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QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #385421 | #8160. 切割 | masterhuang | 15 | 210ms | 28112kb | C++20 | 1.4kb | 2024-04-10 19:05:11 | 2024-04-10 19:05:11 |
Judging History
answer
//洛谷 P5227
//https://www.luogu.com.cn/problem/P5227
#include<bits/stdc++.h>
#define LL long long
#define P pair<int,int>
#define fi first
#define se second
#define u64 unsigned long long
#define fr(x) freopen(#x".in","r",stdin);freopen(#x".out","w",stdout);
using namespace std;
mt19937_64 rnd(time(0));
const int N=1e6+5;
int n,m,q,B[9],b[9],tot,head[N],to[N<<1];u64 a[N],w[N],s[25];bool v[N];
struct edge{int to,nex,w;}e[N<<1];
map<P,int>mp;P c[N];
inline void add(int u,int v,int i)
{
mp[{u,v}]++;if(mp[{u,v}]>1) return;
e[++tot]={v,head[u],0};head[u]=tot;to[tot]=i;
e[++tot]={u,head[v],0};head[v]=tot;to[tot]=i;
}
void dfs(int x,int fa)
{
v[x]=1;
for(int i=head[x];i;a[x]^=w[to[i]],i=e[i].nex)
{
int y=e[i].to;
if(y^fa)
{
if(v[y]&&!w[to[i]]) w[to[i]]=rnd();
else if(!v[y]) dfs(y,x),w[to[i]]=a[y];
}
}
}
int main()
{
ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);cin>>n>>m;
for(int i=1,u,v;i<=m;i++) cin>>u>>v,(u>v)&&(swap(u,v),1),c[i]={u,v},add(u,v,i);dfs(1,0);cin>>q;
while(q--)
{
int K,k=0;cin>>K;for(int i=0;i<K;i++) cin>>B[i];sort(B,B+K);
for(int i=0;i<K;i++)
{
mp[c[B[i]]]--;
if(mp[c[B[i]]]>0) assert(0);
}
for(int i=0;i<K;i++)
{
if(!mp[c[B[i]]]) b[k++]=B[i];mp[c[B[i]]]++;
}
for(int i=1;i<(1<<k);i++) s[i]=s[i-(1<<__lg(i))]^w[b[__lg(i)]];
cout<<(*min_element(s+1,s+(1<<k))?"ymqOAO":"Bob")<<"\n";
}
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 0
Runtime Error
input:
1500 2000 1 2 1 3 3 4 1 5 4 6 2 7 2 8 4 9 3 10 3 11 6 12 7 13 11 14 5 15 11 16 3 17 11 18 7 19 14 20 11 21 13 22 9 23 2 24 4 25 5 26 13 27 7 28 8 29 19 30 23 31 5 32 29 33 10 34 1 35 8 36 19 37 27 38 15 39 34 40 5 41 10 42 31 43 35 44 9 45 9 46 7 47 9 48 3 49 27 50 40 51 43 52 43 53 10 54 37 55 49 5...
output:
result:
Test #2:
score: 5
Accepted
time: 4ms
memory: 12168kb
input:
1800 2000 1 2 1 3 3 4 1 5 4 6 2 7 2 8 4 9 3 10 3 11 6 12 7 13 11 14 5 15 11 16 3 17 11 18 7 19 14 20 11 21 13 22 9 23 2 24 4 25 5 26 13 27 7 28 8 29 19 30 23 31 5 32 29 33 10 34 1 35 8 36 19 37 27 38 15 39 34 40 5 41 10 42 31 43 35 44 9 45 9 46 7 47 9 48 3 49 27 50 40 51 43 52 43 53 10 54 37 55 49 5...
output:
Bob ymqOAO Bob Bob Bob Bob Bob Bob Bob Bob Bob ymqOAO Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob ymqOAO Bob Bob Bob Bob Bob ymqOAO ymqOAO Bob Bob Bob ymqOAO Bob ymqOAO Bob ymqOAO Bob Bob Bob Bob ymqOAO ymqOAO Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob ymqOAO ymqOAO Bob Bob Bob ymqOAO B...
result:
ok 1800 lines
Test #3:
score: 0
Time Limit Exceeded
input:
1000000 999999 1 2 1 3 3 4 1 5 4 6 2 7 2 8 4 9 3 10 3 11 6 12 7 13 11 14 5 15 11 16 3 17 11 18 7 19 14 20 11 21 13 22 9 23 2 24 4 25 5 26 13 27 7 28 8 29 19 30 23 31 5 32 29 33 10 34 1 35 8 36 19 37 27 38 15 39 34 40 5 41 10 42 31 43 35 44 9 45 9 46 7 47 9 48 3 49 27 50 40 51 43 52 43 53 10 54 37 55...
output:
Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob ...
result:
Test #4:
score: 5
Accepted
time: 210ms
memory: 26004kb
input:
100000 99999 1 2 1 3 3 4 1 5 4 6 2 7 2 8 4 9 3 10 3 11 6 12 7 13 11 14 5 15 11 16 3 17 11 18 7 19 14 20 11 21 13 22 9 23 2 24 4 25 5 26 13 27 7 28 8 29 19 30 23 31 5 32 29 33 10 34 1 35 8 36 19 37 27 38 15 39 34 40 5 41 10 42 31 43 35 44 9 45 9 46 7 47 9 48 3 49 27 50 40 51 43 52 43 53 10 54 37 55 4...
output:
Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob ...
result:
ok 100000 lines
Test #5:
score: 0
Runtime Error
input:
90000 100000 1 2 1 3 3 4 1 5 4 6 2 7 2 8 4 9 3 10 3 11 6 12 7 13 11 14 5 15 11 16 3 17 11 18 7 19 14 20 11 21 13 22 9 23 2 24 4 25 5 26 13 27 7 28 8 29 19 30 23 31 5 32 29 33 10 34 1 35 8 36 19 37 27 38 15 39 34 40 5 41 10 42 31 43 35 44 9 45 9 46 7 47 9 48 3 49 27 50 40 51 43 52 43 53 10 54 37 55 4...
output:
result:
Test #6:
score: 5
Accepted
time: 116ms
memory: 26024kb
input:
80000 100000 1 2 1 3 3 4 1 5 4 6 2 7 2 8 4 9 3 10 3 11 6 12 7 13 11 14 5 15 11 16 3 17 11 18 7 19 14 20 11 21 13 22 9 23 2 24 4 25 5 26 13 27 7 28 8 29 19 30 23 31 5 32 29 33 10 34 1 35 8 36 19 37 27 38 15 39 34 40 5 41 10 42 31 43 35 44 9 45 9 46 7 47 9 48 3 49 27 50 40 51 43 52 43 53 10 54 37 55 4...
output:
Bob Bob ymqOAO Bob ymqOAO ymqOAO ymqOAO Bob ymqOAO Bob ymqOAO Bob ymqOAO ymqOAO Bob Bob ymqOAO ymqOAO ymqOAO ymqOAO ymqOAO ymqOAO ymqOAO ymqOAO Bob ymqOAO ymqOAO Bob ymqOAO ymqOAO ymqOAO ymqOAO Bob ymqOAO ymqOAO Bob Bob ymqOAO Bob ymqOAO Bob Bob Bob ymqOAO ymqOAO Bob Bob Bob ymqOAO ymqOAO Bob ymqOAO...
result:
ok 80000 lines
Test #7:
score: 0
Wrong Answer
time: 191ms
memory: 28112kb
input:
80000 100000 1 2 1 3 3 4 1 5 4 6 2 7 2 8 4 9 3 10 3 11 6 12 7 13 11 14 5 15 11 16 3 17 11 18 7 19 14 20 11 21 13 22 9 23 2 24 4 25 5 26 13 27 7 28 8 29 19 30 23 31 5 32 29 33 10 34 1 35 8 36 19 37 27 38 15 39 34 40 5 41 10 42 31 43 35 44 9 45 9 46 7 47 9 48 3 49 27 50 40 51 43 52 43 53 10 54 37 55 4...
output:
Bob Bob Bob Bob ymqOAO ymqOAO Bob Bob Bob Bob Bob Bob ymqOAO ymqOAO Bob Bob ymqOAO Bob ymqOAO ymqOAO ymqOAO Bob ymqOAO Bob Bob Bob Bob Bob Bob Bob Bob ymqOAO Bob ymqOAO ymqOAO Bob Bob ymqOAO Bob ymqOAO Bob Bob Bob ymqOAO Bob Bob Bob Bob Bob ymqOAO Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob ...
result:
wrong answer 76838th lines differ - expected: 'Bob', found: 'ymqOAO'
Test #8:
score: 0
Runtime Error
input:
90000 100000 1 2 1 3 3 4 1 5 4 6 2 7 2 8 4 9 3 10 3 11 6 12 7 13 11 14 5 15 11 16 3 17 11 18 7 19 14 20 11 21 13 22 9 23 2 24 4 25 5 26 13 27 7 28 8 29 19 30 23 31 5 32 29 33 10 34 1 35 8 36 19 37 27 38 15 39 34 40 5 41 10 42 31 43 35 44 9 45 9 46 7 47 9 48 3 49 27 50 40 51 43 52 43 53 10 54 37 55 4...
output:
result:
Test #9:
score: 0
Runtime Error
input:
50000 100000 1 2 1 3 3 4 1 5 4 6 2 7 2 8 4 9 3 10 3 11 6 12 7 13 11 14 5 15 11 16 3 17 11 18 7 19 14 20 11 21 13 22 9 23 2 24 4 25 5 26 13 27 7 28 8 29 19 30 23 31 5 32 29 33 10 34 1 35 8 36 19 37 27 38 15 39 34 40 5 41 10 42 31 43 35 44 9 45 9 46 7 47 9 48 3 49 27 50 40 51 43 52 43 53 10 54 37 55 4...
output:
Bob Bob ymqOAO ymqOAO ymqOAO ymqOAO ymqOAO ymqOAO ymqOAO ymqOAO Bob ymqOAO Bob ymqOAO ymqOAO Bob Bob Bob ymqOAO Bob ymqOAO Bob ymqOAO ymqOAO ymqOAO ymqOAO ymqOAO Bob ymqOAO ymqOAO ymqOAO ymqOAO ymqOAO ymqOAO Bob ymqOAO Bob Bob Bob ymqOAO ymqOAO ymqOAO ymqOAO Bob ymqOAO Bob ymqOAO ymqOAO ymqOAO ymqOA...
result:
Test #10:
score: 0
Runtime Error
input:
90000 100000 1 2 1 3 3 4 1 5 4 6 2 7 2 8 4 9 3 10 3 11 6 12 7 13 11 14 5 15 11 16 3 17 11 18 7 19 14 20 11 21 13 22 9 23 2 24 4 25 5 26 13 27 7 28 8 29 19 30 23 31 5 32 29 33 10 34 1 35 8 36 19 37 27 38 15 39 34 40 5 41 10 42 31 43 35 44 9 45 9 46 7 47 9 48 3 49 27 50 40 51 43 52 43 53 10 54 37 55 4...
output:
result:
Test #11:
score: 0
Runtime Error
input:
60000 100000 1 2 1 3 3 4 1 5 4 6 2 7 2 8 4 9 3 10 3 11 6 12 7 13 11 14 5 15 11 16 3 17 11 18 7 19 14 20 11 21 13 22 9 23 2 24 4 25 5 26 13 27 7 28 8 29 19 30 23 31 5 32 29 33 10 34 1 35 8 36 19 37 27 38 15 39 34 40 5 41 10 42 31 43 35 44 9 45 9 46 7 47 9 48 3 49 27 50 40 51 43 52 43 53 10 54 37 55 4...
output:
ymqOAO Bob Bob ymqOAO ymqOAO Bob ymqOAO ymqOAO ymqOAO Bob ymqOAO ymqOAO ymqOAO Bob ymqOAO ymqOAO Bob ymqOAO ymqOAO Bob Bob ymqOAO Bob ymqOAO ymqOAO Bob Bob ymqOAO ymqOAO Bob ymqOAO ymqOAO ymqOAO Bob ymqOAO ymqOAO Bob ymqOAO ymqOAO ymqOAO Bob ymqOAO ymqOAO ymqOAO ymqOAO ymqOAO ymqOAO Bob Bob Bob ymqO...
result:
Test #12:
score: 0
Runtime Error
input:
66000 100000 1 2 1 3 3 4 1 5 4 6 2 7 2 8 4 9 3 10 3 11 6 12 7 13 11 14 5 15 11 16 3 17 11 18 7 19 14 20 11 21 13 22 9 23 2 24 4 25 5 26 13 27 7 28 8 29 19 30 23 31 5 32 29 33 10 34 1 35 8 36 19 37 27 38 15 39 34 40 5 41 10 42 31 43 35 44 9 45 9 46 7 47 9 48 3 49 27 50 40 51 43 52 43 53 10 54 37 55 4...
output:
Bob Bob ymqOAO ymqOAO Bob Bob ymqOAO Bob ymqOAO ymqOAO ymqOAO ymqOAO ymqOAO ymqOAO ymqOAO Bob ymqOAO ymqOAO ymqOAO ymqOAO ymqOAO Bob ymqOAO ymqOAO Bob ymqOAO Bob ymqOAO ymqOAO Bob ymqOAO ymqOAO ymqOAO ymqOAO Bob ymqOAO Bob Bob Bob ymqOAO ymqOAO Bob ymqOAO ymqOAO ymqOAO ymqOAO Bob ymqOAO ymqOAO Bob y...
result:
Test #13:
score: 0
Time Limit Exceeded
input:
915000 1000000 1 2 1 3 3 4 1 5 1 6 3 7 1 8 7 9 1 10 5 11 5 12 7 13 13 14 1 15 6 16 10 17 12 18 18 19 19 20 11 21 19 22 20 23 15 24 9 25 3 26 19 27 2 28 5 29 8 30 26 31 3 32 6 33 2 34 10 35 32 36 33 37 9 38 11 39 7 40 21 41 11 42 7 43 39 44 33 45 31 46 1 47 46 48 1 49 22 50 46 51 34 52 38 53 33 54 25...
output:
Bob Bob Bob ymqOAO Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob ymqOAO Bob Bob Bob ymqOAO Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob ymqOAO Bob Bob Bob Bob Bob Bob Bob Bob ymqOAO Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob ymqOAO Bob Bob Bob Bob Bob ymqOAO Bob Bob Bob...
result:
Test #14:
score: 0
Time Limit Exceeded
input:
915000 1000000 1 2 1 3 1 4 1 5 1 6 6 7 7 8 2 9 9 10 1 11 5 12 7 13 1 14 11 15 8 16 7 17 4 18 1 19 2 20 5 21 6 22 19 23 9 24 1 25 1 26 5 27 26 28 1 29 1 30 1 31 20 32 17 33 23 34 17 35 16 36 21 37 16 38 37 39 31 40 37 41 25 42 9 43 13 44 5 45 10 46 2 47 19 48 35 49 45 50 41 51 21 52 15 53 30 54 49 55...
output:
Bob ymqOAO Bob ymqOAO Bob Bob ymqOAO Bob Bob Bob ymqOAO Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob ymqOAO Bob Bob Bob Bob Bob Bob ymqOAO ymqOAO Bob Bob ymqOAO Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob ymqOAO Bob Bob Bob ymqOAO Bob Bob Bob Bob Bob ymqOAO Bob Bob ymqOAO Bob Bob ...
result:
Test #15:
score: 0
Time Limit Exceeded
input:
915000 1000000 1 2 1 3 1 4 1 5 2 6 1 7 6 8 1 9 4 10 9 11 5 12 1 13 7 14 9 15 7 16 5 17 17 18 7 19 11 20 15 21 7 22 15 23 11 24 4 25 20 26 9 27 22 28 1 29 12 30 25 31 26 32 31 33 23 34 26 35 34 36 1 37 30 38 13 39 1 40 37 41 2 42 20 43 42 44 16 45 45 46 39 47 43 48 45 49 37 50 21 51 6 52 44 53 30 54 ...
output:
Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob ymqOAO Bob Bob Bob Bob Bob Bob Bob ymqOAO Bob Bob Bob Bob Bob ymqOAO Bob Bob Bob Bob Bob ymqOAO Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob ymqOAO ymqOAO Bob Bob Bob Bob Bob Bob Bob Bob ymqOAO Bob Bob Bob Bob Bob Bob Bob Bob...
result:
Test #16:
score: 0
Time Limit Exceeded
input:
915000 1000000 1 2 1 3 1 4 1 5 3 6 3 7 5 8 1 9 2 10 8 11 10 12 11 13 1 14 11 15 13 16 1 17 13 18 7 19 7 20 19 21 19 22 1 23 7 24 9 25 11 26 17 27 15 28 7 29 1 30 18 31 27 32 26 33 1 34 27 35 2 36 13 37 20 38 19 39 10 40 1 41 17 42 29 43 1 44 25 45 19 46 7 47 12 48 1 49 37 50 31 51 1 52 23 53 42 54 1...
output:
Bob Bob Bob Bob ymqOAO Bob Bob Bob Bob Bob Bob ymqOAO Bob ymqOAO Bob Bob Bob Bob ymqOAO Bob Bob Bob ymqOAO Bob ymqOAO Bob Bob Bob Bob ymqOAO Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob ymqOAO Bob ymqOAO Bob ymqOAO Bob Bob Bob Bob Bob Bob Bob Bob Bo...
result:
Test #17:
score: 0
Time Limit Exceeded
input:
915000 1000000 1 2 1 3 3 4 4 5 5 6 1 7 6 8 7 9 4 10 1 11 10 12 4 13 1 14 6 15 6 16 1 17 9 18 13 19 16 20 9 21 15 22 12 23 16 24 3 25 3 26 15 27 15 28 9 29 27 30 3 31 16 32 13 33 19 34 30 35 3 36 13 37 8 38 37 39 16 40 28 41 9 42 9 43 43 44 33 45 7 46 41 47 3 48 41 49 4 50 21 51 3 52 17 53 2 54 39 55...
output:
Bob Bob ymqOAO Bob Bob Bob Bob Bob Bob Bob Bob ymqOAO Bob Bob Bob ymqOAO Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob ymqOAO Bob ymqOAO Bob Bob Bob ymqOAO Bob Bob Bob Bob Bob Bob Bob Bob Bob ymqOAO Bob Bob Bob ymqOAO Bob ymqOAO Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob ymqOAO ymqOAO Bob...
result:
Test #18:
score: 0
Time Limit Exceeded
input:
915000 1000000 1 2 1 3 1 4 3 5 4 6 1 7 1 8 2 9 1 10 5 11 2 12 5 13 5 14 11 15 1 16 15 17 17 18 7 19 16 20 18 21 1 22 13 23 14 24 16 25 7 26 7 27 16 28 22 29 11 30 1 31 25 32 17 33 1 34 2 35 27 36 36 37 9 38 28 39 19 40 1 41 15 42 22 43 36 44 4 45 42 46 39 47 21 48 21 49 15 50 21 51 1 52 45 53 8 54 1...
output:
Bob Bob Bob Bob ymqOAO Bob Bob ymqOAO Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob ymqOAO Bob Bob Bob Bob Bob Bob Bob ymqOAO Bob Bob Bob Bob Bob ymqOAO ymqOAO Bob Bob ymqOAO Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob ymqOAO Bob Bob Bob ymqOAO Bob ymqOAO Bob Bob Bob Bo...
result:
Test #19:
score: 0
Time Limit Exceeded
input:
915000 1000000 1 2 1 3 1 4 1 5 4 6 3 7 7 8 3 9 4 10 1 11 9 12 7 13 2 14 1 15 4 16 3 17 13 18 1 19 1 20 15 21 16 22 7 23 19 24 17 25 15 26 14 27 10 28 21 29 8 30 1 31 21 32 9 33 19 34 23 35 1 36 29 37 30 38 15 39 28 40 35 41 41 42 1 43 11 44 6 45 20 46 23 47 44 48 13 49 34 50 49 51 35 52 38 53 36 54 ...
output:
Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob ymqOAO Bob Bob Bob Bob Bob ymqOAO Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob ymqOAO ymqOAO Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob ymqOAO ymqOAO Bob Bob Bob ymqOAO Bob ymqOAO Bob Bob Bob Bob Bob Bob ymqOAO Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob B...
result:
Test #20:
score: 0
Time Limit Exceeded
input:
915000 1000000 1 2 1 3 3 4 1 5 2 6 3 7 2 8 1 9 4 10 5 11 8 12 1 13 8 14 5 15 11 16 7 17 7 18 18 19 14 20 9 21 17 22 8 23 11 24 13 25 1 26 11 27 15 28 1 29 17 30 1 31 29 32 28 33 1 34 5 35 15 36 19 37 13 38 17 39 35 40 1 41 5 42 25 43 2 44 27 45 1 46 13 47 3 48 33 49 22 50 35 51 36 52 14 53 32 54 16 ...
output:
Bob Bob Bob Bob Bob Bob ymqOAO Bob Bob Bob Bob ymqOAO Bob Bob Bob Bob Bob Bob Bob Bob ymqOAO Bob Bob Bob Bob Bob Bob Bob Bob ymqOAO ymqOAO ymqOAO Bob Bob Bob Bob Bob Bob Bob Bob Bob ymqOAO ymqOAO Bob Bob Bob Bob Bob Bob ymqOAO Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob Bob y...