AtCoder Beginner Contest 002

Submission #385727

Source codeソースコード

// Template {{{
#include <bits/stdc++.h>
#define REP(i,n) for(int i=0; i<(int)(n); ++i)
using namespace std;
typedef long long LL;

#ifdef LOCAL
#include "contest.h"
#else
#define dump(x) 
#endif

class range {
    struct Iterator {
        int val, inc;
        int operator*() {return val;}
        bool operator!=(Iterator& rhs) {return val < rhs.val;}
        void operator++() {val += inc;}
    };
    Iterator i, n;
    public:
    range(int e) : i({0, 1}), n({e, 1}) {}
    range(int b, int e) : i({b, 1}), n({e, 1}) {}
    range(int b, int e, int inc) : i({b, inc}), n({e, inc}) {}
    Iterator& begin() {return i;}
    Iterator& end() {return n;}
};

const int dx[4] = {1, 0, -1, 0};
const int dy[4] = {0, 1, 0, -1};
inline bool valid(int x, int w) { return 0 <= x && x < w; }

void iostream_init() {
    ios::sync_with_stdio(false);
    cin.tie(0);
    cout.setf(ios::fixed);
    cout.precision(12);
}
//}}}

int main(){
    iostream_init();
    int N, M;
    cin >> N >> M;
    int d[12][12] = {};
    REP(i, M) {
        int a, b;
        cin >> a >> b;
        a--; b--;
        d[a][b] = d[b][a] = true;
    }
    REP(i, N) d[i][i] = true;

    int ans = 1;
    for(int s = 0; s < (1 << N); s++) {
        bool ok = true;
        REP(i, N) if(s >> i & 1) REP(j, N) if(s >> j & 1) {
            if(!d[i][j]) ok = false;
        }
        if(ok) ans = max(ans, __builtin_popcount(s));
    }
    cout << ans << endl;
    return 0;
}

/* vim:set foldmethod=marker: */

Submission

Task問題 D - 派閥
User nameユーザ名 くコ:彡
Created time投稿日時
Language言語 C++11 (GCC 4.8.1)
Status状態 AC
Score得点 100
Source lengthソースコード長 1544 Byte
File nameファイル名
Exec time実行時間 32 ms
Memory usageメモリ使用量 1060 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 31 ms 868 KB
00_sample_02.txt AC 29 ms 936 KB
00_sample_03.txt AC 26 ms 932 KB
00_sample_04.txt AC 28 ms 884 KB
test_01.txt AC 27 ms 876 KB
test_02.txt AC 26 ms 928 KB
test_03.txt AC 25 ms 1048 KB
test_04.txt AC 29 ms 1052 KB
test_05.txt AC 27 ms 976 KB
test_06.txt AC 26 ms 1048 KB
test_07.txt AC 25 ms 868 KB
test_08.txt AC 26 ms 928 KB
test_09.txt AC 26 ms 924 KB
test_10.txt AC 28 ms 928 KB
test_11.txt AC 25 ms 924 KB
test_12.txt AC 30 ms 876 KB
test_13.txt AC 24 ms 1056 KB
test_14.txt AC 26 ms 928 KB
test_15.txt AC 26 ms 924 KB
test_16.txt AC 26 ms 924 KB
test_17.txt AC 25 ms 928 KB
test_18.txt AC 26 ms 924 KB
test_19.txt AC 28 ms 1056 KB
test_20.txt AC 27 ms 928 KB
test_21.txt AC 25 ms 1000 KB
test_22.txt AC 27 ms 1060 KB
test_23.txt AC 28 ms 872 KB
test_24.txt AC 29 ms 924 KB
test_25.txt AC 29 ms 872 KB
test_26.txt AC 27 ms 932 KB
test_27.txt AC 27 ms 928 KB
test_28.txt AC 27 ms 928 KB
test_29.txt AC 27 ms 924 KB
test_30.txt AC 25 ms 924 KB
test_31.txt AC 28 ms 928 KB
test_32.txt AC 28 ms 932 KB
test_33.txt AC 28 ms 924 KB
test_34.txt AC 26 ms 932 KB
test_35.txt AC 28 ms 1060 KB
test_36.txt AC 28 ms 1048 KB
test_37.txt AC 28 ms 864 KB
test_38.txt AC 28 ms 924 KB
test_39.txt AC 28 ms 928 KB
test_40.txt AC 28 ms 924 KB
test_41.txt AC 29 ms 868 KB
test_42.txt AC 30 ms 1052 KB
test_43.txt AC 27 ms 924 KB
test_44.txt AC 31 ms 928 KB
test_45.txt AC 28 ms 928 KB
test_46.txt AC 28 ms 932 KB
test_47.txt AC 28 ms 928 KB
test_48.txt AC 28 ms 932 KB
test_49.txt AC 29 ms 1056 KB
test_50.txt AC 26 ms 928 KB
test_51.txt AC 28 ms 928 KB
test_52.txt AC 31 ms 1004 KB
test_53.txt AC 28 ms 924 KB
test_54.txt AC 28 ms 1044 KB
test_55.txt AC 30 ms 924 KB
test_56.txt AC 29 ms 864 KB
test_57.txt AC 29 ms 876 KB
test_58.txt AC 30 ms 876 KB
test_59.txt AC 29 ms 872 KB
test_60.txt AC 31 ms 1004 KB
test_61.txt AC 30 ms 1004 KB
test_62.txt AC 26 ms 928 KB
test_63.txt AC 30 ms 872 KB
test_64.txt AC 29 ms 868 KB
test_65.txt AC 28 ms 924 KB
test_66.txt AC 29 ms 872 KB
test_67.txt AC 32 ms 880 KB
test_68.txt AC 27 ms 880 KB
test_69.txt AC 28 ms 976 KB
test_70.txt AC 28 ms 928 KB