QOJ.ac
QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #880884 | #1261. Inv | masterhuang | AC ✓ | 2ms | 3840kb | C++23 | 366b | 2025-02-03 22:31:27 | 2025-02-03 22:31:27 |
Judging History
answer
#include<bits/stdc++.h>
#define LL long long
#define fr(x) freopen(#x".in","r",stdin);freopen(#x".out","w",stdout);
using namespace std;
const int N=1.25e5+5;
int n,m;bitset<N>f;
int main()
{
ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);cin>>n>>m;
for(int i=0;i<=m;i++) if(!((n-1)&i)) f.set(i);
for(int i=1;i<=n;i++) f^=f<<i;
return cout<<f[m],0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 1ms
memory: 3712kb
input:
4 1
output:
1
result:
ok answer is '1'
Test #2:
score: 0
Accepted
time: 1ms
memory: 3840kb
input:
10 21
output:
0
result:
ok answer is '0'
Test #3:
score: 0
Accepted
time: 2ms
memory: 3712kb
input:
500 124331
output:
0
result:
ok answer is '0'
Test #4:
score: 0
Accepted
time: 0ms
memory: 3840kb
input:
20 122
output:
1
result:
ok answer is '1'
Test #5:
score: 0
Accepted
time: 1ms
memory: 3840kb
input:
100 999
output:
0
result:
ok answer is '0'
Test #6:
score: 0
Accepted
time: 2ms
memory: 3840kb
input:
500 100001
output:
1
result:
ok answer is '1'
Test #7:
score: 0
Accepted
time: 1ms
memory: 3840kb
input:
5 0
output:
1
result:
ok answer is '1'
Test #8:
score: 0
Accepted
time: 0ms
memory: 3712kb
input:
5 1
output:
0
result:
ok answer is '0'
Test #9:
score: 0
Accepted
time: 1ms
memory: 3584kb
input:
5 2
output:
1
result:
ok answer is '1'
Test #10:
score: 0
Accepted
time: 0ms
memory: 3712kb
input:
5 3
output:
1
result:
ok answer is '1'
Test #11:
score: 0
Accepted
time: 1ms
memory: 3712kb
input:
5 4
output:
0
result:
ok answer is '0'
Test #12:
score: 0
Accepted
time: 0ms
memory: 3712kb
input:
5 5
output:
0
result:
ok answer is '0'
Test #13:
score: 0
Accepted
time: 0ms
memory: 3712kb
input:
5 6
output:
0
result:
ok answer is '0'
Test #14:
score: 0
Accepted
time: 1ms
memory: 3712kb
input:
5 7
output:
1
result:
ok answer is '1'
Test #15:
score: 0
Accepted
time: 1ms
memory: 3712kb
input:
5 8
output:
1
result:
ok answer is '1'
Test #16:
score: 0
Accepted
time: 0ms
memory: 3712kb
input:
5 9
output:
0
result:
ok answer is '0'
Test #17:
score: 0
Accepted
time: 1ms
memory: 3840kb
input:
5 10
output:
1
result:
ok answer is '1'
Test #18:
score: 0
Accepted
time: 1ms
memory: 3840kb
input:
500 73732
output:
1
result:
ok answer is '1'
Test #19:
score: 0
Accepted
time: 2ms
memory: 3712kb
input:
499 21121
output:
1
result:
ok answer is '1'
Test #20:
score: 0
Accepted
time: 0ms
memory: 3712kb
input:
499 100000
output:
0
result:
ok answer is '0'
Test #21:
score: 0
Accepted
time: 1ms
memory: 3840kb
input:
499 62262
output:
1
result:
ok answer is '1'
Test #22:
score: 0
Accepted
time: 1ms
memory: 3840kb
input:
499 23432
output:
1
result:
ok answer is '1'
Test #23:
score: 0
Accepted
time: 2ms
memory: 3712kb
input:
500 12321
output:
0
result:
ok answer is '0'
Test #24:
score: 0
Accepted
time: 0ms
memory: 3840kb
input:
500 60000
output:
1
result:
ok answer is '1'
Test #25:
score: 0
Accepted
time: 2ms
memory: 3840kb
input:
498 7498
output:
1
result:
ok answer is '1'
Test #26:
score: 0
Accepted
time: 1ms
memory: 3840kb
input:
498 76111
output:
1
result:
ok answer is '1'
Test #27:
score: 0
Accepted
time: 0ms
memory: 3712kb
input:
414 41414
output:
1
result:
ok answer is '1'
Test #28:
score: 0
Accepted
time: 0ms
memory: 3712kb
input:
422 42224
output:
1
result:
ok answer is '1'
Test #29:
score: 0
Accepted
time: 1ms
memory: 3840kb
input:
333 33333
output:
1
result:
ok answer is '1'
Test #30:
score: 0
Accepted
time: 2ms
memory: 3712kb
input:
500 51515
output:
1
result:
ok answer is '1'
Test #31:
score: 0
Accepted
time: 1ms
memory: 3712kb
input:
393 21222
output:
1
result:
ok answer is '1'
Test #32:
score: 0
Accepted
time: 1ms
memory: 3584kb
input:
500 124750
output:
1
result:
ok answer is '1'
Test #33:
score: 0
Accepted
time: 2ms
memory: 3712kb
input:
500 124749
output:
1
result:
ok answer is '1'
Test #34:
score: 0
Accepted
time: 2ms
memory: 3840kb
input:
500 0
output:
1
result:
ok answer is '1'
Test #35:
score: 0
Accepted
time: 1ms
memory: 3712kb
input:
500 1
output:
1
result:
ok answer is '1'
Test #36:
score: 0
Accepted
time: 0ms
memory: 3712kb
input:
1 0
output:
1
result:
ok answer is '1'