AtCoder Beginner Contest 002

Submission #7474545

Source codeソースコード

#include <bits/stdc++.h>
#define rep(i,n) for(int i=0;i<(int)(n);i++)
#define rrep(i,n) for(int i=(int)(n-1);i>=0;i--)
#define FOR(i,n,m) for(int i=n;i<=(int)(m);i++)
#define RFOR(i,n,m) for(int i=(int)(n);i>=m;i--)
#define all(x) (x).begin(),(x).end()
#define sz(x) int(x.size())
typedef long long ll;
const int INF = 1e9;
const int MOD = 1e9+7;
const ll LINF = 1e18;
using namespace std;
template<class T>
vector<T> make_vec(size_t a){
    return vector<T>(a);
}
template<class T, class... Ts>
auto make_vec(size_t a, Ts... ts){
    return vector<decltype(make_vec<T>(ts...))>(a, make_vec<T>(ts...));
}
int main(){
    int n,m;
    cin>>n>>m;
    auto vec=make_vec<bool>(n,n);
    rep(i,m){
        int x,y;
        cin>>x>>y;
        x--;y--;
        vec[x][y]=true;
        vec[y][x]=true;
    }
    
    int ans=0;
    for(int bit=0;bit<(1<<n);bit++){
        vector<int> giins;
        rep(i,n){
            if(bit&(1<<i)) giins.push_back(i);
        }
        
        int k=sz(giins);
        bool fin=false;
        rep(i,k){
            rep(j,k){
                if(i==j) continue;
                if(!vec[giins[i]][giins[j]]) fin=true;
                if(!vec[giins[j]][giins[i]]) fin=true;
            }
        }
        if(fin) continue;
        ans=max(ans,k);
    }
    cout<<ans<<endl;
}

Submission

Task問題 D - 派閥
User nameユーザ名 gyouzasushi
Created time投稿日時
Language言語 C++14 (GCC 5.4.1)
Status状態 AC
Score得点 100
Source lengthソースコード長 1360 Byte
File nameファイル名
Exec time実行時間 3 ms
Memory usageメモリ使用量 256 KB

Test case

Set

Set name Score得点 / Max score Cases
all 100 / 100 00_sample_01.txt,00_sample_02.txt,00_sample_03.txt,00_sample_04.txt,test_01.txt,test_02.txt,test_03.txt,test_04.txt,test_05.txt,test_06.txt,test_07.txt,test_08.txt,test_09.txt,test_10.txt,test_11.txt,test_12.txt,test_13.txt,test_14.txt,test_15.txt,test_16.txt,test_17.txt,test_18.txt,test_19.txt,test_20.txt,test_21.txt,test_22.txt,test_23.txt,test_24.txt,test_25.txt,test_26.txt,test_27.txt,test_28.txt,test_29.txt,test_30.txt,test_31.txt,test_32.txt,test_33.txt,test_34.txt,test_35.txt,test_36.txt,test_37.txt,test_38.txt,test_39.txt,test_40.txt,test_41.txt,test_42.txt,test_43.txt,test_44.txt,test_45.txt,test_46.txt,test_47.txt,test_48.txt,test_49.txt,test_50.txt,test_51.txt,test_52.txt,test_53.txt,test_54.txt,test_55.txt,test_56.txt,test_57.txt,test_58.txt,test_59.txt,test_60.txt,test_61.txt,test_62.txt,test_63.txt,test_64.txt,test_65.txt,test_66.txt,test_67.txt,test_68.txt,test_69.txt,test_70.txt

Test case

Case name Status状態 Exec time実行時間 Memory usageメモリ使用量
00_sample_01.txt AC 1 ms 256 KB
00_sample_02.txt AC 1 ms 256 KB
00_sample_03.txt AC 1 ms 256 KB
00_sample_04.txt AC 3 ms 256 KB
test_01.txt AC 1 ms 256 KB
test_02.txt AC 1 ms 256 KB
test_03.txt AC 1 ms 256 KB
test_04.txt AC 1 ms 256 KB
test_05.txt AC 1 ms 256 KB
test_06.txt AC 1 ms 256 KB
test_07.txt AC 1 ms 256 KB
test_08.txt AC 1 ms 256 KB
test_09.txt AC 1 ms 256 KB
test_10.txt AC 1 ms 256 KB
test_11.txt AC 2 ms 256 KB
test_12.txt AC 3 ms 256 KB
test_13.txt AC 1 ms 256 KB
test_14.txt AC 1 ms 256 KB
test_15.txt AC 1 ms 256 KB
test_16.txt AC 1 ms 256 KB
test_17.txt AC 1 ms 256 KB
test_18.txt AC 2 ms 256 KB
test_19.txt AC 3 ms 256 KB
test_20.txt AC 3 ms 256 KB
test_21.txt AC 1 ms 256 KB
test_22.txt AC 2 ms 256 KB
test_23.txt AC 2 ms 256 KB
test_24.txt AC 3 ms 256 KB
test_25.txt AC 1 ms 256 KB
test_26.txt AC 3 ms 256 KB
test_27.txt AC 1 ms 256 KB
test_28.txt AC 1 ms 256 KB
test_29.txt AC 1 ms 256 KB
test_30.txt AC 1 ms 256 KB
test_31.txt AC 2 ms 256 KB
test_32.txt AC 2 ms 256 KB
test_33.txt AC 3 ms 256 KB
test_34.txt AC 1 ms 256 KB
test_35.txt AC 3 ms 256 KB
test_36.txt AC 3 ms 256 KB
test_37.txt AC 3 ms 256 KB
test_38.txt AC 3 ms 256 KB
test_39.txt AC 3 ms 256 KB
test_40.txt AC 3 ms 256 KB
test_41.txt AC 3 ms 256 KB
test_42.txt AC 2 ms 256 KB
test_43.txt AC 2 ms 256 KB
test_44.txt AC 3 ms 256 KB
test_45.txt AC 3 ms 256 KB
test_46.txt AC 3 ms 256 KB
test_47.txt AC 3 ms 256 KB
test_48.txt AC 2 ms 256 KB
test_49.txt AC 2 ms 256 KB
test_50.txt AC 2 ms 256 KB
test_51.txt AC 3 ms 256 KB
test_52.txt AC 3 ms 256 KB
test_53.txt AC 2 ms 256 KB
test_54.txt AC 2 ms 256 KB
test_55.txt AC 3 ms 256 KB
test_56.txt AC 3 ms 256 KB
test_57.txt AC 3 ms 256 KB
test_58.txt AC 3 ms 256 KB
test_59.txt AC 3 ms 256 KB
test_60.txt AC 3 ms 256 KB
test_61.txt AC 3 ms 256 KB
test_62.txt AC 1 ms 256 KB
test_63.txt AC 3 ms 256 KB
test_64.txt AC 3 ms 256 KB
test_65.txt AC 2 ms 256 KB
test_66.txt AC 3 ms 256 KB
test_67.txt AC 2 ms 256 KB
test_68.txt AC 3 ms 256 KB
test_69.txt AC 2 ms 256 KB
test_70.txt AC 3 ms 256 KB