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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#178648 | #7107. Chaleur | PlentyOfPenalty# | AC ✓ | 478ms | 21384kb | C++20 | 1.5kb | 2023-09-14 10:28:01 | 2023-09-14 10:28:01 |
Judging History
answer
#include<bits/stdc++.h>
#ifndef memset0
#define endl '\n'
#endif
using namespace std;
const int N=1e5+9;
int T,n,m,p[N],deg[N];
vector<int> a,b,G[N];
set<int> set_a,set_b;
int solveF(){
int cnt=0;
for(int x:b)
if(G[x].size()==a.size()){
++cnt;
}
if(cnt){
return cnt;
}
cnt=1;
for(int x:b)
if(G[x].size()==a.size()-1){
++cnt;
}
return cnt;
}
int solveG(){
for(int u=1;u<=n;u++){
deg[u]=0;
for(int v:G[u])
if(!set_a.count(v)){
deg[u]++;
}
}
int cnt=0;
for(int x:a)
if(deg[x]==0){
++cnt;
}
if(cnt){
return cnt;
}
cnt=1;
for(int x:a){
if(deg[x]==1){
++cnt;
}
}
return cnt;
}
int main(){
#ifdef memset0
freopen("F.in","r",stdin);
#endif
ios::sync_with_stdio(0),cin.tie(0);
cin>>T;
while(T--){
cin>>n>>m;
for(int i=1;i<=n;i++){
G[i].clear();
}
for(int u,v,i=1;i<=m;i++){
cin>>u>>v;
G[u].push_back(v);
G[v].push_back(u);
}
for(int i=1;i<=n;i++){
p[i]=i;
}
sort(p+1,p+n+1,[&](int x,int y){
return G[x].size()>G[y].size();
});
a.clear(),set_a.clear();
b.clear(),set_b.clear();
for(int i=1;i<=n;i++){
int u=p[i];
int cnt=0;
for(int v:G[u]){
if(set_a.count(v)){
++cnt;
}
}
if(cnt==(int)a.size()){
a.push_back(u);
set_a.insert(u);
}
}
for(int i=1;i<=n;i++)
if(!set_a.count(i)){
b.push_back(i);
set_b.insert(i);
}
cout<<solveF()<<" "<<solveG()<<endl;
}
}
这程序好像有点Bug,我给组数据试试?
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 2ms
memory: 5820kb
input:
3 3 2 1 2 2 3 6 6 1 2 2 3 1 3 1 4 2 5 3 6 4 1 1 2
output:
2 1 1 4 1 2
result:
ok 3 lines
Test #2:
score: 0
Accepted
time: 478ms
memory: 21384kb
input:
2231 1 0 5 7 4 1 3 4 3 1 3 5 4 2 3 2 4 5 5 4 2 1 2 5 2 4 2 3 5 10 3 2 2 5 1 4 4 2 4 5 1 2 1 3 3 5 3 4 1 5 5 10 1 3 2 4 1 4 5 2 2 3 1 5 5 4 1 2 3 4 5 3 5 9 2 5 3 5 2 3 2 1 4 3 3 1 4 1 4 5 2 4 5 4 4 2 4 1 4 5 4 3 5 9 4 1 4 5 3 4 2 4 2 1 3 1 2 5 3 5 3 2 5 4 2 5 2 3 2 1 2 4 5 9 5 2 1 3 4 3 1 2 5 4 4 2 5...
output:
1 1 3 1 4 1 1 5 1 5 2 1 4 1 2 1 4 1 2 1 2 1 3 1 4 1 4 1 1 5 2 1 4 1 1 5 1 5 1 5 3 1 4 1 4 1 4 1 3 1 3 1 4 1 4 1 2 1 4 1 4 1 1 5 1 5 2 1 4 1 4 1 4 1 3 1 2 1 4 1 2 1 4 1 4 1 4 1 3 1 1 5 4 1 4 1 1 5 2 1 4 1 2 1 2 1 1 5 4 1 1 5 3 1 4 1 1 5 2 1 1 5 3 1 3 1 1 5 3 1 3 1 2 1 1 5 4 1 3 1 1 5 2 1 3 1 2 1 2 1 ...
result:
ok 2231 lines
Extra Test:
score: 0
Extra Test Passed