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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 |
---|---|---|---|---|---|---|---|---|---|
#734762 | #9474. Colored Nodes | vision | WA | 379ms | 16360kb | C++20 | 1.7kb | 2024-11-11 14:58:20 | 2024-11-11 14:58:24 |
Judging History
answer
#include <bits/stdc++.h>
#define int long long
#define lson k<<1
#define rson (k<<1)|1
#define debug cout<<666<<endl;
using namespace std;
const int N=1e6+5;
vector<int>v[N];
int col[N];
void vision()
{
int n,m;
while(cin>>n>>m){
for(int i=1;i<=n;i++){
col[i]=i;
v[i].clear();
}
for(int i=1;i<=m;i++){
int x,y;
cin>>x>>y;
v[x].push_back(y);
v[y].push_back(x);
}
for(int i=1;i<=n;i++){
for(auto it:v[i]){
col[it]=col[i];
}
}
for(int i=1;i<=n;i++){
for(auto it:v[i]){
col[it]=col[i];
}
}
map<int,int>mp;
for(int i=1;i<=n;i++){
mp[col[i]]++;
}
for(auto it:mp){
mp[it.first]=it.second*n;
}
for(int i=1;i<n;i++){
int tmp=n-i;
for(auto it:v[i]){
if(col[it]==col[i])continue;
mp[col[it]]-=tmp;
mp[col[i]]+=tmp;
col[it]=col[i];
}
}
vector<int>vv;
for(auto it:mp){
vv.push_back(it.second);
}
sort(vv.begin(),vv.end(),greater<int>());
for(auto it:vv){
// cout<<it<<" ";
double now=(double)it/(double)(n);
cout<<fixed<<setprecision(6)<<now<<"\n";
}
}
return ;
}
signed main()
{
ios_base::sync_with_stdio(false);
cin.tie(nullptr);
cout.tie(nullptr);
int t=1;
// cin>>t;
while(t--){
vision();
}
return 0;
}
详细
Test #1:
score: 100
Accepted
time: 2ms
memory: 3764kb
input:
5 5 1 2 2 5 3 4 4 5 3 5 5 4 1 2 2 5 5 4 4 3
output:
3.000000 2.000000 2.800000 2.200000
result:
ok 4 lines
Test #2:
score: -100
Wrong Answer
time: 379ms
memory: 16360kb
input:
10 10 1 2 2 3 3 4 4 5 5 6 10 7 7 8 8 9 9 10 6 9 10 10 6 5 5 3 3 4 4 2 6 1 10 7 7 8 8 9 9 10 6 10 4 3 1 2 2 3 3 4 8 12 4 7 7 6 7 2 7 3 2 5 5 7 4 3 7 2 7 6 3 4 4 5 4 8 100 100 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...
output:
5.600000 4.400000 6.000000 4.000000 4.000000 7.000000 1.000000 51.540000 3.450000 3.370000 3.030000 2.970000 2.970000 2.970000 2.970000 2.970000 2.970000 2.970000 2.970000 2.970000 2.970000 2.970000 2.970000 2.970000 21.660000 15.660000 5.290000 3.930000 3.450000 3.430000 2.970000 2.970000 2.970000 ...
result:
wrong answer 9th lines differ - expected: '3.028750', found: '3.450000'