I think the algorithm have more impact than language choice, at least in contest like this one.
On Fri, Sep 4, 2009 at 2:42 PM, Dhruva Sagar <[email protected]> wrote: > For the large input, my solution did take long, but it was lesser than a > minute in my knowledge.The best solutions are almost always in C/C++ > > Thanks & Regards, > Dhruva Sagar. > > > Stephen > Leacock<http://www.brainyquote.com/quotes/authors/s/stephen_leacock.html> - > "I detest life-insurance agents: they always argue that I shall some day > die, which is not so." > > On Fri, Sep 4, 2009 at 12:49 PM, Monang Setyawan <[email protected]> wrote: > >> Well, I've run my old code again (which use regex) and run against some >> generated large input. It took more than a minute to complete (that's why I >> consider it "failed"). The better solution run under 1 second against the >> same input. >> >> >> On Fri, Sep 4, 2009 at 9:18 AM, Dhruva Sagar <[email protected]>wrote: >> >>> Yes apparently my solution solved the large input file as well. >>> I don't see why it shouldn't. >>> >>> This is my solution in Ruby : (easiest programming language to understand >>> IMO) >>> >>> filename = ARGV[0] >>> input = IO.readlines(filename) >>> output = File.new('output', 'w') >>> >>> L = input[0].split(' ')[0].to_i >>> D = input[0].split(' ')[1].to_i >>> N = input[0].split(' ')[2].to_i >>> >>> words = [] >>> testcases = [] >>> >>> 1.upto(D) do |i| >>> words[i-1] = input[i] >>> end >>> >>> (D+1).upto(D+N) do |i| >>> testcases[i-D-1] = input[i] >>> testcases[i-D-1] = testcases[i-D-1].gsub('(','[').gsub(')',']') >>> end >>> >>> testcases.each_with_index do |t, i| >>> r = Regexp.new(t.to_s) >>> count = 0 >>> words.each do |w| >>> count+=1 if !r.match(w).nil? >>> end >>> output.puts "Case ##{i+1}: #{count}\n" >>> end >>> >>> output.close >>> >>> Thanks & Regards, >>> Dhruva Sagar. >>> >>> >>> Charles de >>> Gaulle<http://www.brainyquote.com/quotes/authors/c/charles_de_gaulle.html> >>> - "The better I get to know men, the more I find myself loving dogs." >>> >>> On Fri, Sep 4, 2009 at 7:41 AM, Monang Setyawan <[email protected]>wrote: >>> >>>> Did your solution pass the large input? I've tried similar approach >>>> first but change it to the more appropriate one, since it failed the large >>>> input case. >>>> >>>> On Fri, Sep 4, 2009 at 8:46 AM, Pedro Henrique Calais < >>>> [email protected]> wrote: >>>> >>>>> Yes, they are available on the web site. >>>>> >>>>> My solution for problem A was just to convert the words to regexs: >>>>> >>>>> (ab)c(cd) --> [ab]c[cd] >>>>> >>>>> and then tested the regex against all the vocabulary of the language. >>>>> >>>>> -- Pedro >>>>> >>>>> >>>>> On Thu, Sep 3, 2009 at 10:44 PM, Dhruva Sagar >>>>> <[email protected]>wrote: >>>>> >>>>>> I finished only problem A for both small & large :(. >>>>>> Came close to finishing B, but time ran out. >>>>>> >>>>>> Is it possible to see others' solutions ? I would love to. >>>>>> >>>>>> Thanks & Regards, >>>>>> Dhruva Sagar. >>>>>> >>>>>> >>>>>> Pablo >>>>>> Picasso<http://www.brainyquote.com/quotes/authors/p/pablo_picasso.html> >>>>>> - "Computers are useless. They can only give you answers." >>>>>> >>>>>> On Fri, Sep 4, 2009 at 6:55 AM, MagicLi <[email protected]> wrote: >>>>>> >>>>>>> >>>>>>> I finish problem A&B, for problem C, I finish the small input, my >>>>>>> program fail the large input. I think there is better algorithm to >>>>>>> work it out. >>>>>>> >>>>>>> >>>>>>> >>>>>> >>>>>> >>>>>> >>>>> >>>>> >>>>> >>>> >>>> >>>> -- >>>> "Don't worry about what anybody else is going to do. The best way to >>>> predict the future is to invent it." - Alan Kay >>>> >>>> >>>> >>> >>> >>> >> >> >> -- >> "Don't worry about what anybody else is going to do. The best way to >> predict the future is to invent it." - Alan Kay >> >> >> > > > > -- "Don't worry about what anybody else is going to do. The best way to predict the future is to invent it." - Alan Kay --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "google-codejam" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/google-code?hl=en -~----------~----~----~----~------~----~------~--~---
