Submission #848600

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
848600	2023-09-13 02:23:56	Darren0724	Monkey and Apple-trees (IZhO12_apple)	C++17	100 / 100	245 ms	81328 KiB

apple

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#include <bits/stdc++.h>
using namespace std;
struct segtree{
    struct seg{
        int lz,val,lc,rc;
    };
    vector<seg> v;
    int cnt1=0;
    int New(){
        return cnt1++;
    }
    segtree(){
        New();
        v.resize(5000000,{0,0,-1,-1});
    }
    int rv(seg &s,int l,int r){
        return (s.lz?r-l:s.val);
    }
    void check(seg &s){
        if(s.lc==-1){
            s.lc=New();
        }
        if(s.rc==-1){
            s.rc=New();
        }
    }
    void push(seg &s){
        v[s.lc].lz|=s.lz;
        v[s.rc].lz|=s.lz;
    }
 
 
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• Subtask 1: 100 / 100