AtCoder Beginner Contest 002

Submission #1100279

Source codeソースコード

n,m = gets.split.map(&:to_i)
VISITED = {}

G = {}
V = n.times.to_a
E = m.times.map { gets.split.map{|v| v.to_i - 1} }

V.each {|v| G[v] = [] }
E.each do |from, to|
    G[from] << to
    G[to] << from
end

def dfs(clique, max)
    clique.sort!
    status = clique.join(' ')
    
    return max if VISITED[status]
    
    VISITED[status] = true
    
    if clique.size > max
        max = clique.size
        # p clique: clique, max: max
    end
    
    head, *body = clique
    nclique = body.inject(G[head]){|n, v| n & G[v] }
    if clique.size + nclique.size > max
        max = nclique.inject(max) {|m, u| dfs(clique + [u], m) } 
    end
    
    max
end

if n == 0
    puts 0
elsif m == 0
    puts 1
else
    puts E.inject(0){|max, e| dfs(e, max) }
end

Submission

Task問題 D - 派閥
User nameユーザ名 tinsep19
Created time投稿日時
Language言語 Ruby (1.9.3)
Status状態 AC
Score得点 100
Source lengthソースコード長 800 Byte
File nameファイル名
Exec time実行時間 93 ms
Memory usageメモリ使用量 3952 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 41 ms 3308 KB
00_sample_02.txt AC 34 ms 3308 KB
00_sample_03.txt AC 35 ms 3312 KB
00_sample_04.txt AC 35 ms 3308 KB
test_01.txt AC 32 ms 3304 KB
test_02.txt AC 34 ms 3312 KB
test_03.txt AC 35 ms 3348 KB
test_04.txt AC 35 ms 3300 KB
test_05.txt AC 35 ms 3348 KB
test_06.txt AC 34 ms 3304 KB
test_07.txt AC 34 ms 3304 KB
test_08.txt AC 37 ms 3480 KB
test_09.txt AC 35 ms 3436 KB
test_10.txt AC 36 ms 3304 KB
test_11.txt AC 34 ms 3344 KB
test_12.txt AC 44 ms 3428 KB
test_13.txt AC 34 ms 3340 KB
test_14.txt AC 33 ms 3300 KB
test_15.txt AC 35 ms 3308 KB
test_16.txt AC 38 ms 3592 KB
test_17.txt AC 34 ms 3308 KB
test_18.txt AC 35 ms 3304 KB
test_19.txt AC 45 ms 3432 KB
test_20.txt AC 93 ms 3948 KB
test_21.txt AC 35 ms 3428 KB
test_22.txt AC 35 ms 3436 KB
test_23.txt AC 36 ms 3352 KB
test_24.txt AC 34 ms 3432 KB
test_25.txt AC 34 ms 3312 KB
test_26.txt AC 34 ms 3436 KB
test_27.txt AC 33 ms 3304 KB
test_28.txt AC 35 ms 3304 KB
test_29.txt AC 36 ms 3428 KB
test_30.txt AC 36 ms 3436 KB
test_31.txt AC 41 ms 3560 KB
test_32.txt AC 38 ms 3556 KB
test_33.txt AC 70 ms 3692 KB
test_34.txt AC 35 ms 3432 KB
test_35.txt AC 52 ms 3564 KB
test_36.txt AC 35 ms 3432 KB
test_37.txt AC 34 ms 3312 KB
test_38.txt AC 91 ms 3952 KB
test_39.txt AC 43 ms 3476 KB
test_40.txt AC 34 ms 3304 KB
test_41.txt AC 91 ms 3944 KB
test_42.txt AC 35 ms 3348 KB
test_43.txt AC 35 ms 3304 KB
test_44.txt AC 41 ms 3556 KB
test_45.txt AC 42 ms 3440 KB
test_46.txt AC 57 ms 3604 KB
test_47.txt AC 43 ms 3564 KB
test_48.txt AC 36 ms 3452 KB
test_49.txt AC 36 ms 3432 KB
test_50.txt AC 35 ms 3308 KB
test_51.txt AC 37 ms 3432 KB
test_52.txt AC 36 ms 3412 KB
test_53.txt AC 36 ms 3428 KB
test_54.txt AC 39 ms 3464 KB
test_55.txt AC 44 ms 3432 KB
test_56.txt AC 35 ms 3436 KB
test_57.txt AC 34 ms 3432 KB
test_58.txt AC 43 ms 3564 KB
test_59.txt AC 40 ms 3564 KB
test_60.txt AC 37 ms 3432 KB
test_61.txt AC 36 ms 3436 KB
test_62.txt AC 34 ms 3308 KB
test_63.txt AC 35 ms 3440 KB
test_64.txt AC 35 ms 3308 KB
test_65.txt AC 36 ms 3352 KB
test_66.txt AC 35 ms 3300 KB
test_67.txt AC 35 ms 3428 KB
test_68.txt AC 34 ms 3308 KB
test_69.txt AC 36 ms 3308 KB
test_70.txt AC 36 ms 3436 KB