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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#505706 | #4912. WereYouLast | lifan | 100 ✓ | 4700ms | 5124kb | C++14 | 679b | 2024-08-05 09:21:13 | 2024-08-05 09:21:13 |
Judging History
answer
//
#include<bits/stdc++.h>
using namespace std;
bool query(int);
void modify(int,bool);
bool WereYouLast(int n,int m)
{
int x=__lg(n);
if(m==10)
{
int tim=0;
for(int i=0;i<10;i++) tim|=query(i+1)<<i;
if(tim==n-1) return 1;
for(int i=0;i<10;i++) modify(i+1,((tim+1)>>i)&1);
return 0;
}
else
{
int tim=0;
for(int i=0;i<5;i++) tim|=query(i+1)<<i;
if(tim==x) return 1;
int v=query(6+tim);
modify(6+tim,!v);
if(v||tim==x-1) ++tim;
else tim=0;
for(int i=0;i<5;i++)
{
modify(i+1,(tim>>i)&1);
}
return 0;
}
}
Details
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Subtask #1:
score: 10
Accepted
Test #1:
score: 10
Accepted
time: 1ms
memory: 3768kb
input:
1024 10
output:
12345876 10 10
result:
ok Correct Answer. C1 = 10. C2 = 10.
Subtask #2:
score: 20
Accepted
Test #2:
score: 20
Accepted
time: 3ms
memory: 4976kb
input:
65536 100000
output:
12345876 6 6
result:
ok Correct Answer. C1 = 6. C2 = 6.
Subtask #3:
score: 30
Accepted
Test #3:
score: 30
Accepted
time: 75ms
memory: 5124kb
input:
1048576 100000
output:
12345876 6 6
result:
ok Correct Answer. C1 = 6. C2 = 6.
Subtask #4:
score: 40
Accepted
Test #4:
score: 40
Accepted
time: 4700ms
memory: 4968kb
input:
67108864 100000
output:
12345876 6 6
result:
ok Correct Answer. C1 = 6. C2 = 6.