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QOJ
ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
---|---|---|---|---|---|---|---|---|---|
#394397 | #4913. 子集匹配 | biuld | 100 ✓ | 942ms | 20320kb | C++14 | 548b | 2024-04-20 14:18:25 | 2024-04-20 14:18:27 |
Judging History
answer
#include<bits/stdc++.h>
#include"hall.h"
using namespace std;
int solve(int n, int k, int S){
int mn = 0, p = 0, now = 0;
for(int i = 1; i <= n; ++ i){
if((S >> (n - i)) & 1){
now ++;
}
else{
now --;
}
if(now <= mn){
mn = now;
p = i;
}
}
// int ans = 0;
// for(int i = 1; i <= n; ++ i){
// if(i - 1 == p){
// // ans += (1 << (n - i));
// continue;
// }
// else if((S >> (n - i) & 1)){
// ans += (1 << (n - i));
// }
// }
// return ans;
return S ^ (1 << (n - p - 1));
}
详细
Test #1:
score: 5
Accepted
time: 0ms
memory: 3804kb
input:
14 8
output:
OK
result:
ok "OK"
Test #2:
score: 5
Accepted
time: 1ms
memory: 3968kb
input:
15 8
output:
OK
result:
ok "OK"
Test #3:
score: 5
Accepted
time: 1ms
memory: 3644kb
input:
15 9
output:
OK
result:
ok "OK"
Test #4:
score: 5
Accepted
time: 0ms
memory: 3760kb
input:
15 10
output:
OK
result:
ok "OK"
Test #5:
score: 5
Accepted
time: 3ms
memory: 3608kb
input:
18 10
output:
OK
result:
ok "OK"
Test #6:
score: 5
Accepted
time: 6ms
memory: 3820kb
input:
19 10
output:
OK
result:
ok "OK"
Test #7:
score: 5
Accepted
time: 4ms
memory: 3804kb
input:
19 11
output:
OK
result:
ok "OK"
Test #8:
score: 5
Accepted
time: 3ms
memory: 3868kb
input:
19 12
output:
OK
result:
ok "OK"
Test #9:
score: 5
Accepted
time: 38ms
memory: 4480kb
input:
22 12
output:
OK
result:
ok "OK"
Test #10:
score: 5
Accepted
time: 84ms
memory: 4696kb
input:
23 12
output:
OK
result:
ok "OK"
Test #11:
score: 5
Accepted
time: 57ms
memory: 4600kb
input:
23 13
output:
OK
result:
ok "OK"
Test #12:
score: 5
Accepted
time: 44ms
memory: 4756kb
input:
23 14
output:
OK
result:
ok "OK"
Test #13:
score: 5
Accepted
time: 164ms
memory: 5712kb
input:
24 13
output:
OK
result:
ok "OK"
Test #14:
score: 5
Accepted
time: 349ms
memory: 8056kb
input:
25 13
output:
OK
result:
ok "OK"
Test #15:
score: 5
Accepted
time: 270ms
memory: 8064kb
input:
25 14
output:
OK
result:
ok "OK"
Test #16:
score: 5
Accepted
time: 184ms
memory: 7828kb
input:
25 15
output:
OK
result:
ok "OK"
Test #17:
score: 5
Accepted
time: 701ms
memory: 12172kb
input:
26 14
output:
OK
result:
ok "OK"
Test #18:
score: 5
Accepted
time: 942ms
memory: 20312kb
input:
27 14
output:
OK
result:
ok "OK"
Test #19:
score: 5
Accepted
time: 831ms
memory: 20320kb
input:
27 15
output:
OK
result:
ok "OK"
Test #20:
score: 5
Accepted
time: 770ms
memory: 20176kb
input:
27 16
output:
OK
result:
ok "OK"