Submission #1642593

Source Code Expand

def F z,c;f=G[c].size==2?1:0;r=[0,c];G[c].map{|e|e!=z&&(x,y=F c,e;r=[r,[x+f,y]].max)};r end
N=gets.to_i
G=N.times.map{[]}
(N-1).times{a,b=gets.split.map &:to_i;G[a-1]<<b-1;G[b-1]<<a-1}
p F(-1,F(-1,0)[1])[0]+G.count{|e|e.size==1}

Submission Info

Submission Time
Task K - Problem on Tree
User leafmoon
Language Ruby (2.3.3)
Score 100
Code Size 232 Byte
Status AC
Exec Time 447 ms
Memory 15996 KB

Compile Error

./Main.rb:4: warning: `&' interpreted as argument prefix

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 100 / 100
Status
AC × 2
AC × 43
Set Name Test Cases
Sample sample_01.txt, sample_02.txt
All sample_01.txt, sample_02.txt, sample_01.txt, sample_02.txt, subtask1_01.txt, subtask1_02.txt, subtask1_03.txt, subtask1_04.txt, subtask1_05.txt, subtask1_06.txt, subtask1_07.txt, subtask1_08.txt, subtask1_09.txt, subtask1_10.txt, subtask1_11.txt, subtask1_12.txt, subtask1_13.txt, subtask1_14.txt, subtask1_15.txt, subtask1_16.txt, subtask1_17.txt, subtask1_18.txt, subtask1_19.txt, subtask1_20.txt, subtask1_21.txt, subtask1_22.txt, subtask1_23.txt, subtask1_24.txt, subtask1_25.txt, subtask1_26.txt, subtask1_27.txt, subtask1_28.txt, subtask1_29.txt, subtask1_30.txt, subtask1_31.txt, subtask1_32.txt, subtask1_33.txt, subtask1_34.txt, subtask1_35.txt, subtask1_36.txt, subtask1_37.txt, subtask1_38.txt, subtask1_39.txt
Case Name Status Exec Time Memory
sample_01.txt AC 7 ms 1788 KB
sample_02.txt AC 7 ms 1788 KB
subtask1_01.txt AC 327 ms 11004 KB
subtask1_02.txt AC 283 ms 10236 KB
subtask1_03.txt AC 118 ms 6652 KB
subtask1_04.txt AC 149 ms 6780 KB
subtask1_05.txt AC 186 ms 6652 KB
subtask1_06.txt AC 27 ms 4348 KB
subtask1_07.txt AC 434 ms 13948 KB
subtask1_08.txt AC 114 ms 4604 KB
subtask1_09.txt AC 257 ms 10748 KB
subtask1_10.txt AC 333 ms 10748 KB
subtask1_11.txt AC 151 ms 6652 KB
subtask1_12.txt AC 66 ms 3324 KB
subtask1_13.txt AC 37 ms 3068 KB
subtask1_14.txt AC 40 ms 4988 KB
subtask1_15.txt AC 447 ms 12284 KB
subtask1_16.txt AC 432 ms 13820 KB
subtask1_17.txt AC 425 ms 12028 KB
subtask1_18.txt AC 406 ms 12156 KB
subtask1_19.txt AC 411 ms 12284 KB
subtask1_20.txt AC 416 ms 12028 KB
subtask1_21.txt AC 426 ms 12156 KB
subtask1_22.txt AC 416 ms 12028 KB
subtask1_23.txt AC 418 ms 13820 KB
subtask1_24.txt AC 427 ms 12284 KB
subtask1_25.txt AC 412 ms 12028 KB
subtask1_26.txt AC 426 ms 12156 KB
subtask1_27.txt AC 437 ms 12284 KB
subtask1_28.txt AC 422 ms 13820 KB
subtask1_29.txt AC 417 ms 12412 KB
subtask1_30.txt AC 402 ms 14076 KB
subtask1_31.txt AC 439 ms 12412 KB
subtask1_32.txt AC 419 ms 12284 KB
subtask1_33.txt AC 412 ms 12284 KB
subtask1_34.txt AC 422 ms 12156 KB
subtask1_35.txt AC 405 ms 15996 KB
subtask1_36.txt AC 414 ms 14204 KB
subtask1_37.txt AC 436 ms 13820 KB
subtask1_38.txt AC 416 ms 12156 KB
subtask1_39.txt AC 417 ms 12028 KB