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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
#467272#7523. Partially Free Mealdiandian2020TL 1ms5956kbC++141.7kb2024-07-08 15:29:002024-07-08 15:29:01

Judging History

你现在查看的是最新测评结果

  • [2024-07-08 15:29:01]
  • 评测
  • 测评结果:TL
  • 用时:1ms
  • 内存:5956kb
  • [2024-07-08 15:29:00]
  • 提交

answer

#include<cstdio>
#include<vector>
#include<cstring>
#include<iostream>
#include<algorithm>
using namespace std;
typedef long long LL;
const int N=2e5+9;
const LL INF=1e16;
int n,m,b[N];
struct node{
    int a,b;
    bool operator<(const node &W)const{
        return b<W.b;
    }
}a[N];
struct Node{
    int l,r,sz; LL sum;
}tr[N*40]; int rt[N],idx;
LL res[N];
int insert(int p,int l,int r,int x){
    int q=++idx; tr[q]=tr[p];
    tr[q].sz++,tr[q].sum+=b[x];
    // printf("I %d %d %d %d %lld\n",q,l,r,tr[q].sz,tr[q].sum);
    if(l==r) return q;
    int mid=l+r>>1;
    if(x<=mid) tr[q].l=insert(tr[p].l,l,mid,x);
    else tr[q].r=insert(tr[p].r,mid+1,r,x);
    return q;
}
LL query(int u,int l,int r,int k){
    // printf("Q %d %d %d %d %lld\n",u,l,r,tr[u].sz,tr[u].sum);
    if(tr[u].sz<k) return INF;
    if(l==r) return tr[u].sum;
    int mid=l+r>>1;
    if(tr[tr[u].l].sz>=k) return query(tr[u].l,l,mid,k);
    else return tr[tr[u].l].sum+query(tr[u].r,mid+1,r,k-tr[tr[u].l].sz);
}
void solve(int ql,int qr,int l,int r){
    if(ql>qr) return;
    int mid=ql+qr>>1,x; res[mid]=INF;
    for(int i=1;i<=n;i++){
        // printf("%d %d %lld\n",mid,i,query(rt[i-1],1,n,mid-1));
        if(query(rt[i-1],1,n,mid-1)+a[i].a+a[i].b<res[mid]) res[mid]=query(rt[i-1],1,n,mid-1)+a[i].a+a[i].b,x=i;
    }
    solve(ql,mid-1,l,x),solve(mid+1,qr,x,r);
}
int main(){
    scanf("%d",&n);
    for(int i=1;i<=n;i++) scanf("%d%d",&a[i].a,&a[i].b),b[i]=a[i].a;
    sort(a+1,a+1+n);
    sort(b+1,b+1+n);
    m=unique(b+1,b+1+n)-b-1;
    for(int i=1;i<=n;i++) rt[i]=insert(rt[i-1],1,m,lower_bound(b+1,b+1+m,a[i].a)-b);
    solve(1,n,1,n);
    for(int i=1;i<=n;i++) printf("%lld\n",res[i]);
    return 0;
}

詳細信息

Test #1:

score: 100
Accepted
time: 1ms
memory: 5956kb

input:

3
2 5
4 3
3 7

output:

7
11
16

result:

ok 3 lines

Test #2:

score: -100
Time Limit Exceeded

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:


result: