Submission #1642604

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}
G=(0..gets.to_i).map{[]}
$<.map{|e|a,b=e.split.map &:to_i;G[a]<<b;G[b]<<a}
p~-G.count{|x,y|!y}+F[-1,F[-1,1][1]][0]

Submission Info

Submission Time
Task K - Problem on Tree
User leafmoon
Language Ruby (2.3.3)
Score 100
Code Size 205 Byte
Status AC
Exec Time 457 ms
Memory 15868 KB

Compile Error

./Main.rb:3: 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 1916 KB
sample_02.txt AC 7 ms 1788 KB
subtask1_01.txt AC 343 ms 13436 KB
subtask1_02.txt AC 274 ms 13052 KB
subtask1_03.txt AC 123 ms 5372 KB
subtask1_04.txt AC 153 ms 7036 KB
subtask1_05.txt AC 185 ms 7804 KB
subtask1_06.txt AC 27 ms 2812 KB
subtask1_07.txt AC 432 ms 15740 KB
subtask1_08.txt AC 119 ms 7292 KB
subtask1_09.txt AC 269 ms 12084 KB
subtask1_10.txt AC 322 ms 13564 KB
subtask1_11.txt AC 153 ms 7164 KB
subtask1_12.txt AC 69 ms 5372 KB
subtask1_13.txt AC 39 ms 3068 KB
subtask1_14.txt AC 41 ms 3324 KB
subtask1_15.txt AC 431 ms 14844 KB
subtask1_16.txt AC 454 ms 13692 KB
subtask1_17.txt AC 437 ms 15484 KB
subtask1_18.txt AC 446 ms 13692 KB
subtask1_19.txt AC 443 ms 15100 KB
subtask1_20.txt AC 437 ms 14972 KB
subtask1_21.txt AC 435 ms 13564 KB
subtask1_22.txt AC 432 ms 13436 KB
subtask1_23.txt AC 423 ms 13436 KB
subtask1_24.txt AC 432 ms 14332 KB
subtask1_25.txt AC 431 ms 14716 KB
subtask1_26.txt AC 423 ms 14844 KB
subtask1_27.txt AC 436 ms 15868 KB
subtask1_28.txt AC 457 ms 13436 KB
subtask1_29.txt AC 430 ms 14844 KB
subtask1_30.txt AC 443 ms 15612 KB
subtask1_31.txt AC 442 ms 15612 KB
subtask1_32.txt AC 446 ms 15740 KB
subtask1_33.txt AC 432 ms 15356 KB
subtask1_34.txt AC 432 ms 13436 KB
subtask1_35.txt AC 439 ms 14332 KB
subtask1_36.txt AC 450 ms 14716 KB
subtask1_37.txt AC 448 ms 15228 KB
subtask1_38.txt AC 431 ms 15356 KB
subtask1_39.txt AC 422 ms 15228 KB