin())
#define longer __int128_t
void die(string S){puts(S.c_str());exit(0);}
int a[50050];
int main()
{
	ios_base::sync_with_stdio(false);
	cin.tie(0);
	cout.tie(0);
	vector<int> vec;
	int n;
	cin>>n;
	for(int i=n;i>=1;i--)
	{
		vector<int> v2;
		while(sz(vec)&&sz(v2)<2)
		{
			cout<<"? "<<i<<" "<<vec.back()<<endl;
			char ch;
			cin>>ch;
			if(ch=='<') break;
			v2.pb(vec.back());
			vec.pop_back();
		}
		vec.pb(i);
		rev(v2);
		for(auto x:v2)
			vec.pb(x);
	}
	rev(vec);
	for(int i=1;i<=n;i++)
		a[vec[i-1]]=i;
	cout<<"! ";
	for(int i=1;i<=n;i++)
		cout<<a[i]<<" ";
	cout<<endl;
	return 0;
}

詳細信息

Test #1:

score: 100
Accepted
time: 1ms
memory: 3624kb

input:

5
>
<
>
<
>
<

output:

? 4 5
? 3 5
? 2 3
? 2 5
? 1 3
? 1 2
! 2 3 1 5 4 

result:

ok yeah, seems ok, spent 6 queries of 13

Test #2:

score: 0
Accepted
time: 0ms
memory: 3784kb

input:

1

output:

! 1 

result:

ok yeah, seems ok, spent 0 queries of 6

Test #3:

score: 0
Accepted
time: 1ms
memory: 3660kb

input:

2
>

output:

? 1 2
! 2 1 

result:

ok yeah, seems ok, spent 1 queries of 8

Test #4:

score: 0
Accepted
time: 1ms
memory: 3596kb

input:

3
>
>
>

output:

? 2 3
? 1 3
? 1 2
! 3 2 1 

result:

ok yeah, seems ok, spent 3 queries of 10

Test #5:

score: 0
Accepted
time: 0ms
memory: 3604kb

input:

4
>
>
>
>
>

output:

? 3 4
? 2 4
? 2 3
? 1 4
? 1 3
! 3 4 2 1 

result:

ok yeah, seems ok, spent 5 queries of 11

Test #6:

score: 0
Accepted
time: 1ms
memory: 3540kb

input:

5
>
>
>
>
>
>
>

output:

? 4 5
? 3 5
? 3 4
? 2 5
? 2 4
? 1 5
? 1 4
! 3 4 5 2 1 

result:

ok yeah, seems ok, spent 7 queries of 13

Test #7:

score: 0
Accepted
time: 1ms
memory: 3784kb

input:

6
>
>
>
>
>
>
>
>
>

output:

? 5 6
? 4 6
? 4 5
? 3 6
? 3 5
? 2 6
? 2 5
? 1 6
? 1 5
! 3 4 5 6 2 1 

result:

ok yeah, seems ok, spent 9 queries of 15

Test #8:

score: 0
Accepted
time: 1ms
memory: 3860kb

input:

7
>
>
>
>
>
>
>
>
>
>
>

output:

? 6 7
? 5 7
? 5 6
? 4 7
? 4 6
? 3 7
? 3 6
? 2 7
? 2 6
? 1 7
? 1 6
! 3 4 5 6 7 2 1 

result:

ok yeah, seems ok, spent 11 queries of 16

Test #9:

score: 0
Accepted
time: 1ms
memory: 3620kb

input:

8
>
>
>
>
>
>
>
>
>
>
>
>
>

output:

? 7 8
? 6 8
? 6 7
? 5 8
? 5 7
? 4 8
? 4 7
? 3 8
? 3 7
? 2 8
? 2 7
? 1 8
? 1 7
! 3 4 5 6 7 8 2 1 

result:

ok yeah, seems ok, spent 13 queries of 18

Test #10:

score: 0
Accepted
time: 1ms
memory: 3512kb

input:

9
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>

output:

? 8 9
? 7 9
? 7 8
? 6 9
? 6 8
? 5 9
? 5 8
? 4 9
? 4 8
? 3 9
? 3 8
? 2 9
? 2 8
? 1 9
? 1 8
! 3 4 5 6 7 8 9 2 1 

result:

ok yeah, seems ok, spent 15 queries of 20

Test #11:

score: 0
Accepted
time: 1ms
memory: 3816kb

input:

10
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>

output:

? 9 10
? 8 10
? 8 9
? 7 10
? 7 9
? 6 10
? 6 9
? 5 10
? 5 9
? 4 10
? 4 9
? 3 10
? 3 9
? 2 10
? 2 9
? 1 10
? 1 9
! 3 4 5 6 7 8 9 10 2 1 

result:

ok yeah, seems ok, spent 17 queries of 21

Test #12:

score: 0
Accepted
time: 1ms
memory: 3852kb

input:

11
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>

output:

? 10 11
? 9 11
? 9 10
? 8 11
? 8 10
? 7 11
? 7 10
? 6 11
? 6 10
? 5 11
? 5 10
? 4 11
? 4 10
? 3 11
? 3 10
? 2 11
? 2 10
? 1 11
? 1 10
! 3 4 5 6 7 8 9 10 11 2 1 

result:

ok yeah, seems ok, spent 19 queries of 23

Test #13:

score: 0
Accepted
time: 1ms
memory: 3456kb

input:

12
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>

output:

? 11 12
? 10 12
? 10 11
? 9 12
? 9 11
? 8 12
? 8 11
? 7 12
? 7 11
? 6 12
? 6 11
? 5 12
? 5 11
? 4 12
? 4 11
? 3 12
? 3 11
? 2 12
? 2 11
? 1 12
? 1 11
! 3 4 5 6 7 8 9 10 11 12 2 1 

result:

ok yeah, seems ok, spent 21 queries of 25

Test #14:

score: 0
Accepted
time: 1ms
memory: 3628kb

input:

13
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>

output:

? 12 13
? 11 13
? 11 12
? 10 13
? 10 12
? 9 13
? 9 12
? 8 13
? 8 12
? 7 13
? 7 12
? 6 13
? 6 12
? 5 13
? 5 12
? 4 13
? 4 12
? 3 13
? 3 12
? 2 13
? 2 12
? 1 13
? 1 12
! 3 4 5 6 7 8 9 10 11 12 13 2 1 

result:

ok yeah, seems ok, spent 23 queries of 26

Test #15:

score: 0
Accepted
time: 1ms
memory: 3600kb

input:

14
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>

output:

? 13 14
? 12 14
? 12 13
? 11 14
? 11 13
? 10 14
? 10 13
? 9 14
? 9 13
? 8 14
? 8 13
? 7 14
? 7 13
? 6 14
? 6 13
? 5 14
? 5 13
? 4 14
? 4 13
? 3 14
? 3 13
? 2 14
? 2 13
? 1 14
? 1 13
! 3 4 5 6 7 8 9 10 11 12 13 14 2 1 

result:

ok yeah, seems ok, spent 25 queries of 28

Test #16:

score: 0
Accepted
time: 1ms
memory: 3568kb

input:

15
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>

output:

? 14 15
? 13 15
? 13 14
? 12 15
? 12 14
? 11 15
? 11 14
? 10 15
? 10 14
? 9 15
? 9 14
? 8 15
? 8 14
? 7 15
? 7 14
? 6 15
? 6 14
? 5 15
? 5 14
? 4 15
? 4 14
? 3 15
? 3 14
? 2 15
? 2 14
? 1 15
? 1 14
! 3 4 5 6 7 8 9 10 11 12 13 14 15 2 1 

result:

ok yeah, seems ok, spent 27 queries of 30

Test #17:

score: 0
Accepted
time: 1ms
memory: 3868kb

input:

16
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>

output:

? 15 16
? 14 16
? 14 15
? 13 16
? 13 15
? 12 16
? 12 15
? 11 16
? 11 15
? 10 16
? 10 15
? 9 16
? 9 15
? 8 16
? 8 15
? 7 16
? 7 15
? 6 16
? 6 15
? 5 16
? 5 15
? 4 16
? 4 15
? 3 16
? 3 15
? 2 16
? 2 15
? 1 16
? 1 15
! 3 4 5 6 7 8 9 10 11 12 13 14 15 16 2 1 

result:

ok yeah, seems ok, spent 29 queries of 31

Test #18:

score: 0
Accepted
time: 1ms
memory: 3816kb

input:

17
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>

output:

? 16 17
? 15 17
? 15 16
? 14 17
? 14 16
? 13 17
? 13 16
? 12 17
? 12 16
? 11 17
? 11 16
? 10 17
? 10 16
? 9 17
? 9 16
? 8 17
? 8 16
? 7 17
? 7 16
? 6 17
? 6 16
? 5 17
? 5 16
? 4 17
? 4 16
? 3 17
? 3 16
? 2 17
? 2 16
? 1 17
? 1 16
! 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 2 1 

result:

ok yeah, seems ok, spent 31 queries of 33

Test #19:

score: 0
Accepted
time: 1ms
memory: 3596kb

input:

18
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>

output:

? 17 18
? 16 18
? 16 17
? 15 18
? 15 17
? 14 18
? 14 17
? 13 18
? 13 17
? 12 18
? 12 17
? 11 18
? 11 17
? 10 18
? 10 17
? 9 18
? 9 17
? 8 18
? 8 17
? 7 18
? 7 17
? 6 18
? 6 17
? 5 18
? 5 17
? 4 18
? 4 17
? 3 18
? 3 17
? 2 18
? 2 17
? 1 18
? 1 17
! 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 2 1 

result:

ok yeah, seems ok, spent 33 queries of 35

Test #20:

score: 0
Accepted
time: 1ms
memory: 3860kb

input:

19
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>

output:

? 18 19
? 17 19
? 17 18
? 16 19
? 16 18
? 15 19
? 15 18
? 14 19
? 14 18
? 13 19
? 13 18
? 12 19
? 12 18
? 11 19
? 11 18
? 10 19
? 10 18
? 9 19
? 9 18
? 8 19
? 8 18
? 7 19
? 7 18
? 6 19
? 6 18
? 5 19
? 5 18
? 4 19
? 4 18
? 3 19
? 3 18
? 2 19
? 2 18
? 1 19
? 1 18
! 3 4 5 6 7 8 9 10 11 12 13 14 15 16 1...

result:

ok yeah, seems ok, spent 35 queries of 36

Test #21:

score: 0
Accepted
time: 1ms
memory: 3656kb

input:

20
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>

output:

? 19 20
? 18 20
? 18 19
? 17 20
? 17 19
? 16 20
? 16 19
? 15 20
? 15 19
? 14 20
? 14 19
? 13 20
? 13 19
? 12 20
? 12 19
? 11 20
? 11 19
? 10 20
? 10 19
? 9 20
? 9 19
? 8 20
? 8 19
? 7 20
? 7 19
? 6 20
? 6 19
? 5 20
? 5 19
? 4 20
? 4 19
? 3 20
? 3 19
? 2 20
? 2 19
? 1 20
? 1 19
! 3 4 5 6 7 8 9 10 11 ...

result:

ok yeah, seems ok, spent 37 queries of 38

Test #22:

score: -100
Wrong Answer
time: 0ms
memory: 3628kb

input:

111
<
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
<
>
<
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
<
>
<
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
...

output:

? 110 111
? 109 110
? 109 111
? 108 110
? 108 111
? 107 110
? 107 111
? 106 110
? 106 111
? 105 110
? 105 111
? 104 110
? 104 111
? 103 110
? 103 111
? 102 110
? 102 111
? 101 110
? 101 111
? 100 110
? 100 111
? 99 110
? 99 111
? 98 110
? 98 111
? 97 110
? 97 111
? 96 110
? 96 111
? 95 110
? 95 111
...

result:

wrong answer didn't fit into 190 queries