AtCoder Beginner Contest 002

Submission #7125892

Source codeソースコード

#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
#include <array>
#include <queue>
#include <map>
#include <functional>
#include <bitset>

using namespace std;

#define ll long long
constexpr ll inf = 1e9+7;

bool edges[20][20] = {0};

int main () {
    cin.tie(0);
    ios::sync_with_stdio(false);

    ll M, N;
    cin>>N>>M;
    for (ll m = 0; m < M; m++) {
        ll x, y;
        cin>>x>>y;
        edges[y-1][x-1] = edges[x-1][y-1] = true;
    }

    ll mx = 0;
    for (ll n = (1l << N) - 1l; n >= 0; n--) {
        bool flag = false;
        for (ll i = 0; i < N; i++) {
            if (n & (1 << i)) {
                for (ll j = 0; j < N; j++) {
                    if (n & (1 << j) && i != j && !edges[i][j]) {
                        flag = true;
                        break;
                    }
                }
            }
            if (flag) break;
        }
        if (!flag) {
            ll result = 0;
            for (ll i = 0; i < N; i++) {
                if (n & (1 << i)) result++;
            }
            mx = max(mx, result);
        }
    }
    cout<<mx<<endl;

    return 0;

}

Submission

Task問題 D - 派閥
User nameユーザ名 tongari
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 1201 Byte
File nameファイル名
Exec time実行時間 3 ms
Memory usageメモリ使用量 384 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 1 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 1 ms 256 KB
test_12.txt AC 2 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 1 ms 256 KB
test_19.txt AC 2 ms 256 KB
test_20.txt AC 2 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 2 ms 256 KB
test_25.txt AC 1 ms 256 KB
test_26.txt AC 1 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 1 ms 256 KB
test_33.txt AC 2 ms 256 KB
test_34.txt AC 1 ms 256 KB
test_35.txt AC 2 ms 256 KB
test_36.txt AC 2 ms 256 KB
test_37.txt AC 1 ms 256 KB
test_38.txt AC 2 ms 256 KB
test_39.txt AC 2 ms 256 KB
test_40.txt AC 1 ms 256 KB
test_41.txt AC 3 ms 384 KB
test_42.txt AC 2 ms 256 KB
test_43.txt AC 1 ms 256 KB
test_44.txt AC 1 ms 256 KB
test_45.txt AC 2 ms 256 KB
test_46.txt AC 2 ms 256 KB
test_47.txt AC 2 ms 256 KB
test_48.txt AC 2 ms 256 KB
test_49.txt AC 1 ms 256 KB
test_50.txt AC 1 ms 256 KB
test_51.txt AC 1 ms 256 KB
test_52.txt AC 1 ms 256 KB
test_53.txt AC 1 ms 256 KB
test_54.txt AC 1 ms 256 KB
test_55.txt AC 1 ms 256 KB
test_56.txt AC 1 ms 256 KB
test_57.txt AC 2 ms 256 KB
test_58.txt AC 2 ms 256 KB
test_59.txt AC 2 ms 256 KB
test_60.txt AC 2 ms 256 KB
test_61.txt AC 2 ms 256 KB
test_62.txt AC 1 ms 256 KB
test_63.txt AC 1 ms 256 KB
test_64.txt AC 1 ms 256 KB
test_65.txt AC 1 ms 256 KB
test_66.txt AC 1 ms 256 KB
test_67.txt AC 1 ms 256 KB
test_68.txt AC 1 ms 256 KB
test_69.txt AC 1 ms 256 KB
test_70.txt AC 1 ms 256 KB