Submission #1769094


Source Code Expand

#include<bits/stdc++.h>
using namespace std;
#define int long long
#define vi vector<int>
#define vvi vector<vi>
#define vs vector<string>
#define pb push_back
#define P pair<int,int>
#define vp vector<P>
#define PP pair<P,int>
#define vpp vector<PP>
#define fi first
#define se second
#define INF (1LL<<50)
#define MOD 1000000007
#define REP(i,n) for(int i=0;i<n;i++)
#define REPR(i,n) for(int i=n;i>=0;i--)
#define FOR(i,m,n) for(int i=m;i<n;i++)
#define all(x) (x).begin(),(x).end()
const int MAX_V=110;
//辺を表す構造体(行き先,容量,逆辺)
struct edge{int to,cap,rev;};
vector<edge> G[MAX_V];  //隣接リスト
bool used[MAX_V];       //dfsの探索済フラグ

//fromからtoに向かう容量capの辺をグラフに追加
void add_edge(int from,int to,int cap){
    G[from].pb((edge){to,cap,(int)G[to].size()});
    G[to].pb((edge){from,0,(int)G[from].size()-1});
}

//増加パスをDFSで探す
int dfs(int v,int t,int f){
    if(v==t)return f;
    used[v]=true;
    REP(i,G[v].size()){
        edge& e=G[v][i];
        if(!used[e.to]&&e.cap>0){
            int d=dfs(e.to,t,min(f,e.cap));
            if(d>0){
                e.cap-=d;
                G[e.to][e.rev].cap+=d;
                return d;
            }
        }
    }
    return 0;
}

//sからtの最大流
int max_flow(int s,int t){
    int flow=0;
        for(;;){
        memset(used,0,sizeof(used));
        int f=dfs(s,t,INF);
        if(f==0)return flow;
        flow+=f;
    }
}

signed main(){
    int n,m,k;
    cin>>n>>k>>m;
    REP(i,k){
        int t;
        cin>>t;
        add_edge(t,n+1,1);
    }
    REP(i,m){
        int a,b;
        cin>>a>>b;
        add_edge(a,b,1);
        add_edge(b,a,1);
    }
    cout<<max_flow(0,n+1)<<endl;
    return 0;
}

Submission Info

Submission Time
Task D - 浮気予防
User SugarDragon5
Language C++14 (GCC 5.4.1)
Score 100
Code Size 1837 Byte
Status AC
Exec Time 4 ms
Memory 896 KB

Judge Result

Set Name part All
Score / Max Score 99 / 99 1 / 1
Status
AC × 27
AC × 61
Set Name Test Cases
part test_01_AB.txt, test_02_AB.txt, test_03_AB.txt, test_04_AB.txt, test_05_AB.txt, test_06_AB.txt, test_07_AB.txt, test_08_AB.txt, test_09_AB.txt, test_10_AB.txt, test_11_AB.txt, test_12_AB.txt, test_13_AB.txt, test_14_AB.txt, test_15_AB.txt, test_16_AB.txt, test_17_AB.txt, test_18_AB.txt, test_19_AB.txt, test_20_AB.txt, test_21_AB.txt, test_22_AB.txt, test_23_AB.txt, test_24_AB.txt, test_25_AB.txt, test_41_AB.txt, test_47_AB.txt
All sample_01.txt, sample_02.txt, sample_03.txt, sample_04.txt, sample_05.txt, sample_01.txt, sample_02.txt, sample_03.txt, sample_04.txt, sample_05.txt, test_01_AB.txt, test_02_AB.txt, test_03_AB.txt, test_04_AB.txt, test_05_AB.txt, test_06_AB.txt, test_07_AB.txt, test_08_AB.txt, test_09_AB.txt, test_10_AB.txt, test_11_AB.txt, test_12_AB.txt, test_13_AB.txt, test_14_AB.txt, test_15_AB.txt, test_16_AB.txt, test_17_AB.txt, test_18_AB.txt, test_19_AB.txt, test_20_AB.txt, test_21_AB.txt, test_22_AB.txt, test_23_AB.txt, test_24_AB.txt, test_25_AB.txt, test_26_A.txt, test_27_A.txt, test_28_A.txt, test_29_A.txt, test_30_A.txt, test_31_A.txt, test_32_A.txt, test_33_A.txt, test_34_A.txt, test_35_A.txt, test_36_A.txt, test_37_A.txt, test_38_A.txt, test_39_A.txt, test_40_A.txt, test_41_AB.txt, test_42_A.txt, test_43_A.txt, test_44_A.txt, test_45_A.txt, test_46_A.txt, test_47_AB.txt, test_48_A.txt, test_49_A.txt, test_50_A.txt, test_51_A.txt
Case Name Status Exec Time Memory
sample_01.txt AC 1 ms 256 KB
sample_02.txt AC 1 ms 256 KB
sample_03.txt AC 1 ms 256 KB
sample_04.txt AC 1 ms 256 KB
sample_05.txt AC 1 ms 256 KB
test_01_AB.txt AC 1 ms 256 KB
test_02_AB.txt AC 1 ms 256 KB
test_03_AB.txt AC 1 ms 256 KB
test_04_AB.txt AC 1 ms 256 KB
test_05_AB.txt AC 1 ms 256 KB
test_06_AB.txt AC 1 ms 256 KB
test_07_AB.txt AC 1 ms 256 KB
test_08_AB.txt AC 1 ms 256 KB
test_09_AB.txt AC 1 ms 256 KB
test_10_AB.txt AC 1 ms 256 KB
test_11_AB.txt AC 1 ms 256 KB
test_12_AB.txt AC 1 ms 256 KB
test_13_AB.txt AC 1 ms 256 KB
test_14_AB.txt AC 1 ms 256 KB
test_15_AB.txt AC 1 ms 256 KB
test_16_AB.txt AC 1 ms 256 KB
test_17_AB.txt AC 1 ms 256 KB
test_18_AB.txt AC 1 ms 256 KB
test_19_AB.txt AC 1 ms 256 KB
test_20_AB.txt AC 1 ms 256 KB
test_21_AB.txt AC 1 ms 256 KB
test_22_AB.txt AC 1 ms 256 KB
test_23_AB.txt AC 1 ms 256 KB
test_24_AB.txt AC 1 ms 256 KB
test_25_AB.txt AC 1 ms 256 KB
test_26_A.txt AC 4 ms 896 KB
test_27_A.txt AC 4 ms 896 KB
test_28_A.txt AC 4 ms 896 KB
test_29_A.txt AC 3 ms 896 KB
test_30_A.txt AC 4 ms 896 KB
test_31_A.txt AC 4 ms 896 KB
test_32_A.txt AC 2 ms 384 KB
test_33_A.txt AC 2 ms 640 KB
test_34_A.txt AC 1 ms 256 KB
test_35_A.txt AC 2 ms 384 KB
test_36_A.txt AC 1 ms 384 KB
test_37_A.txt AC 2 ms 512 KB
test_38_A.txt AC 1 ms 256 KB
test_39_A.txt AC 1 ms 256 KB
test_40_A.txt AC 1 ms 256 KB
test_41_AB.txt AC 1 ms 256 KB
test_42_A.txt AC 2 ms 512 KB
test_43_A.txt AC 1 ms 256 KB
test_44_A.txt AC 2 ms 384 KB
test_45_A.txt AC 1 ms 256 KB
test_46_A.txt AC 2 ms 256 KB
test_47_AB.txt AC 1 ms 256 KB
test_48_A.txt AC 2 ms 256 KB
test_49_A.txt AC 2 ms 256 KB
test_50_A.txt AC 1 ms 256 KB
test_51_A.txt AC 1 ms 256 KB