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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#492146 | #4912. WereYouLast | CrazyFungi | 10 | 1ms | 5060kb | C++14 | 702b | 2024-07-26 09:53:41 | 2024-07-26 09:53:42 |
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 1;
++x;
for(int i=0;i<10;i++)modify(i+1,x>>i&1);
return 0;
}
int p[6];
for(int i=1;i<=5;++i) p[i]=query(i);
int z=0;
for(int i=1;i<=5;++i) z|=p[i]<<5-i;
if((1<<z)==n) return 1;
if(query(z+5)){
modify(z+5,0);
for(int i=1;i<=5;++i) modify(i,0);
}
else{
modify(z+5,1);
for(int i=5;i>=1;--i){
if(!p[i]){
modify(i,1);
break;
}
else modify(i,0);
}
}
return 0;
}
Details
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Subtask #1:
score: 10
Accepted
Test #1:
score: 10
Accepted
time: 1ms
memory: 3808kb
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: 5060kb
input:
65536 100000
output:
12345876 -3 17 12345876 -3 17
result:
wrong answer Wrong Answer At Query 17.
Subtask #3:
score: 0
Wrong Answer
Test #3:
score: 0
Wrong Answer
time: 1ms
memory: 4908kb
input:
1048576 100000
output:
12345876 -3 21 12345876 -3 21
result:
wrong answer Wrong Answer At Query 21.
Subtask #4:
score: 0
Wrong Answer
Test #4:
score: 0
Wrong Answer
time: 1ms
memory: 4976kb
input:
67108864 100000
output:
12345876 -3 27 12345876 -3 27
result:
wrong answer Wrong Answer At Query 27.