QOJ.ac
QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #448931 | #4912. WereYouLast | CSQ | 10 | 174ms | 5020kb | C++14 | 347b | 2024-06-20 12:59:21 | 2024-06-20 12:59:21 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
bool query(int);
void modify(int,bool);
bool WereYouLast(int n, int m){
if(n==1024){
int c = 0;
for(int i=0;i<10;i++){
if(query(i+1))c+=(1<<i);
}
c++;
if(c == n)return 1;
for(int i=0;i<10;i++){
if(c&(1<<i))modify(i+1,1);
else modify(i+1,0);
}
}
return 0;
}
Details
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Subtask #1:
score: 10
Accepted
Test #1:
score: 10
Accepted
time: 1ms
memory: 3788kb
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: 1ms
memory: 4928kb
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: 4ms
memory: 5020kb
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: 174ms
memory: 4940kb
input:
67108864 100000
output:
12345876 -3 67108864 12345876 -3 67108864
result:
wrong answer Wrong Answer At Query 67108864.