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QOJ

ID	Problem	Submitter	Result	Time	Memory	Language	File size	Submit time	Judge time
#594329	#8056. Travel 2	bruteforce_	AC ✓	216ms	4948kb	C++20	986b	2024-09-27 21:30:44	2024-09-27 21:30:44

Judging History

你现在查看的是最新测评结果

[2024-09-27 21:30:44]
评测

测评结果：AC
用时：216ms
内存：4948kb

查看

[2024-09-27 21:30:44]
提交

answer

#include<bits/stdc++.h>
using namespace std;
array<int,2> ask(int x)
{
	cout<<"> "<<x<<endl;
	int a,b;
	cin>>a>>b;
	return {a,b};
}
void O_o()
{
	int rt,num;
	cin>>rt>>num;
	map<int,int> mp,cnt,fa;
	map<int,map<int,int>> e;
	mp[rt]=num;
	int u=rt;
	fa[rt]=-1;
	while(1)
	{
		if(mp[u]==cnt[u])
		{
			if(u==rt)
			{
				cout<<"! ";
				for(auto [t,a]:e)
				{
					for(auto [x,_]:a)
					{
						if(x>t)
							cout<<t<<" "<<x<<" ";
					}
				}
				cout<<endl;
				string s;
				cin>>s;
				return;
			}
			auto [v,_]=ask(e[u][fa[u]]);
			u=v;
		}
		else
		{
			auto [v,num]=ask(++cnt[u]);
			e[u][v]=cnt[u];
			if(v==fa[u])
			{
				auto [p,_]=ask(e[v][u]);
				continue;
			}
			if(!fa[v]) fa[v]=u;
			u=v;
			mp[v]=num;
		}
	}
}
signed main()
{
//	ios::sync_with_stdio(false); cin.tie(0); cout.tie(0);
	cout<<fixed<<setprecision(12);
	int T=1;
	cin>>T;
	while(T--)
	{
		O_o();
	}
}

Source code, Language: C++20

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100

Accepted

time: 1ms

memory: 3536kb

input:

output:

> 1
> 1
> 1
> 1
! 1 2 
> 1
> 1
> 1
> 2
> 1
> 2
> 1
> 2
> 1
> 3
> 2
> 2
> 2
> 1
! 1 2 1 3 1 4 2 4

result:

ok correct! (2 test cases)

Test #2:

score: 0

Accepted

time: 153ms

memory: 3852kb

input:

output:

> 1
> 1
> 1
> 2
> 1
> 2
> 2
> 1
> 3
> 2
> 2
> 3
> 1
> 4
> 1
> 4
> 2
> 1
> 5
> 1
> 5
> 2
> 3
> 1
> 6
> 2
> 3
> 3
> 2
> 2
> 3
> 2
> 3
> 3
> 4
> 1
> 7
> 5
> 4
> 3
> 2
> 3
> 3
> 4
> 4
> 3
> 4
> 4
> 5
> 4
> 5
> 4
> 2
> 5
> 6
> 5
> 6
> 6
> 6
> 7
> 7
> 6
> 8
> 5
> 9
> 7
> 4
> 5
> 7
> 6
> 5
> 4
> 6
> 7
> 8
...

result:

ok correct! (1000 test cases)

Test #3:

score: 0

Accepted

time: 216ms

memory: 3620kb

input:

output:

> 1
> 1
> 1
> 2
> 1
> 2
> 1
> 2
> 2
> 1
> 3
> 1
> 3
> 2
> 3
> 1
> 4
> 1
> 4
> 2
> 1
> 5
> 1
> 5
> 2
> 3
> 3
> 2
> 2
> 3
> 4
> 2
> 3
> 3
> 1
> 6
> 2
> 2
> 3
> 1
> 7
> 2
> 3
> 3
> 1
> 8
> 1
> 8
> 2
> 3
> 1
> 9
> 1
> 9
> 2
> 4
> 3
> 4
> 1
> 10
> 4
> 2
> 1
> 11
> 2
> 3
> 3
> 3
> 5
> 4
> 4
> 5
> 6
> 5
> ...

result:

ok correct! (500 test cases)

Test #4:

score: 0

Accepted

time: 147ms

memory: 3672kb

input:

output:

> 1
> 1
> 1
> 2
> 1
> 2
> 1
> 2
> 2
> 1
> 3
> 1
> 3
> 2
> 1
> 4
> 1
> 4
> 2
> 1
> 5
> 1
> 5
> 2
> 1
> 6
> 1
> 6
> 2
> 1
> 7
> 1
> 7
> 2
> 1
> 8
> 1
> 8
> 2
> 1
> 9
> 1
> 9
> 2
> 1
> 10
> 1
> 10
> 2
> 1
> 11
> 2
> 2
> 3
> 1
> 12
> 1
> 12
> 2
> 1
> 13
> 1
> 13
> 2
> 1
> 14
> 1
> 14
> 2
> 1
> 15
> 1
> ...

result:

ok correct! (100 test cases)

Test #5:

score: 0

Accepted

time: 192ms

memory: 4304kb

input:

output:

> 1
> 1
> 1
> 2
> 1
> 2
> 1
> 2
> 2
> 1
> 3
> 1
> 3
> 2
> 1
> 4
> 1
> 4
> 2
> 1
> 5
> 1
> 5
> 2
> 1
> 6
> 1
> 6
> 2
> 1
> 7
> 1
> 7
> 2
> 1
> 8
> 1
> 8
> 2
> 1
> 9
> 1
> 9
> 2
> 1
> 10
> 1
> 10
> 2
> 1
> 11
> 1
> 11
> 2
> 1
> 12
> 1
> 12
> 2
> 1
> 13
> 1
> 13
> 2
> 1
> 14
> 1
> 14
> 2
> 1
> 15
> 1
>...

result:

ok correct! (10 test cases)

Test #6:

score: 0

Accepted

time: 141ms

memory: 4764kb

input:

output:

> 1
> 1
> 1
> 2
> 1
> 2
> 1
> 2
> 2
> 1
> 3
> 1
> 3
> 2
> 1
> 4
> 1
> 4
> 2
> 1
> 5
> 1
> 5
> 2
> 1
> 6
> 1
> 6
> 2
> 1
> 7
> 1
> 7
> 2
> 1
> 8
> 1
> 8
> 2
> 1
> 9
> 2
> 1
> 10
> 1
> 10
> 2
> 1
> 11
> 1
> 11
> 2
> 1
> 12
> 1
> 12
> 2
> 1
> 13
> 1
> 13
> 2
> 1
> 14
> 1
> 14
> 2
> 1
> 15
> 1
> 15
> 2
...

result:

ok correct! (4 test cases)

Test #7:

score: 0

Accepted

time: 180ms

memory: 4596kb

input:

output:

> 1
> 1
> 1
> 2
> 1
> 2
> 1
> 2
> 2
> 1
> 3
> 1
> 3
> 2
> 1
> 4
> 1
> 4
> 2
> 1
> 5
> 1
> 5
> 2
> 3
> 1
> 6
> 1
> 6
> 2
> 1
> 7
> 1
> 7
> 2
> 3
> 3
> 1
> 8
> 1
> 8
> 2
> 1
> 9
> 1
> 9
> 2
> 1
> 10
> 1
> 10
> 2
> 1
> 11
> 1
> 11
> 2
> 1
> 12
> 1
> 12
> 2
> 1
> 13
> 1
> 13
> 2
> 1
> 14
> 1
> 14
> 2
> ...

result:

ok correct! (4 test cases)

Test #8:

score: 0

Accepted

time: 88ms

memory: 4724kb

input:

output:

> 1
> 1
> 1
> 2
> 1
> 2
> 2
> 2
> 3
> 1
> 3
> 2
> 3
> 3
> 3
> 4
> 1
> 4
> 2
> 4
> 3
> 4
> 4
> 4
> 5
> 1
> 5
> 2
> 5
> 3
> 5
> 4
> 5
> 5
> 5
> 6
> 1
> 6
> 2
> 6
> 3
> 6
> 4
> 6
> 5
> 6
> 6
> 6
> 7
> 1
> 7
> 2
> 7
> 3
> 7
> 4
> 7
> 5
> 7
> 6
> 7
> 7
> 7
> 8
> 1
> 8
> 2
> 8
> 3
> 8
> 4
> 8
> 5
> 8
> 6
...

result:

ok correct! (4 test cases)

Test #9:

score: 0

Accepted

time: 86ms

memory: 4948kb

input:

output:

> 1
> 1
> 1
> 2
> 1
> 2
> 2
> 1
> 2
> 2
> 2
> 2
> 3
> 1
> 3
> 2
> 3
> 2
> 4
> 1
> 4
> 2
> 4
> 2
> 5
> 1
> 5
> 2
> 5
> 2
> 6
> 1
> 6
> 2
> 6
> 2
> 7
> 1
> 7
> 2
> 7
> 2
> 8
> 1
> 8
> 2
> 8
> 2
> 9
> 1
> 9
> 2
> 9
> 2
> 10
> 1
> 10
> 2
> 10
> 2
> 11
> 1
> 11
> 2
> 11
> 2
> 12
> 1
> 12
> 2
> 12
> 2
> 1...

result:

ok correct! (4 test cases)

Extra Test:

score: 0

Extra Test Passed