QOJ.ac
QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #505690 | #4912. WereYouLast | liuzimingc | 10 | 7111ms | 4976kb | C++14 | 289b | 2024-08-05 08:50:51 | 2024-08-05 08:50:51 |
Judging History
answer
bool query(int);
void modify(int, bool);
bool WereYouLast(int n, int m) {
if (m == 10) {
int x = 0;
for (int i = 0; i < 10; i++) x |= query(i + 1) << i;
if (x == n - 1) return true;
x++;
for (int i = 0; i < 10; i++) modify(i + 1, x >> i & 1);
return false;
}
}
Details
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Subtask #1:
score: 10
Accepted
Test #1:
score: 10
Accepted
time: 1ms
memory: 3764kb
input:
1024 10
output:
12345876 10 10
result:
ok Correct Answer. C1 = 10. C2 = 10.
Subtask #2:
score: 0
Wrong Answer
Test #2:
score: 0
Wrong Answer
time: 8ms
memory: 4904kb
input:
65536 100000
output:
12345876 -3 65536 12345876 -3 65536
result:
wrong answer Wrong Answer At Query 65536.
Subtask #3:
score: 0
Wrong Answer
Test #3:
score: 0
Wrong Answer
time: 111ms
memory: 4976kb
input:
1048576 100000
output:
12345876 -3 1048576 12345876 -3 1048576
result:
wrong answer Wrong Answer At Query 1048576.
Subtask #4:
score: 0
Wrong Answer
Test #4:
score: 0
Wrong Answer
time: 7111ms
memory: 4968kb
input:
67108864 100000
output:
12345876 -3 67108864 12345876 -3 67108864
result:
wrong answer Wrong Answer At Query 67108864.