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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 |
---|---|---|---|---|---|---|---|---|---|
#833047 | #9241. Sphinx | dongyc666# | 0 | 22ms | 3868kb | C++17 | 3.8kb | 2024-12-26 12:27:20 | 2024-12-26 12:27:21 |
Judging History
answer
#include "sphinx.h"
#include<bits/stdc++.h>
using namespace std;
const int NR=300;
int n,m,c[NR],fa[NR],tot,cnt,opt[NR],ans[NR];
vector<int>g[NR];
#define pb emplace_back
void init(){
for(int i=1;i<=n;i++)fa[i]=i;
cnt=n;
}
int get(int x){
if(fa[x]==x)return x;
return fa[x]=get(fa[x]);
}
void merge(int x,int y){
x=get(x);y=get(y);
if(x==y)return;
fa[x]=y;cnt--;
}
vector<int> find_colours(int N, vector<int> X, vector<int> Y) {
n=N;m=X.size();
for(int i=0;i<m;i++)g[X[i]+1].pb(Y[i]+1),g[Y[i]+1].pb(X[i]+1);
for(int i=1;i<=n;i++)c[i]=i-1;
for(int i=1;i<=n;i++){
vector<int>buc;
for(int x:g[i])
if(x<i)buc.pb(x);
if(!buc.size())continue;
sort(buc.begin(),buc.end());
// printf("i:%d\n",i);
// for(int x:buc)printf("%d ",x);puts("");
int L=0,R=buc.size()-1;
while(L<=R){
init();
for(int j=1;j<=n;j++)opt[j]=-1;
for(int j=L;j<=R;j++)opt[buc[j]]=1;
opt[i]=1;
for(int j=1;j<=n;j++)
for(int x:g[j])
if(opt[j]==opt[x]){
if(opt[j]==-1)merge(j,x);
else if(c[j]==c[x])merge(j,x);
}
// printf("mid:%d cnt:%d\n",mid,cnt);
// for(int j=1;j<=n;j++)printf("%d ",opt[j]);puts("");
// for(int j=1;j<=n;j++)printf("%d ",get(j));puts("");
vector<int>arr;
for(int i=1;i<=n;i++)
if(opt[i]==-1)arr.pb(n);
else arr.pb(-1);
int tmp=perform_experiment(arr);
if(tmp==cnt)break;
int l=L,r=R,res=-1;
while(l<=r){
int mid=(l+r)>>1;init();
for(int j=1;j<=n;j++)opt[j]=-1;
for(int j=L;j<=mid;j++)opt[buc[j]]=1;
opt[i]=1;
for(int j=1;j<=n;j++)
for(int x:g[j])
if(opt[j]==opt[x]){
if(opt[j]==-1)merge(j,x);
else if(c[j]==c[x])merge(j,x);
}
// printf("mid:%d cnt:%d\n",mid,cnt);
// for(int j=1;j<=n;j++)printf("%d ",opt[j]);puts("");
// for(int j=1;j<=n;j++)printf("%d ",get(j));puts("");
vector<int>arr;
for(int i=1;i<=n;i++)
if(opt[i]==-1)arr.pb(n);
else arr.pb(-1);
int tmp=perform_experiment(arr);
// printf("tmp:%d\n",tmp);
if(tmp!=cnt)res=mid,r=mid-1;
else l=mid+1;
}
if(res==-1)break;
else{
int x=c[buc[res]];
for(int j=1;j<=n;j++)
if(c[j]==x)c[j]=i-1;
L=res+1;
}
}
}
for(int i=1;i<=n;i++)
if(c[i]==i-1){
vector<int>buc;
for(int j=1;j<=n;j++)
if(c[i]==c[j])buc.pb(j);
set<int>s;
for(int x:buc)
for(int y:g[x])
if(c[y]!=c[i])s.insert(y);
int k=s.size(),now=0,res=-1,l,r;
// printf("i:%d\n",i);
while(now<n-1){
for(int j=1;j<=n;j++)opt[j]=-1;
for(int x:buc)opt[x]=1;
for(int x:s)opt[x]=0;
init();
for(int j=1;j<=n;j++)
for(int x:g[j])
if(opt[j]==opt[x]&&opt[j]){
if(opt[j]==-1)merge(j,x);
else if(c[j]==c[x])merge(j,x);
}
vector<int>arr;
for(int i=1;i<=n;i++)
if(!opt[i])arr.pb(now++);
else if(opt[i]==-1)arr.pb(n);
else arr.pb(-1);
// for(int i=0;i<n;i++)cout<<arr[i]<<' ';cout<<endl;
int tmp=perform_experiment(arr);
// printf("now:%d k:%d %d %d\n",now,k,cnt,tmp);
if(tmp!=cnt){
r=min(now-1,n-2);l=now-k;res=0;
break;
}
}
if(res==-1)ans[i]=n-1;
else{
while(l<r){
int mid=(l+r)>>1;
for(int j=1;j<=n;j++)opt[j]=-1;
for(int x:buc)opt[x]=1;
for(int x:s)opt[x]=0;
init();
for(int j=1;j<=n;j++)
for(int x:g[j])
if(opt[j]==opt[x]&&opt[j]){
if(opt[j]==-1)merge(j,x);
else if(c[j]==c[x])merge(j,x);
}
vector<int>arr;
int now=l;
for(int i=1;i<=n;i++)
if(!opt[i])arr.pb(min(now++,mid));
else if(opt[i]==-1)arr.pb(n);
else arr.pb(-1);
int tmp=perform_experiment(arr);
if(tmp!=cnt)r=mid;
else l=mid+1;
}
ans[i]=l;
}
}
vector<int>arr;
for(int i=1;i<=n;i++)arr.pb(ans[c[i]+1]);
return arr;
}
詳細信息
Subtask #1:
score: 0
Runtime Error
Test #1:
score: 0
Runtime Error
input:
1978433568 2 1 0 1 1978433568 1 1978433568 1 1978433568 1 1978433568 1 1978433568 1 1978433568 1 1978433568 1 1978433568 1 1978433568 1 1978433568 1 1978433568 1 1978433568 1 1978433568 1 1978433568 1 1978433568 1 1978433568 1 1978433568 1 1978433568 1 1978433568 1 1978433568 1 1978433568 1 19784335...
output:
877694080 -1 -1 877694080 -1 -1 877694080 -1 -1 877694080 -1 -1 877694080 -1 -1 877694080 -1 -1 877694080 -1 -1 877694080 -1 -1 877694080 -1 -1 877694080 -1 -1 877694080 -1 -1 877694080 -1 -1 877694080 -1 -1 877694080 -1 -1 877694080 -1 -1 877694080 -1 -1 877694080 -1 -1 877694080 -1 -1 877694080 -1...
result:
Subtask #2:
score: 0
Skipped
Dependency #1:
0%
Subtask #3:
score: 0
Runtime Error
Test #34:
score: 33
Accepted
time: 14ms
memory: 3836kb
input:
1978433568 250 249 0 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 20 20 21 21 22 22 23 23 24 24 25 25 26 26 27 27 28 28 29 29 30 30 31 31 32 32 33 33 34 34 35 35 36 36 37 37 38 38 39 39 40 40 41 41 42 42 43 43 44 44 45 45 46 46 47 47 48 48 49 49 50 ...
output:
877694080 -1 -1 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 ...
result:
ok #experiments: 616
Test #35:
score: 33
Accepted
time: 21ms
memory: 3780kb
input:
1978433568 250 249 0 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 20 20 21 21 22 22 23 23 24 24 25 25 26 26 27 27 28 28 29 29 30 30 31 31 32 32 33 33 34 34 35 35 36 36 37 37 38 38 39 39 40 40 41 41 42 42 43 43 44 44 45 45 46 46 47 47 48 48 49 49 50 ...
output:
877694080 -1 -1 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 ...
result:
ok #experiments: 1056
Test #36:
score: 33
Accepted
time: 16ms
memory: 3768kb
input:
1978433568 250 249 0 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 20 20 21 21 22 22 23 23 24 24 25 25 26 26 27 27 28 28 29 29 30 30 31 31 32 32 33 33 34 34 35 35 36 36 37 37 38 38 39 39 40 40 41 41 42 42 43 43 44 44 45 45 46 46 47 47 48 48 49 49 50 ...
output:
877694080 -1 -1 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 ...
result:
ok #experiments: 1273
Test #37:
score: 33
Accepted
time: 22ms
memory: 3868kb
input:
1978433568 250 249 0 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 20 20 21 21 22 22 23 23 24 24 25 25 26 26 27 27 28 28 29 29 30 30 31 31 32 32 33 33 34 34 35 35 36 36 37 37 38 38 39 39 40 40 41 41 42 42 43 43 44 44 45 45 46 46 47 47 48 48 49 49 50 ...
output:
877694080 -1 -1 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 ...
result:
ok #experiments: 1508
Test #38:
score: 0
Runtime Error
input:
1978433568 250 249 0 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 20 20 21 21 22 22 23 23 24 24 25 25 26 26 27 27 28 28 29 29 30 30 31 31 32 32 33 33 34 34 35 35 36 36 37 37 38 38 39 39 40 40 41 41 42 42 43 43 44 44 45 45 46 46 47 47 48 48 49 49 50 ...
output:
877694080 -1 -1 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 ...
result:
Subtask #4:
score: 0
Runtime Error
Test #43:
score: 0
Runtime Error
input:
1978433568 250 31125 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 10 0 11 0 12 0 13 0 14 0 15 0 16 0 17 0 18 0 19 0 20 0 21 0 22 0 23 0 24 0 25 0 26 0 27 0 28 0 29 0 30 0 31 0 32 0 33 0 34 0 35 0 36 0 37 0 38 0 39 0 40 0 41 0 42 0 43 0 44 0 45 0 46 0 47 0 48 0 49 0 50 0 51 0 52 0 53 0 54 0 55 0 56 0 57 0 5...
output:
877694080 -1 -1 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 ...
result:
Subtask #5:
score: 0
Skipped
Dependency #1:
0%