제출 #382504

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
382504	2021-03-27 13:22:48	Lord_Zebellak	XORanges (eJOI19_xoranges)	C++14	100 / 100	688 ms	16492 KiB

xoranges

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#include <bits/stdc++.h>
using namespace std;
typedef long long int ll;
typedef vector <ll> vi;
typedef pair<ll,ll> pll;
#define mp make_pair
#define pb push_back
#define N ((ll)(2e5 + 5))
#define INF ((ll)1e18+18)
#define bismillah {ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);}
ll n,m;
ll st[4*N];
ll st2[4*N];
ll v[N];
void build1(ll l , ll r , ll i){
    if (l==r ){
        st[i] = v[l];
        return;
    }
    ll tm = (l + r) >> 1;
    build1(l, tm, 2*i);
    build1(tm+1, r, 2*i+1);
    st[i] = st[2*i] ^ st[2*i+1];
}
void build2(ll l , ll r , ll i){
    if (l==r ){
 
 
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• Subtask 1: 12 / 12
• Subtask 2: 18 / 18
• Subtask 3: 25 / 25
• Subtask 4: 20 / 20
• Subtask 5: 25 / 25