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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#559331 | #6355. 5 | Jessica2333 | WA | 3ms | 13816kb | C++14 | 1.6kb | 2024-09-11 21:24:47 | 2024-09-11 21:24:47 |
Judging History
answer
#include<iostream>
#include<vector>
using namespace std;
int N,S,A[200008],buc[200008],W[508],V[508];
struct NODE{
int l,r;
};
vector<NODE> f[400008];
int O;
void add_(int p,int l,int r)
{
if(f[p].empty()) f[p].push_back({l,r});
else
{
vector<NODE> vec;
for(auto v:f[p]) vec.push_back(v);
f[p].clear();
bool flag=1;
for(auto v:vec)
{
if(v.r<l-1) f[p].push_back(v);
else if(l<=v.l&&v.r<=r) continue;
else if(v.l>r+1) f[p].push_back({l,r}),f[p].push_back(v),flag=0;
else l=min(l,v.l),r=max(r,v.r);
}
if(flag) f[p].push_back({l,r});
}
}
signed main()
{
freopen("data.in","r",stdin);
cin>>N>>S;O=N;
for(int i=1;i<=N;i++) cin>>A[i],buc[A[i]]++;
int N2=0;
for(int i=0;i<=S;i++)
{
// if(N==36000&&buc[A[i]]) cout<<A[i]<<" "<<buc[A[i]]<<" ";
for(int j=0;buc[i];j++) V[++N2]=i*min(1<<j,buc[i]),W[N2]=min(1<<j,buc[i]),buc[i]-=W[N2];
}
f[O].push_back({0,0});
for(int i=1;i<=N2;i++)
{
if(V[i]>0)
{
for(int j=S+O-1;j>=0;j--)
{
if(j+V[i]-W[i]>=S+O) continue;
// if(f[j].size()>30)
// {
// cout<<"orz\n";
// return 0;
// }
for(auto v:f[j])
{
add_(j+V[i]-W[i],v.l+W[i],v.r+W[i]);
}
}
}
else
{
for(int j=0;j<S+O;j++)
{
if(j+V[i]-W[i]<0) continue;
// if(f[j].size()>30)
// {
// cout<<"orz\n";
// return 0;
// }
for(auto v:f[j])
{
add_(j+V[i]-W[i],v.l+W[i],v.r+W[i]);
}
}
}
}
long long ans=0;
for(int i=0;i<S+O;i++) for(auto v:f[i]) ans+=v.r-v.l+1;
cout<<ans;
return 0;
}
Details
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Test #1:
score: 0
Wrong Answer
time: 3ms
memory: 13816kb
input:
7 9 0 0 0 1 1 2 5
output:
0
result:
wrong answer 1st numbers differ - expected: '42', found: '0'