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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#491355 | #4912. WereYouLast | lifan | 90 | 5867ms | 4980kb | C++14 | 571b | 2024-07-25 19:00:19 | 2024-07-25 19:00:19 |
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=0;
for(int i=1;i<=5;i++){
x=x*2+query(i);
}
int yy=0;
int nn=n;
while(nn)yy++,nn>>=1;
yy--;
if(x==yy)return 1;
else if(x==yy-1){
nn=yy;
for(int i=5;i>=1;i--){
modify(i,nn%2);
nn>>=1;
}
return 0;
}
else{
int op=query(100+x);
if(op){
modify(100+x,0);
x++;
}
else{
modify(100+x,1);
x=0;
}
for(int i=5;i>=1;i--){
modify(i,x%2);
x>>=1;
}
}
return 0;
}
Details
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Subtask #1:
score: 0
Wrong Answer
Test #1:
score: 0
Wrong Answer
time: 0ms
memory: 3904kb
input:
1024 10
output:
12345876 -2 100
result:
wrong answer Invalid Operation At Position 100.
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: 85ms
memory: 4932kb
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: 5867ms
memory: 4980kb
input:
67108864 100000
output:
12345876 6 6
result:
ok Correct Answer. C1 = 6. C2 = 6.