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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#527898 | #7161. Guessing Game | ucup-team052 | 0 | 114ms | 4276kb | C++20 | 2.6kb | 2024-08-22 22:17:44 | 2024-08-22 22:17:44 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
//mt19937 rnd(chrono::steady_clock::now().time_since_epoch().count());
#define mod 998244353
#define ll long long
#define inf 0x3f3f3f3f
#define INF 0x3f3f3f3f3f3f3f3f
inline int read()
{
char ch=getchar(); int nega=1; while(!isdigit(ch)) {if(ch=='-') nega=-1; ch=getchar();}
int ans=0; while(isdigit(ch)) {ans=ans*10+ch-48;ch=getchar();}
if(nega==-1) return -ans;
return ans;
}
void print(vector<int> x){for(int i=0;i<(int)x.size();i++) printf("%d%c",x[i]," \n"[i==(int)x.size()-1]);}
#define N 100005
const int M=32;
int n,m,a[N],b[N],rev[N],id;
struct SMT1
{
#define ls (u<<1)
#define rs (u<<1|1)
#define mid ((l+r)/2)
int sum[N],dep[N];
void build(int u,int l,int r)
{
if(l==r)
{
sum[u]=1;
dep[u]=1;
return ;
}
build(ls,l,mid),build(rs,mid+1,r);
sum[u]=sum[ls]+sum[rs];
dep[u]=dep[ls]+1;
}
int update(int u,int l,int r,int pos)
{
sum[u]--;
if(sum[u]==0) return dep[u];
if(pos<=mid) return update(ls,l,mid,pos);
else return update(rs,mid+1,r,pos);
}
}smt1;
void firstrun()
{
cin>>n;
if(n==4)
{
printf("3\n3\n1\n2\n");
return ;
}
assert(n==100000);
cout<<7<<endl;
int sum=0;
for(int i=1;i<=n-M;i++)
{
int pos=read();
// int pos=i-1;
sum=(sum+pos)%65536;
cout<<7<<endl;
a[pos]=1;
}
for(int i=0;i<n;i++) if(!a[i]) rev[i]=m,b[m++]=i;
assert(m==M);
smt1.build(1,0,M-1);
for(int i=0;i<M-1;i++)
{
int pos=read();
// int pos=n-i-1;
int res=smt1.update(1,0,M-1,rev[pos]);
if(res==1)
{
if(sum>>(rev[pos]/2)&1) res=6;
}
cout<<res<<endl;
}
}
void secondrun()
{
cin>>n;
if(n==4)
{
printf("1 3\n");
return ;
}
assert(n==100000);
int c7=0,s7=0;
for(int i=0;i<n;i++)
{
a[i]=read();
if(a[i]==7) c7++,s7=(s7+i)%65536;
}
if(c7==n-M)
{
for(int i=0;i<n;i++) if(a[i]==6) a[i]=1;
for(int i=0;i<n;i++) if(a[i]!=7) rev[i]=m,b[m++]=i;
int l=0,r=M-1;
for(int d=5;d>=1;d--)
{
vector<int> pos;
for(int i=l;i<=r;i++) if(a[b[i]]==d) pos.push_back(i);
if(pos.size()==2)
{
printf("%d %d\n",pos[0],pos[1]);
return ;
}
else if(pos.size()==1)
{
if(pos[0]<=(l+r)/2) r=(l+r)/2;
else l=(l+r)/2+1;
}
else assert(0);
}
printf("%d %d\n",l,l);
}
else
{
assert(c7==n-M+1);
int res=0;
for(int i=n-1;i>=0;i--)
{
if(a[i]==1) res=res<<1;
if(a[i]==6) res=res<<1|1;
}
int dif=(res-s7+65536)%65536;
printf("%d %d\n",dif,min(n-1,dif+65536));
}
}
signed main()
{
int t=read();
if(t==1) firstrun();
else secondrun();
return 0;
}
Details
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Test #1:
score: 0
Wrong Answer
time: 114ms
memory: 4276kb
input:
1 100000 12606 98679 1143 27998 32709 12689 96311 76575 72650 78703 62559 98406 20833 67597 18721 7007 37493 4265 64463 74773 99034 72638 1056 53975 99258 55401 24025 58380 25917 34732 15691 539 97052 60642 47161 10744 2593 58625 15172 39492 11676 19724 81135 15030 87595 85629 4673 1135 47214 47939 ...
output:
7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 ...
input:
2 100000 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 1 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7...
output:
24 24
result:
wrong answer Token "WA" doesn't correspond to pattern "OK"