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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#816936#9870. ItemsCoffinsWA 156ms13976kbC++141.8kb2024-12-16 19:17:292024-12-16 19:17:29

Judging History

你现在查看的是最新测评结果

  • [2024-12-16 19:17:29]
  • 评测
  • 测评结果:WA
  • 用时:156ms
  • 内存:13976kb
  • [2024-12-16 19:17:29]
  • 提交

answer

#include<bits/stdc++.h>
using namespace std;
using ll=long long;
const int N=1<<19;
const int p=998244353;
const int ig=(p+1)/3;
int n,k,l,a[N],q,r;ll m;
ll f[N],g[N],A[N],B[N];int rv[N];
ll ksm(ll a,ll b)
{
    ll ans=1;while(b)
    {
        if(b&1)ans=ans*a%p;
        a=a*a%p,b>>=1;
    }return ans;
}
void init(int n)
{
    for(int i=0;i<=n;i++)
    {
        rv[i]=rv[i>>1]>>1;
        if(i&1)rv[i]|=(n>>1);
    }
}void NTT(ll *a,int n,int o)
{
    for(int i=0;i<n;i++)
    if(rv[i]<i)swap(a[i],a[rv[i]]);
    for(int d=1;d<n;d<<=1)
    {
        ll bs=ksm(ig,(p-1)/d/2);
        if(~o)bs=ksm(bs,p-2);
        for(int i=0;i<n;i+=(d<<1))
        {
            ll vl=1;
            for(int j=i;j<i+d;j++)
            {
                ll x=a[j],y=a[j+d]*vl%p;
                if((a[j]=x+y)>=p)a[j]-=p;
                if((a[j+d]=x+p-y)>=p)a[j+d]-=p;
                vl=vl*bs%p;
            }
        }
    }if(o==-1)
    {
        const ll vl=ksm(n,p-2);
        for(int i=0;i<n;i++)
        a[i]=a[i]*vl%p;
    }
}void mul(ll *f,ll *g,int d)
{
    for(int i=0;i<l;i++)A[i]=f[i];
    for(int i=0;i<l;i++)B[i]=g[i];
    NTT(A,l,1),NTT(B,l,1);
    for(int i=0;i<l;i++)
    A[i]=A[i]*B[i]%p;
    NTT(A,l,-1);
    for(int i=0;i<l;i++)
    if(i+d<l&&A[i+d])f[i]=1;
    else f[i]=0;
}void calc(int k)
{
    if(!k)return;
    calc(k>>1);
    mul(g,g,n);
    if(k&1)mul(g,f,q);
}
void solve()
{
    cin>>n>>m;k=n,q=m/n,r=m%n;
    l=1;while(l<=(n<<2))l<<=1;init(l);
    for(int i=1;i<=n;i++)cin>>a[i];
    for(int i=0;i<l;i++)f[i]=0;
    for(int i=0;i<l;i++)g[i]=0;g[n]=1;
    for(int i=1;i<=n;i++)f[a[i]]=1;
    calc(k);if(g[r+n])cout<<"Yes\n";
    else cout<<"No\n";
}
int main()
{
    ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
    int t;cin>>t;while(t--)solve();return 0;
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 13880kb

input:

4
5 25
0 0 0 0 5
5 11
4 4 4 5 5
5 0
1 2 3 4 5
5 25
0 1 2 3 4

output:

Yes
No
No
No

result:

ok 4 token(s): yes count is 1, no count is 3

Test #2:

score: 0
Accepted
time: 20ms
memory: 13852kb

input:

1314
1 0
0
1 0
1
1 1
0
1 1
1
2 0
0 0
2 0
0 1
2 0
0 2
2 0
1 0
2 0
1 1
2 0
1 2
2 0
2 0
2 0
2 1
2 0
2 2
2 1
0 0
2 1
0 1
2 1
0 2
2 1
1 0
2 1
1 1
2 1
1 2
2 1
2 0
2 1
2 1
2 1
2 2
2 2
0 0
2 2
0 1
2 2
0 2
2 2
1 0
2 2
1 1
2 2
1 2
2 2
2 0
2 2
2 1
2 2
2 2
2 3
0 0
2 3
0 1
2 3
0 2
2 3
1 0
2 3
1 1
2 3
1 2
2 3
2 0...

output:

Yes
No
No
Yes
Yes
Yes
Yes
Yes
No
No
Yes
No
No
No
Yes
No
Yes
No
No
No
No
No
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
No
No
No
Yes
No
Yes
No
No
No
Yes
No
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
Yes
No
No
No
Yes
No
No
No
Yes
Yes
Yes...

result:

ok 1314 token(s): yes count is 732, no count is 582

Test #3:

score: 0
Accepted
time: 156ms
memory: 13840kb

input:

10000
4 1
0 0 0 0
4 1
0 0 0 1
4 1
0 0 0 2
4 1
0 0 0 3
4 1
0 0 0 4
4 1
0 0 1 0
4 1
0 0 1 1
4 1
0 0 1 2
4 1
0 0 1 3
4 1
0 0 1 4
4 1
0 0 2 0
4 1
0 0 2 1
4 1
0 0 2 2
4 1
0 0 2 3
4 1
0 0 2 4
4 1
0 0 3 0
4 1
0 0 3 1
4 1
0 0 3 2
4 1
0 0 3 3
4 1
0 0 3 4
4 1
0 0 4 0
4 1
0 0 4 1
4 1
0 0 4 2
4 1
0 0 4 3
4 1
0 ...

output:

No
Yes
No
No
No
Yes
Yes
Yes
Yes
Yes
No
Yes
No
No
No
No
Yes
No
No
No
No
Yes
No
No
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
Yes
No
No
No
Yes
Yes
Yes
Yes
Yes
No
Yes
No
No
No
No
Yes
No
No
No
No
Yes
No
No
No
No
Yes
No
No
No
Yes
Yes
Yes
Yes
...

result:

ok 10000 token(s): yes count is 6168, no count is 3832

Test #4:

score: 0
Accepted
time: 34ms
memory: 13892kb

input:

1612
5 0
0 0 0 0 0
5 0
1 1 1 1 1
5 0
0 1 1 1 1
5 0
2 2 2 2 2
5 0
0 2 2 2 2
5 0
1 2 2 2 2
5 0
0 1 2 2 2
5 0
3 3 3 3 3
5 0
0 3 3 3 3
5 0
1 3 3 3 3
5 0
0 1 3 3 3
5 0
2 3 3 3 3
5 0
0 2 3 3 3
5 0
1 2 3 3 3
5 0
0 1 2 3 3
5 0
4 4 4 4 4
5 0
0 4 4 4 4
5 0
1 4 4 4 4
5 0
0 1 4 4 4
5 0
2 4 4 4 4
5 0
0 2 4 4 4
5...

output:

Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
No
No
Yes
No
No
No
Yes
No
No
No
Yes
No
No
No
Yes
No
No
No
Yes
No
No
No
Yes
No
No
No...

result:

ok 1612 token(s): yes count is 864, no count is 748

Test #5:

score: -100
Wrong Answer
time: 94ms
memory: 13976kb

input:

4662
6 0
0 0 0 0 0 0
6 0
1 1 1 1 1 1
6 0
0 1 1 1 1 1
6 0
2 2 2 2 2 2
6 0
0 2 2 2 2 2
6 0
1 2 2 2 2 2
6 0
0 1 2 2 2 2
6 0
3 3 3 3 3 3
6 0
0 3 3 3 3 3
6 0
1 3 3 3 3 3
6 0
0 1 3 3 3 3
6 0
2 3 3 3 3 3
6 0
0 2 3 3 3 3
6 0
1 2 3 3 3 3
6 0
0 1 2 3 3 3
6 0
4 4 4 4 4 4
6 0
0 4 4 4 4 4
6 0
1 4 4 4 4 4
6 0
0 1...

output:

Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
Yes
Yes
Yes
Yes
No
Yes
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes...

result:

wrong answer expected NO, found YES [68th token]