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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
#253737	#6303. Inversion	SATSKY	AC ✓	67ms	3836kb	C++20	718b	2023-11-17 13:26:34	2023-11-17 13:26:35

Judging History

你现在查看的是最新测评结果

[2023-11-17 13:26:35]
评测

测评结果：AC
用时：67ms
内存：3836kb

查看

[2023-11-17 13:26:34]
提交

answer

#include<bits/stdc++.h>
using namespace std;
int query(int L,int R){cout<<"? "<<L+1<<" "<<R+1<<endl;int x;cin>>x;return x;}
void solve()
{
    int n;cin>>n;
    vector<int>pos(n); pos[0]=0;
    for(int i=1;i<n;i++)
    {
        int lo=0,hi=i;
        while(lo<hi)
        {
            int mid=(lo+hi)/2,cnt=0;for(int j=0;j<mid;j++)cnt+=(pos[j]>pos[mid]);
            (query(pos[mid],i)!=(query(pos[mid]+1,i)+cnt)%2)?hi=mid:lo=mid+1;
        }
        for(int j=i;j>=lo+1;j--)pos[j]=pos[j-1];pos[lo]=i;
    }
    vector<int>ans(n);for(int i=0;i<n;i++)ans[pos[i]]=i+1;
    cout<<"! ";for(int i=0;i<n;i++)cout<<ans[i]<<" ";cout<<endl;
}
int main(){ios_base::sync_with_stdio(0);cin.tie(0);solve();}

源文件, 语言: C++20

详细

Test #1:

score: 100

Accepted

time: 0ms

memory: 3776kb

input:

output:

result:

ok OK, guesses=6

Test #2:

score: 0

Accepted

time: 62ms

memory: 3616kb

input:

output:

result:

ok OK, guesses=38280

Test #3:

score: 0

Accepted

time: 29ms

memory: 3492kb

input:

output:

result:

ok OK, guesses=35840

Test #4:

score: 0

Accepted

time: 27ms

memory: 3592kb

input:

output:

result:

ok OK, guesses=35780

Test #5:

score: 0

Accepted

time: 27ms

memory: 3536kb

input:

output:

result:

ok OK, guesses=35572

Test #6:

score: 0

Accepted

time: 58ms

memory: 3632kb

input:

output:

result:

ok OK, guesses=35508

Test #7:

score: 0

Accepted

time: 57ms

memory: 3784kb

input:

output:

result:

ok OK, guesses=35808

Test #8:

score: 0

Accepted

time: 40ms

memory: 3640kb

input:

output:

result:

ok OK, guesses=37132

Test #9:

score: 0

Accepted

time: 23ms

memory: 3632kb

input:

output:

result:

ok OK, guesses=37424

Test #10:

score: 0

Accepted

time: 36ms

memory: 3544kb

input:

output:

result:

ok OK, guesses=37752

Test #11:

score: 0

Accepted

time: 41ms

memory: 3796kb

input:

output:

result:

ok OK, guesses=38000

Test #12:

score: 0

Accepted

time: 52ms

memory: 3568kb

input:

output:

result:

ok OK, guesses=38234

Test #13:

score: 0

Accepted

time: 61ms

memory: 3612kb

input:

output:

result:

ok OK, guesses=39730

Test #14:

score: 0

Accepted

time: 56ms

memory: 3544kb

input:

output:

result:

ok OK, guesses=38876

Test #15:

score: 0

Accepted

time: 49ms

memory: 3828kb

input:

output:

result:

ok OK, guesses=38370

Test #16:

score: 0

Accepted

time: 44ms

memory: 3796kb

input:

output:

result:

ok OK, guesses=38462

Test #17:

score: 0

Accepted

time: 38ms

memory: 3632kb

input:

output:

result:

ok OK, guesses=38166

Test #18:

score: 0

Accepted

time: 30ms

memory: 3620kb

input:

output:

result:

ok OK, guesses=38318

Test #19:

score: 0

Accepted

time: 1ms

memory: 3524kb

input:

output:

! 1

result:

ok OK, guesses=0

Test #20:

score: 0

Accepted

time: 0ms

memory: 3776kb

input:

2
0
0

output:

? 1 2
? 2 2
! 1 2

result:

ok OK, guesses=2

Test #21:

score: 0

Accepted

time: 0ms

memory: 3528kb

input:

2
1
0

output:

? 1 2
? 2 2
! 2 1

result:

ok OK, guesses=2

Test #22:

score: 0

Accepted

time: 67ms

memory: 3636kb

input:

output:

result:

ok OK, guesses=36840

Test #23:

score: 0

Accepted

time: 46ms

memory: 3604kb

input:

output:

result:

ok OK, guesses=36862

Test #24:

score: 0

Accepted

time: 56ms

memory: 3836kb

input:

output:

result:

ok OK, guesses=36882

Test #25:

score: 0

Accepted

time: 41ms

memory: 3548kb

input:

output:

result:

ok OK, guesses=36904