Submission #1642595

Source Code Expand

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}
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 228 Byte
Status AC
Exec Time 529 ms
Memory 14844 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 9 ms 1788 KB
sample_02.txt AC 7 ms 1788 KB
subtask1_01.txt AC 348 ms 11388 KB
subtask1_02.txt AC 279 ms 12412 KB
subtask1_03.txt AC 126 ms 5116 KB
subtask1_04.txt AC 157 ms 9212 KB
subtask1_05.txt AC 192 ms 7292 KB
subtask1_06.txt AC 28 ms 2684 KB
subtask1_07.txt AC 456 ms 13052 KB
subtask1_08.txt AC 122 ms 5116 KB
subtask1_09.txt AC 271 ms 11644 KB
subtask1_10.txt AC 331 ms 11260 KB
subtask1_11.txt AC 159 ms 7036 KB
subtask1_12.txt AC 72 ms 5244 KB
subtask1_13.txt AC 40 ms 3196 KB
subtask1_14.txt AC 43 ms 5116 KB
subtask1_15.txt AC 450 ms 13820 KB
subtask1_16.txt AC 461 ms 14716 KB
subtask1_17.txt AC 453 ms 14588 KB
subtask1_18.txt AC 445 ms 12924 KB
subtask1_19.txt AC 437 ms 14844 KB
subtask1_20.txt AC 441 ms 14076 KB
subtask1_21.txt AC 452 ms 14204 KB
subtask1_22.txt AC 477 ms 14588 KB
subtask1_23.txt AC 438 ms 12924 KB
subtask1_24.txt AC 464 ms 12668 KB
subtask1_25.txt AC 474 ms 14460 KB
subtask1_26.txt AC 456 ms 12796 KB
subtask1_27.txt AC 441 ms 13692 KB
subtask1_28.txt AC 458 ms 12668 KB
subtask1_29.txt AC 482 ms 14460 KB
subtask1_30.txt AC 515 ms 14588 KB
subtask1_31.txt AC 529 ms 14716 KB
subtask1_32.txt AC 483 ms 14844 KB
subtask1_33.txt AC 461 ms 13052 KB
subtask1_34.txt AC 447 ms 13692 KB
subtask1_35.txt AC 439 ms 14204 KB
subtask1_36.txt AC 453 ms 13052 KB
subtask1_37.txt AC 441 ms 13052 KB
subtask1_38.txt AC 489 ms 12924 KB
subtask1_39.txt AC 456 ms 14076 KB