Submission #929333

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
929333	2024-02-18 04:58:36	hngr	XORanges (eJOI19_xoranges)	C++14	100 / 100	471 ms	16208 KiB

xoranges

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//UDUUUU SHAAGD LLR CN INGEL DAWCIH YMN DEER SONIN PSDA WE;
#include <iostream>
#include <vector>
#include <set>
#include <cstdio>
#include <cmath>
#include <algorithm>
#include <string>
#define int long long 
using namespace std;
const int N = 2e5+7;
int a[N];
int st1[4*N];
int st2[4*N];
void Build(int node, int l, int r){
    if(l>r)return;
    if(l == r){
        if(l&1){
            st2[node] = a[l];
        }
        else{
            st1[node] = a[l];
        }
        return;
    }
    int mid = (l+r)/2;
    Build(2*node+1, l, mid);
    Build(2*node+2, mid+1, r);
    st1[node] = st1[2*node+1] ^ st1[2*node+2];
    st2[node] = st2[2*node+1] ^ st2[2*node+2];
 
 
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• Subtask 1: 12 / 12
• Subtask 2: 18 / 18
• Subtask 3: 25 / 25
• Subtask 4: 20 / 20
• Subtask 5: 25 / 25