Submission #908052

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
908052	2024-01-16 07:32:09	Warinchai	Fortune Telling 2 (JOI14_fortune_telling2)	C++14	100 / 100	1133 ms	120272 KiB

fortune_telling2

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#include<bits/stdc++.h>
#define int long long
using namespace std;
int N=6e5+1;
struct segtree{
    int info[2400005];
    void upd(int st,int en,int i,int pos,int val){
        if(st>pos||en<pos)return;
        if(st==en)return void(info[i]=val);
        int m=(st+en)/2;
        upd(st,m,i*2,pos,val);
        upd(m+1,en,i*2+1,pos,val);
        info[i]=max(info[i*2],info[i*2+1]);
    }
    int fmax(int st,int en,int i,int l,int r){
        if(st>r||en<l)return 0;
        if(st>=l&&en<=r)return info[i];
        int m=(st+en)/2;
        return max(fmax(st,m,i*2,l,r),fmax(m+1,en,i*2+1,l,r));
    }
}str;
struct fenwick{
    int info[600005];
    void upd(int x,int val){
        for(int i=x;i<=600000;i+=(i&-i)){
            info[i]+=val;
        }
    }
    int fsum(int x){
        int sum=0;
 
 
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• Subtask 1: 4 / 4
• Subtask 2: 31 / 31
• Subtask 3: 65 / 65