QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#505684 | #4912. WereYouLast | lifan | 0 | 1ms | 5064kb | C++14 | 685b | 2024-08-05 08:41:22 | 2024-08-05 08:41:23 |
answer
//
#include<bits/stdc++.h>
using namespace std;
bool query(int);
void modify(int,bool);
bool WereYouLast(int n,int m){
if(m<=10){
int x=0;
for(int i=1;i<=10;i++){
x+=query(i)*(1<<(i-1));
}
x++;
for(int i=1;i<=10;i++){
modify(i,(x>>(x-1))&1);
}
if(x==n){
return 1;
}
return 0;
}
int x=0;
for(int i=1;i<=5;i++){
x+=query(i)*(1<<(i-1));
}
if(x==31){
return 1;
}
if(x==__lg(n)-1){
for(int i=1;i<=5;i++){
modify(i,1);
}
}else{
if(query(6+x)){
modify(6+x,0);
x++;
}else{
modify(6+x,1);
x=0;
}
for(int i=1;i<=5;i++){
modify(i,(x>>(x-1))&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 -3 2 12345876 -3 2
result:
wrong answer Wrong Answer At Query 2.
Subtask #2:
score: 0
Wrong Answer
Test #2:
score: 0
Wrong Answer
time: 0ms
memory: 4964kb
input:
65536 100000
output:
12345876 -3 3 12345876 -3 3
result:
wrong answer Wrong Answer At Query 3.
Subtask #3:
score: 0
Wrong Answer
Test #3:
score: 0
Wrong Answer
time: 1ms
memory: 5000kb
input:
1048576 100000
output:
12345876 -3 3 12345876 -3 3
result:
wrong answer Wrong Answer At Query 3.
Subtask #4:
score: 0
Wrong Answer
Test #4:
score: 0
Wrong Answer
time: 1ms
memory: 5064kb
input:
67108864 100000
output:
12345876 -3 3 12345876 -3 3
result:
wrong answer Wrong Answer At Query 3.