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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#773790#9783. Duloc Networkucup-team3564#WA 9ms37428kbC++142.6kb2024-11-23 10:20:252024-11-23 10:20:25

Judging History

你现在查看的是最新测评结果

  • [2024-11-23 10:20:25]
  • 评测
  • 测评结果:WA
  • 用时:9ms
  • 内存:37428kb
  • [2024-11-23 10:20:25]
  • 提交

answer

#include<bits/stdc++.h>
using namespace std;
const long long mod=1e9+7;
long long T,a,b,c,d[1000001],v[1000001],o,h[1000001],fa[1000001],q,w,e,an,cn,fac[1000001],inv[1000001],st[1000001],u[1000001];
char s[1000001];
struct p{long long q,w;}l[1000001];
long long pow_(long long qq,long long ww){long long ee=1;while(ww){if(ww&1) ee*=qq,ee%=mod;qq*=qq,qq%=mod,ww>>=1;}return ee%mod;}
inline int read(){int x=0,f=1;char c=getchar();while(c<'0'||c>'9'){if(c=='-')f=-1;c=getchar();}while(c>='0'&&c<='9'){x=(x<<3)+(x<<1)+c-'0';c=getchar();}return x*f;}
void add(long long qq,long long ww){l[++o].q=ww,l[o].w=h[qq],h[qq]=o;}
long long gcd(long long qq,long long ww){return !ww?qq:gcd(ww,qq%ww);}
long long find(long long qq){return qq==fa[qq]?qq:fa[qq]=find(fa[qq]);}
void merge(long long qq,long long ww){long long f1=find(qq),f2=find(ww);if(f1==f2) return;fa[f1]=f2;}
long long C(long long qq,long long ww){return fac[qq]*inv[ww]%mod*inv[qq-ww]%mod;}
vector<int> ve[1000001],tmp;
map<vector<int>,int> vi,vee;
long long ggg=0;
long long ask(vector<int> qq)
{
	sort(qq.begin(),qq.end());
	if(vi[qq]) return vee[qq];
	vi[qq]=1;
	++ggg;
	assert(ggg<=3500);
	for(int i=1;i<=a;i++) v[i]=0;
	for(int i=0;i<qq.size();i++)
	{
		v[qq[i]]=1;
	}
	printf("? ");
	fflush(stdout);
	for(int i=1;i<=a;i++) printf("%lld",v[i]);
	printf("\n");
	fflush(stdout);
	scanf("%lld",&q);
	fflush(stdout);
	return vee[qq]=q;
}
int main()
{
//	freopen("1.in","r",stdin);
	scanf("%lld",&a);
	for(int i=1;i<=a;i++) fa[i]=i,ve[i].push_back(i);
	for(int i=1;i<=a;i++) d[i]=ask(ve[i]);
	st[++cn]=1;
	long long all=d[1];
	for(int i=2;i<=a;i++)
	{
		st[++cn]=i;
		all+=d[i];
		while(1)
		{
			tmp.clear();
			for(int j=1;j<=cn;j++)
			{
				for(int k=0;k<ve[st[j]].size();k++) tmp.push_back(ve[st[j]][k]);
			}
			long long nww=ask(tmp);
//			cout<<nww<<" "<<all<<"\n";
			if(nww==all)
			{
				break;
			}
			long long tt=nww,ann=cn-1;
			long long ll=1,rr=cn-1;
			while(ll<=rr)
			{
				long long mid=((ll+rr)>>1);
				tmp.clear();
				for(int j=1;j<=mid;j++)
				{
					for(int k=0;k<ve[st[j]].size();k++) tmp.push_back(ve[st[j]][k]);
				}
				for(int j=0;j<ve[st[cn]].size();j++) tmp.push_back(ve[st[cn]][j]);
				nww=ask(tmp);
				if(nww==all) ll=mid+1;
				else rr=mid-1,ann=mid;
			}
			all=all-ask(ve[st[cn]])-ask(ve[st[ann]]);
			for(int j=0;j<ve[st[cn]].size();j++) ve[st[ann]].push_back(ve[st[cn]][j]);
			all+=ask(ve[st[ann]]);
			long long nx=st[ann];
			for(int j=ann;j<cn;j++) st[j]=st[j+1];
			st[cn-1]=nx,--cn;
		}
	}
	if(cn>1) printf("! 0");
	else printf("! 1");
	fflush(stdout);
	return 0;
}

Details

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Test #1:

score: 100
Accepted
time: 4ms
memory: 36428kb

input:

4
1
3
2
2
2
1
0

output:

? 1000
? 0100
? 0010
? 0001
? 1100
? 1110
? 1111
! 1

result:

ok Correct answer with 7 queries.

Test #2:

score: 0
Accepted
time: 6ms
memory: 35924kb

input:

2
0
0
0

output:

? 10
? 01
? 11
! 0

result:

ok Correct answer with 3 queries.

Test #3:

score: 0
Accepted
time: 9ms
memory: 35780kb

input:

4
1
3
2
2
2
1
0

output:

? 1000
? 0100
? 0010
? 0001
? 1100
? 1110
? 1111
! 1

result:

ok Correct answer with 7 queries.

Test #4:

score: 0
Accepted
time: 3ms
memory: 37428kb

input:

2
0
0
0

output:

? 10
? 01
? 11
! 0

result:

ok Correct answer with 3 queries.

Test #5:

score: -100
Wrong Answer
time: 8ms
memory: 37200kb

input:

50
3
1
1
1
1
4
3
1
1
2
3
3
2
1
2
4
3
1
1
1
2
4
1
3
1
4
3
2
2
2
4
2
2
1
1
2
1
2
4
1
1
3
3
3
6
2
1
3
2
3
4
5
6
7
10
9
7
8
9
11
4
12
13
14
13
12
14
5
4
16
15
14
16
17
15
16
5
17
17
16
17
2
16
15
16
15
14
15
2
14
13
12
13
14
14
14
13
14
13
14
12
12
11
10
9
8
7
7
6
5
4
3
2
1
0

output:

? 10000000000000000000000000000000000000000000000000
? 01000000000000000000000000000000000000000000000000
? 00100000000000000000000000000000000000000000000000
? 00010000000000000000000000000000000000000000000000
? 00001000000000000000000000000000000000000000000000
? 000001000000000000000000000000000...

result:

wrong answer Wrong answer.