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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#735541#9573. Social Mediaucup-team1412#WA 16ms3636kbC++141.7kb2024-11-11 20:35:032024-11-11 20:35:03

Judging History

你现在查看的是最新测评结果

  • [2024-11-11 20:35:03]
  • 评测
  • 测评结果:WA
  • 用时:16ms
  • 内存:3636kb
  • [2024-11-11 20:35:03]
  • 提交

answer

#include <iostream>
#include <string>
#include <set>
#include <map>
#include <vector>
#include <algorithm>

using namespace std;
typedef long long ll;
#define endl '\n'
const ll maxn=2e5+10;
bool fri[maxn];
ll cnt[maxn];
bool cmp(ll a,ll b){
    return a>b;
}

struct edge{
    ll u,v;
    bool operator<(const edge &b)const{
        return u<b.u;
    }
};

signed main(){
    ios::sync_with_stdio(false);
    cin.tie(0);
    ll t;
    cin>>t;
    while(t--){
        ll n,m,k;
        cin>>n>>m>>k;
        vector<pair<ll,ll>> vp;
        map<edge,ll> mp;
        for(ll i=1;i<=k;i++){
            cnt[i]=0;
            fri[i]=false;
        }
        for(ll i=1;i<=n;i++){
            ll temp;
            cin>>temp;
            fri[temp]=true;
        }
        
        ll ans=0;
        for(ll i=1;i<=m;i++){
            ll x,y;
            cin>>x>>y;
            if(fri[x]&&fri[y]){
                ans++;
            }
            else if((!fri[x])&&fri[y]){
                cnt[x]++;
            }
            else if(fri[x]&&(!fri[y])){
                cnt[y]++;
            }
            else{
                if(x>y) swap(x,y);
                vp.push_back({x,y});
            }
        }
        ll mx=0;
        for(auto it:vp){
            ll x=it.first,y=it.second;
            if(mp.find({x,y})!=mp.end()){
                mp[{x,y}]++;
            }
            else{
                mp[{x,y}]=cnt[x]+cnt[y];
            }
        }
        sort(cnt+1,cnt+1+k,cmp);
        for(auto it:mp){
            mx=max(mx,it.second);
        }
        ans+=max(mx,cnt[1]+cnt[2]);
        cout<<ans<<endl;
    }


    return 0;
}

Details

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Test #1:

score: 100
Accepted
time: 0ms
memory: 3552kb

input:

5
4 12 7
5 7 3 6
3 6
2 2
1 4
2 4
1 3
7 6
4 1
5 4
1 1
1 1
2 1
3 7
2 7 6
2 4
1 2
3 2
2 5
5 4
2 6
4 6
2 6
1 1 2
1
1 2
2 1 2
1 2
1 2
2 1 100
24 11
11 24

output:

9
5
1
1
1

result:

ok 5 number(s): "9 5 1 1 1"

Test #2:

score: -100
Wrong Answer
time: 16ms
memory: 3636kb

input:

10000
19 12 20
8 12 1 5 11 7 17 13 19 6 3 9 10 15 14 20 4 18 16
4 11
7 1
8 4
16 19
1 13
15 2
16 2
8 7
3 15
11 13
5 20
18 14
17 14 20
2 9 1 12 8 11 10 17 18 16 3 15 5 14 20 13 7
15 10
3 2
5 16
7 8
6 1
6 4
18 16
1 8
4 1
20 6
6 9
4 15
7 5
14 9
1 3 18
9
15 18
17 15
11 14
7 19 7
3 1 2 5 6 4 7
5 1
4 5
3 1...

output:

12
13
1
19
5
4
1
11
19
4
3
10
5
0
4
19
15
3
18
4
17
5
1
2
5
17
3
2
6
15
6
4
5
4
4
6
3
7
3
1
17
15
1
4
6
12
12
7
6
8
8
6
8
11
16
0
3
9
8
14
2
6
19
19
16
7
20
14
8
12
6
9
6
8
2
17
9
5
5
3
5
8
20
8
12
11
9
5
3
5
3
0
8
5
8
11
7
14
10
9
8
11
7
9
5
2
6
14
10
5
3
5
4
10
1
6
9
16
5
2
19
1
3
8
7
10
3
2
1
15
...

result:

wrong answer 2nd numbers differ - expected: '14', found: '13'