Submission #286734

Source Code Expand

n = gets.chomp.to_i
k = gets.chomp.to_i

if n.even? then
  res = n / 2
else
  res = (n - 1) / 2
end

if k <= res then
  puts "YES"
else
  puts "NO"
end

Submission Info

Submission Time
Task A - 閉路グラフ
User wtnk0812
Language Ruby (1.9.3)
Score 100
Code Size 166 Byte
Status AC
Exec Time 57 ms
Memory 4304 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 100 / 100
Status
AC × 4
AC × 30
Set Name Test Cases
Sample subtask0_sample_01.txt, subtask0_sample_02.txt, subtask0_sample_03.txt, subtask0_sample_04.txt
All subtask0_sample_01.txt, subtask0_sample_02.txt, subtask0_sample_03.txt, subtask0_sample_04.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
Case Name Status Exec Time Memory
subtask0_sample_01.txt AC 54 ms 4208 KB
subtask0_sample_02.txt AC 55 ms 4128 KB
subtask0_sample_03.txt AC 54 ms 4212 KB
subtask0_sample_04.txt AC 53 ms 4208 KB
subtask1_01.txt AC 53 ms 4216 KB
subtask1_02.txt AC 57 ms 4304 KB
subtask1_03.txt AC 55 ms 4212 KB
subtask1_04.txt AC 53 ms 4212 KB
subtask1_05.txt AC 53 ms 4212 KB
subtask1_06.txt AC 54 ms 4212 KB
subtask1_07.txt AC 56 ms 4212 KB
subtask1_08.txt AC 55 ms 4204 KB
subtask1_09.txt AC 53 ms 4208 KB
subtask1_10.txt AC 55 ms 4256 KB
subtask1_11.txt AC 56 ms 4212 KB
subtask1_12.txt AC 55 ms 4184 KB
subtask1_13.txt AC 56 ms 4180 KB
subtask1_14.txt AC 54 ms 4212 KB
subtask1_15.txt AC 54 ms 4212 KB
subtask1_16.txt AC 53 ms 4212 KB
subtask1_17.txt AC 55 ms 4256 KB
subtask1_18.txt AC 55 ms 4212 KB
subtask1_19.txt AC 54 ms 4212 KB
subtask1_20.txt AC 54 ms 4208 KB
subtask1_21.txt AC 56 ms 4208 KB
subtask1_22.txt AC 52 ms 4212 KB
subtask1_23.txt AC 55 ms 4216 KB
subtask1_24.txt AC 54 ms 4212 KB
subtask1_25.txt AC 54 ms 4212 KB
subtask1_26.txt AC 55 ms 4212 KB