QOJ.ac
QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #394498 | #4913. 子集匹配 | jiajia | 100 ✓ | 527ms | 20152kb | C++20 | 261b | 2024-04-20 15:19:14 | 2024-04-20 15:19:15 |
Judging History
answer
#include "hall.h"
#include <cstdio>
using namespace std;
int solve(int n, int K, int s) {
int p = -1, mn = 0, w = 0;
for (int i = 0; i < n; i++) {
if (s >> i & 1) w++;
else w--;
if (w <= mn) p = i, mn = w;
}
return s ^ (1 << (p + 1));
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 5
Accepted
time: 0ms
memory: 3980kb
input:
14 8
output:
OK
result:
ok "OK"
Test #2:
score: 5
Accepted
time: 1ms
memory: 3776kb
input:
15 8
output:
OK
result:
ok "OK"
Test #3:
score: 5
Accepted
time: 1ms
memory: 3632kb
input:
15 9
output:
OK
result:
ok "OK"
Test #4:
score: 5
Accepted
time: 0ms
memory: 3768kb
input:
15 10
output:
OK
result:
ok "OK"
Test #5:
score: 5
Accepted
time: 2ms
memory: 3800kb
input:
18 10
output:
OK
result:
ok "OK"
Test #6:
score: 5
Accepted
time: 4ms
memory: 3756kb
input:
19 10
output:
OK
result:
ok "OK"
Test #7:
score: 5
Accepted
time: 4ms
memory: 3836kb
input:
19 11
output:
OK
result:
ok "OK"
Test #8:
score: 5
Accepted
time: 0ms
memory: 3700kb
input:
19 12
output:
OK
result:
ok "OK"
Test #9:
score: 5
Accepted
time: 29ms
memory: 4344kb
input:
22 12
output:
OK
result:
ok "OK"
Test #10:
score: 5
Accepted
time: 63ms
memory: 4784kb
input:
23 12
output:
OK
result:
ok "OK"
Test #11:
score: 5
Accepted
time: 51ms
memory: 4796kb
input:
23 13
output:
OK
result:
ok "OK"
Test #12:
score: 5
Accepted
time: 37ms
memory: 4720kb
input:
23 14
output:
OK
result:
ok "OK"
Test #13:
score: 5
Accepted
time: 116ms
memory: 5768kb
input:
24 13
output:
OK
result:
ok "OK"
Test #14:
score: 5
Accepted
time: 247ms
memory: 7756kb
input:
25 13
output:
OK
result:
ok "OK"
Test #15:
score: 5
Accepted
time: 205ms
memory: 8088kb
input:
25 14
output:
OK
result:
ok "OK"
Test #16:
score: 5
Accepted
time: 142ms
memory: 7788kb
input:
25 15
output:
OK
result:
ok "OK"
Test #17:
score: 5
Accepted
time: 464ms
memory: 11816kb
input:
26 14
output:
OK
result:
ok "OK"
Test #18:
score: 5
Accepted
time: 527ms
memory: 20008kb
input:
27 14
output:
OK
result:
ok "OK"
Test #19:
score: 5
Accepted
time: 522ms
memory: 20008kb
input:
27 15
output:
OK
result:
ok "OK"
Test #20:
score: 5
Accepted
time: 497ms
memory: 20152kb
input:
27 16
output:
OK
result:
ok "OK"