Task: | Xor sum |
Sender: | HFalke |
Submission time: | 2024-09-23 17:04:34 +0300 |
Language: | C++ (C++17) |
Status: | READY |
Result: | ACCEPTED |
test | verdict | time | |
---|---|---|---|
#1 | ACCEPTED | 0.00 s | details |
#2 | ACCEPTED | 0.13 s | details |
Code
#include <bits/stdc++.h>using namespace std;//Definitions for quicker writing#define REP(i,c,d) for (int i = c; i < d; i++)//Typedefs for quicker writingtypedef long long ll;typedef vector<int> vi;typedef pair<int,int> pi;int main() {//IO optimizationios::sync_with_stdio(0);cin.tie(0);//Input definitionint n;int q;cin >> n >> q;//Initialize segment treell seg[2*n];seg[0] = -1;REP(i,0,n){cin >> seg[i+n];}for(int i=n-1;i>0;i--){seg[i] = seg[2*i] ^ seg[(2*i)+1];}//REP(i,0,2*n){// cout << seg[i] << "\n";//}ll a;ll b;ll res[q];REP(i,0,q){cin >> a;cin >> b;a += n-1;b += n-1;ll s = 0;while(a <= b){if(a%2 == 1){s = s^seg[a++];}if(b%2 == 0){s = s^seg[b--];}a /= 2;b /= 2;}res[i] = s;}//Write outREP(i,0,q){cout << res[i] << "\n";}//Returnreturn 0;}
Test details
Test 1
Verdict: ACCEPTED
input |
---|
8 36 7 6 4 6 2 9 4 8 1 1 1 2 1 3 ... |
correct output |
---|
7 1 5 3 1 ... |
user output |
---|
7 1 5 3 1 ... |
Test 2
Verdict: ACCEPTED
input |
---|
200000 200000 921726510 307633388 992247073 ... |
correct output |
---|
834756431 130379787 403037296 308618218 784778243 ... |
user output |
---|
834756431 130379787 403037296 308618218 784778243 ... Truncated |