Submission #628102

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
628102	2022-08-13 05:02:03	MarkBcc168	Digital Circuit (IOI22_circuit)	C++17	100 / 100	1124 ms	24776 KiB

circuit

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#include <bits/stdc++.h>
using namespace std;
#define ll long long
vector<ll> p_sum(100005,0), w(100005,0);
const ll mod = 1e9+2022;
struct Node{
    Node *l_child, *r_child;
    int l,r; ll sum; bool lazy;
    Node(){}
    Node(int _l, int _r){
        l = _l; r = _r; sum=0; lazy = false;
        int m = (l+r)/2;
        if(r-l > 1){
            l_child = new Node(l,m);
            r_child = new Node(m,r);
        }
        //cout << l << " " << r << "\n";
    }
    void push(){
        if(!lazy) return;
        if(r-l==1){
            lazy = false;
            sum = w[l] - sum;
        }
        else{
            lazy = false;
            l_child->flip(l,r);
 
 
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