QOJ.ac
QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #711378 | #6569. Splitting Pairs | Djangle162857 | WA | 2ms | 3600kb | C++14 | 1.4kb | 2024-11-05 10:10:56 | 2024-11-05 10:10:57 |
Judging History
answer
#define LOCAL
#include <bits/stdc++.h>
#define fir first
#define sec second
#define el '\n'
#ifdef LOCAL
#define FINISH cerr << "FINISH" << endl;
#else
#define FINISH ;
#endif
#ifdef LOCAL
#define debug(x) cerr << setw(4) << #x << " == " << x << endl
#else
#define debug(x)
#endif
#ifdef LOCAL
#define debugv(x) \
cerr << setw(4) << #x << ":: "; \
for (auto i : x) \
cerr << i << " "; \
cerr << endl
#else
#define debugv(x)
#endif
using namespace std;
typedef long long ll;
typedef pair<int, int> PII;
ostream& operator<<(ostream& out, PII& x)
{
out << x.fir << " " << x.sec << endl;
return out;
}
const int mod = 998244353;
const int inf = 0x3f3f3f3f;
const int N = 200020;
int lowbit(int x)
{
return x & (-x);
}
void solve()
{
int n;
cin >> n;
vector<int> a(n + 1, 0);
for (int i = 1; i <= n; i++) {
cin >> a[i];
}
if (n % 2 == 0) {
int flag = 1;
for (int i = 1; i <= n; i++) {
if (a[i] % 2 == 1)
flag = 0;
}
cout << flag << endl;
}
else {
int flag = 0;
for (int i = 1; i <= n; i++) {
if (lowbit(a[i]) != lowbit(a[1])) {
flag = 1;
}
}
cout << flag << endl;
}
}
int main()
{
ios::sync_with_stdio(false);
cin.tie(nullptr);
cout.tie(nullptr);
int T = 1;
cin >> T;
while (T--) {
solve();
}
return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 0ms
memory: 3520kb
input:
4 3 1 1 1 3 1 1 2 3 2 2 2 4 4 4 4 4
output:
0 1 0 1
result:
ok 4 lines
Test #2:
score: -100
Wrong Answer
time: 2ms
memory: 3600kb
input:
1000 10 16 16 16 16 16 16 16 16 16 16 10 16 16 16 16 16 16 16 16 17 16 10 16 16 16 16 16 16 16 18 16 16 10 16 16 16 19 16 16 16 16 16 16 10 16 16 16 16 20 16 16 16 16 16 10 17 16 16 16 17 16 16 16 16 16 10 16 16 16 16 16 16 16 16 18 17 10 16 16 19 16 16 16 16 17 16 16 10 17 16 16 16 16 16 16 20 16 1...
output:
1 0 1 0 1 0 0 0 0 1 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 1 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 1 0 0 0 1 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...
result:
wrong answer 2nd lines differ - expected: '1', found: '0'