QOJ.ac
QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #420889 | #6789. Yet Another Game of Stones | evirir | WA | 63ms | 4440kb | C++20 | 1.6kb | 2024-05-25 02:56:15 | 2024-05-25 02:56:16 |
Judging History
answer
// left side, row 3 (0-indexed), inner desk, University of Washington
// (we need scratch paper)
#include <bits/stdc++.h>
using namespace std;
#define rep(i, a, b) for (int i = (a); i < (b); i++)
#define forn(i, a, b) for (int i = (a); i < (b); i++)
#define fore(i, a, b) for (int i = (a); i <= (b); i++)
#define all(x) begin(x), end(x)
#define sz(x) (int)((x).size())
using ll = long long;
using ii = pair<int, int>;
void solve() {
int n;
cin >> n;
int arr[n], brr[n];
for (int i = 0; i < n; ++i) cin >> arr[i];
for (int i = 0; i < n; ++i) cin >> brr[i];
int cnt[3]={0};
int c0 = 0, pos =-1;
bool used = false;
for (int i = 0; i < n; ++i) {
if (brr[i] == 0 || (brr[i] == 1 && arr[i] == 1)) {
c0 ^= arr[i];
}
if (brr[i] == 2 && arr[i] % 2 == 1) {
cout << "Bob" << endl;
return;
}
if(arr[i]!=1) cnt[brr[i]] ++;
if(brr[i]!=0&&arr[i]!=1) pos = i;
}
if(cnt[1]+cnt[2]>=2){
cout<<"Bob"<<endl;
return ;
}
if(c0 == 1 && cnt[1]==1 && cnt[2] == 0 && arr[pos]%2==0){
cout<<"Alice"<<endl;
return ;
}
if((c0 == 0 && (cnt[1]+cnt[2]>0)) || (c0 != 0 && (cnt[1]+cnt[2] == 0))){
cout<<"Alice"<<endl;
}else{
cout<<"Bob"<<endl;
}
// if ((c0 == 0 && !used) || (c0 != 0 && used)) {
// cout << "Alice" << endl;
// } else {
// cout << "Bob" << endl;
// }
}
int main()
{
cin.tie(0)->sync_with_stdio(0);
cin.exceptions(cin.failbit);
int t;
cin >> t;
while (t--) solve();
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 0ms
memory: 3660kb
input:
3 2 4 1 1 0 1 3 2 1 1 2
output:
Alice Bob Bob
result:
ok 3 tokens
Test #2:
score: -100
Wrong Answer
time: 63ms
memory: 4440kb
input:
1015 7 2 3 4 1 5 1 4 0 0 0 0 0 1 2 6 6 5 5 6 5 1 0 1 2 2 2 1 4 2 6 2 3 0 0 0 0 3 4 5 5 0 2 2 6 6 1 6 1 4 5 2 1 1 0 2 0 3 4 4 3 0 1 2 5 6 3 5 4 4 1 2 0 1 1 5 6 3 1 1 5 1 2 1 1 2 4 3 4 5 3 0 0 0 2 4 6 1 5 1 2 1 2 2 5 1 4 3 2 6 1 2 0 0 2 4 6 2 1 1 0 0 2 2 1 6 2 3 5 1 4 2 0 0 1 5 0 6 1 6 6 4 5 6 1 2 1 0...
output:
Alice Bob Alice Bob Bob Bob Bob Bob Bob Bob Bob Bob Alice Bob Alice Bob Bob Bob Bob Alice Bob Alice Bob Alice Bob Bob Alice Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Alice Bob Bob Bob Bob Bob Bob Bob Alice Bob Bob Alice Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Alice Alic...
result:
wrong answer 27th words differ - expected: 'Bob', found: 'Alice'