Submission #118496

Source Code Expand

def pf(n)

  h = Math.sqrt(n).to_i
  (2..h).each { |i|
    if n % i == 0
      return [i] + pf(n  / i)
    end
  }

  [n]

end

while true
  n = gets.to_i
  break if n == 0
  pfmax = pf(n).max
  puts "#{pfmax}"
end

Submission Info

Submission Time
Task B - Working for the World
User nejiko96
Language Ruby (1.9.3)
Score 100
Code Size 234 Byte
Status AC
Exec Time 60 ms
Memory 4304 KB

Judge Result

Set Name All
Score / Max Score 100 / 100
Status
AC × 27
Set Name Test Cases
All 00-sample, 10-minimum, 11-maximum, 12-little, 13-large, 14-middle, 15-zero, 50-random00, 50-random01, 50-random02, 50-random03, 50-random04, 50-random05, 50-random06, 50-random07, 50-random08, 50-random09, 50-random10, 50-random11, 50-random12, 50-random13, 50-random14, 50-random15, 50-random16, 50-random17, 50-random18, 50-random19
Case Name Status Exec Time Memory
00-sample AC 58 ms 4212 KB
10-minimum AC 53 ms 4208 KB
11-maximum AC 54 ms 4128 KB
12-little AC 55 ms 4212 KB
13-large AC 59 ms 4212 KB
14-middle AC 58 ms 4212 KB
15-zero AC 54 ms 4208 KB
50-random00 AC 58 ms 4124 KB
50-random01 AC 58 ms 4212 KB
50-random02 AC 59 ms 4204 KB
50-random03 AC 55 ms 4304 KB
50-random04 AC 58 ms 4208 KB
50-random05 AC 60 ms 4204 KB
50-random06 AC 60 ms 4208 KB
50-random07 AC 56 ms 4212 KB
50-random08 AC 57 ms 4212 KB
50-random09 AC 60 ms 4212 KB
50-random10 AC 56 ms 4212 KB
50-random11 AC 57 ms 4208 KB
50-random12 AC 58 ms 4212 KB
50-random13 AC 57 ms 4248 KB
50-random14 AC 56 ms 4208 KB
50-random15 AC 56 ms 4208 KB
50-random16 AC 59 ms 4212 KB
50-random17 AC 57 ms 4304 KB
50-random18 AC 59 ms 4208 KB
50-random19 AC 60 ms 4208 KB