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QOJ
ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
---|---|---|---|---|---|---|---|---|---|
#253803 | #7523. Partially Free Meal | zhuibao | WA | 170ms | 138704kb | C++20 | 2.8kb | 2023-11-17 15:57:05 | 2023-11-17 15:57:05 |
Judging History
answer
#define IO ios::sync_with_stdio(false);cin.tie(0);cout.tie(0)
#include<bits/stdc++.h>
using namespace std;
typedef long long ll; typedef unsigned long long ull; typedef pair<ll, ll>pi; typedef complex<double>cx;
#define int ll
#define X first
#define Y second
#define fer(i,a,n) for(int i=a;i<=n;i++)
#define ref(i,n,a) for(int i=n;i>=a;i--)
#define endl '\n'
#define mem(a,x) memset(a,x,sizeof a)
#define ac IO;int t;cin>>t;while(t--)solve()
#define AC signed main(){IO;solve();}
#define NO {cout<<"No"<<endl;return;}
#define YES {cout<<"Yes"<<endl;return;}
#define re(a) {cout<<a<<endl;return;}
#define all(v) v.begin(),v.end()
//ofstream fout("1.out", ios::out);
//ifstream fin("1.in", ios::in);
//#define cout fout
//#define cin fin
//--------------------瑞神神中神--------------------
const int N=2e5+10,M=18;
int root[N],ans[N];
int n,idx;
struct node
{
int x,y,id;
}g[N];
bool cmp(node a,node b)
{
if(a.x^b.x)return a.x<b.x;
return a.y<b.y;
}
bool cmp1(node a,node b)
{
if(a.y^b.y)return a.y<b.y;
return a.x<b.x;
}
struct seg
{
int l,r,cnt,sum;
}tr[N*4+N*M];
int build(int l,int r)
{
int p=++idx;
if(l==r)return p;
int mid=l+r>>1;
tr[p].l=build(l,mid);
tr[p].r=build(mid+1,r);
return p;
}
int insert(int p,int l,int r,int pos,int x)
{
int q=++idx;
tr[q]=tr[p];
if(l==r)
{
tr[q].cnt++;
tr[q].sum+=x;
return q;
}
int mid=l+r>>1;
if(x<=mid)tr[q].l=insert(tr[p].l,l,mid,pos,x);
else tr[q].r=insert(tr[q].r,mid+1,r,pos,x);
tr[q].cnt=tr[tr[q].l].cnt+tr[tr[q].r].cnt;
tr[q].sum=tr[tr[q].l].sum+tr[tr[q].r].sum;
return q;
}
int query(int q,int l,int r,int k)
{
if(l==r)
{
return tr[q].sum;
}
int cnt=tr[tr[q].l].cnt;
int mid=l+r>>1;
if(k<=cnt)
{
return query(tr[q].l,l,mid,k);
}
else
{
return tr[tr[q].l].sum+query(tr[q].r,mid+1,r,k-cnt);
}
}
int W(int k,int x)
{
return query(root[x],1,n,k);
}
void calc(int l,int r,int L,int R)
{
if(l>r)return;
int mid=l+r>>1;
int res=1e18,pos=0;
for(int i=max(L,mid);i<=R;i++)
{
int tmp=W(mid,i-1)+g[i].y+g[i].x;
if(tmp<res)
{
res=tmp;pos=i;
}
}
ans[mid]=res;
calc(l,mid-1,L,pos);
calc(mid+1,r,pos,R);
}
void solve()
{
cin>>n;
for(int i=1;i<=n;i++)
{
cin>>g[i].x>>g[i].y;
}
sort(g+1,g+n+1,cmp);
for(int i=1;i<=n;i++)
{
g[i].id=i;
}
sort(g+1,g+n+1,cmp1);
root[0]=build(1,n);
for(int i=1;i<=n;i++)
{
auto[x,y,id]=g[i];
root[i]=insert(root[i-1],1,n,id,x);
}
calc(1,n,1,n);
for(int i=1;i<=n;i++)
{
cout<<ans[i]<<'\n';
}
}
AC
詳細信息
Test #1:
score: 100
Accepted
time: 0ms
memory: 9860kb
input:
3 2 5 4 3 3 7
output:
7 11 16
result:
ok 3 lines
Test #2:
score: -100
Wrong Answer
time: 170ms
memory: 138704kb
input:
200000 466436993 804989151 660995237 756645598 432103296 703610564 6889895 53276988 873617076 822481192 532911431 126844295 623111499 456772252 937464699 762157133 708503076 786039753 78556972 5436013 582960979 398984169 786333369 325119902 930705057 615928139 924915828 506145001 164984329 208212435...
output:
350098164 542379891 815516336 1634271747 2281723841 2288848823 2295081837 2436938324 3378947668 3729968912 3888786337 4450922472 4529407199 4668579114 5217871609 5748677760 6741335309 7240106251 7727932570 8316657022 8904518029 9850303712 10096632581 10289352744 10829176078 10986147364 11431637691 1...
result:
wrong answer 1st lines differ - expected: '1318594', found: '350098164'