A soccer match lasts 90 minutes, you can read the statments when the
comptetition starts and code in the middle of the first half and the second
half (I don't know how to say that part of the match in English) and when
the competition ends. You won't make it to the finals if you do that but at
If you can't code on ANY Saturday then don't compete, one thing is if you
have problem with ONE Saturday or TWO Saturdays but ALL Saturdays? Come on!
What's the problem with coding on Saturdays? People is busy from Monday to
Friday...
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Can we access a list of coders by country this year in GCJ? It would be
great!
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I heard about an African Code Jam... is there gonna be a Latin American
CodeJam?
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Then why did they open offices in Brazil and not in Argentina if Argentina
proved to have better coders than Brazil?
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To
Then why did they open offices in Brazil and not in Argentina if Argentina
proved to have better coders than Brazil?
Indeed we have a GCJ winner (Sergio Sancho)
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1) In the last 4 ICPC World Finals, 3 Latin American Champions were from
Argentina (from UBA). The problem this year was that you trained with Petr
and we couldn't train with nobody...
2) Argentinian women are mucho más lindas.
3) Sergio Sancho from Argentina won the GLOBAL Code Jam, not the LA
Can you include this year in the scoreboard all the people who submits at
least one problem? And it would be better if you can include all people who
reads a problem statement but I don't know how to verify this.
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If you want you still have time to register at www.topcoder.com/tco10 for
the TopCoder Open
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You don't work in Google because you're top 25 at the GCJ. You can work in
Google because a lot of factors, including maybe your GCJ's performance.
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You compete from your home.
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For more
sort(string.begin(),string.end())
do{
whatever you want to do with the string
}while(next_permutation(string.begin(),string.end())
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I think the following is a better way to find faster all the permutations of
a string:
1) sort the string
2) repeat the following:
look for the first i such that from string[i] to string[string.size()-1]
it's not sorted backwards, change string[i] for then next char in
lexicographical order
Can you please post in the website the problems for all the GCJs including
those ones hosted by TopCoder?
I think many people want them...
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You should practice...
I solved all the problems I solved during contests because of all the
problems I solved practicing...
On Thu, May 6, 2010 at 6:56 PM, Gökhan Çetin gkhnce...@gmail.com wrote:
Better not to practice and see what you can do in real. I won't practice
any old contests. Think
Yes, I participated in 2008 and 2009 reaching 2nd and 3rd round.
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They are not available in TopCoder
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For
As many people has asked about this before I'll give a few hints on how to
do it in C++ that is the language I use and the language most of people use.
#include
#include
#include
#include
...
(defines)
using namespace std;
int main()
{
freopen(A-small.in,r,stdin);
If you qualify for the Onsite Finals Google will pay your trip and your stay
in Dublin. Also they will pay your Visa and a T-shirt for you (that is if
you qualify for Round 3). But if I were you I would try to advance Round by
Round instead of worring about the finals (that are very hard to reach)
From the Quick-Start Guide:
6. After you solve the Small input, the Large input will become available.
Once your program is ready to deal with the higher limits, download the
Large input. An 8-minute timer will start as soon as we receive the download
request.
That was decided this year for
Please I'm a native Spanish speaker too but write in English here as many
people doesn't understand what you're saying.
On Fri, May 7, 2010 at 6:57 PM, darwin plazas ortega dpzt...@gmail.comwrote:
como asi primero el pequeño y luego el grande?
2010/5/7 Leopoldo Taravilse ltaravi...@gmail.com
Can you please add this year to the scoreboard all the coders who opened the
contest but didn't solve any problem correctly? That would be great to do
some statistics like simulating ratings like in TopCoder...
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My code generated the following:
for all i in [0..n) stored what's the first group in the line after the i-th
group enters in the first of the k places and how many people goes for that
ride.
And then simulated in o(R).
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Not 33 but = 33
On Sat, May 8, 2010 at 9:19 PM, Dhruva Sagar dhruva.sa...@gmail.com wrote:
If only you read the rules!!!
Technically (as taken direct from the rules page) - If you successfully
solve one small and one large input from any of the three problems, you will
advance to Online
If you want to learn Maths I recommend you to read Problem Solving
Strategies from Arthur Engel. You can search for the e-book on the web.
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I won't sell you my computer as long as GCJ and TC exist...
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If you can't dedicate 2:30 hours to GCJ Round 2 because you have exams on
that week then don't participate, everyone have many things to do everyday
you can't make the dates fit everyone.
You cannot tell me that you don't have 2:30 hours because you have exams.
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How can Marek (1491) have a score of 89?
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Yes I know but how could he solve the large without solving the small?
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This way is easier:
if(++k%(1n) == 0)
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Yes, it's the most important factor, if the algorithm is not efficient
enough it will not run in time and you will get 0 points.
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Almost 2 years, since my first SRM in June 26th, 2008
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I was being ironic...
On Fri, May 21, 2010 at 7:53 AM, Dhruva Sagar dhruva.sa...@gmail.comwrote:
:), I guess you forgot Windows ME, Windows Vista !?
On Fri, May 21, 2010 at 16:20, Leopoldo Taravilse
ltaravi...@gmail.comwrote:
All Microsoft products are perfect in their first release
If you don't try hard enough because you know you have a high chance to
advance even if you don't try you don't deserve to advance, so better not
try so you increase your chances of not advancing.
On Fri, Jun 4, 2010 at 1:13 AM, Wen X wenxiao1...@gmail.com wrote:
This idea is cool, but I don't
why r yew...
Where did you learn English?
On Tue, Jun 8, 2010 at 12:56 AM, cornerstone jignesh2481...@gmail.comwrote:
why r yew confusing oders...
as per c,c++, and java too
this statement means(n=10;n=n++) when expanded means
n=10;
n=n;//since n++ is post increment
//and then
The problem is can be reduced to a system of equations modulo 2.
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i T j means i xor j == 0
i L j means i xor j == 1
i S j k means i xor j xor k == 1
i D j k means i xor j xor k == 0
a xor b is (a+b)%2
a xor b xor c is(a+b+c)%2
You can create equations modulo 2 that can be solved in o(n^3)
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Why when I try to search for operator= in Google it thinks I'm trying to
search for operator?
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Please Mohamed don't use this list for spamming.
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It would be great to use TopCoder Arena!
Come on guys! Learn C++!
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Congratulations Jorge! (for starting working at Google)
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Bartholomew or whoever is in charge of GCJ this year: Can you please keep us
updated (until the qualification round finishes) on how many people is
registered for GCJ?
It would be great to know that since GCJ isn't like TCO that has a list of
registered people that includes people who then never
Why don't you supply it now?
On Tue, Apr 26, 2011 at 8:57 AM, Stonos sto...@gmail.com wrote:
Hey,
If I don't supply my shipping information during registration, will I
be asked to enter it again if I win a T-Shirt?
Thanks!
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It's pretty harder.. you have to be at the top 500 for the T-shirt if it's
like the past two years.
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+1000 :D
On Thu, Apr 28, 2011 at 3:19 AM, Bartholomew Furrow fur...@gmail.comwrote:
Top 1000 this year for a shirt, actually.
On Wed, Apr 27, 2011 at 8:34 AM, Leopoldo Taravilse
ltaravi...@gmail.comwrote:
It's pretty harder.. you have to be at the top 500 for the T-shirt if it's
like
Why can't Italians receive prizes?
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For
Can you tell us now how many people registered for the GCJ?
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For not giving hints about the fact that the answer is always an integer.
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I suspected that a lot of people singed up but if for example you tell me
that 100.000 people registered I can be surprised that 1 of each 60.000
people in the world registered for CodeJam and that's an awesome stat.
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I heard that someone mentioned something about 5 minutes for each problem.
People who solves all 4 problems in 40 minutes solve small and large with
the same code, they don't solve first small and then find out how to solve
large.
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I don't agree that being a professional programmer for many years can help
you be a better coder at a programming contest. I think that the only way of
being good at programming contests is practicing and participating in
contests.
For those who know TopCoder, last year I solved a lot of problems
This is a C++ implementation assuming that vectorint numbersOfTheSet has
the elements of the set sorted and your result will be each vector in
vectorvectorint solution. If you want to solve it with sets instead of
vector it's the same, you only have to copy the elements of the set to a
vector and
I'd like to make a discussion about possible reasons for failing the Large
Data Set after passing the Small one for preventing people of making
mistakes that lead to a time expired or a wrong answer for the Large
input.
Some possible reasons I have in mind:
Time Limit: Your code is not so fast
Can't we just keep only one discussion for this problem?
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Why did you choose Matlab? I understand that linguo used Shakespeare for
fun... but Matlab?
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I thought that Matlab was only for making graphics and that kind of things.
Obviously I'm wrong.
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Here's an example
setint setint; // you create a set
setint.insert(4); // you add 4 to the set in o(log n) where n is the number
of elements of the set
setint.insert(5); // you add 5 to the set
setint.insert(4); // nothing happens because 4 is already in the set
if(setint.find(4)) cout 4 is in
I'm really sorry, my mistake. I always get a compile error while I write
.find and I never remember the correct way of how it works.
On Fri, May 13, 2011 at 2:20 PM, Axel Freyn axel.fr...@gmail.com wrote:
Just a small remark:
On Fri, May 13, 2011 at 6:56 PM, Leopoldo Taravilse
ltaravi
I couldn't find why my code failed. Can anyone please help me find my bug?
Thanks in advance.
#includealgorithm
#includecmath
#includefstream
#includeiomanip
#includeiostream
#includemap
#includequeue
#includeset
#includesstream
#includestack
#includevector
using namespace std;
#define
(I'm sorry if you received this mail twice, but yesterday this mailing list
was closed when I sent it and I don't know if it was finally sent)
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I don't know if I'm fast and furious but I can proudly say now that I solved
the fastest problem in Round 1 (7:06 for Round 1A - Small) and I'm very
happy about it!
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IOI conflicts with IMO
IOI conflicts with GCJ
The problem isn't IMO or GCJ, the problem is the IOI date.
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I thought the same than you at first but then I realized that some GCJ
participants may go to IOI as team leaders or problem setters.
On Tue, May 24, 2011 at 6:55 AM, Davi Costa daf...@gmail.com wrote:
Correct me if I'm wrong but most IOI competitors are underaged, and you
must be 18 to
I think that if you get a correct you cannot submit again on that problem.
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Is is possible to use a rating formula similar to TC's one and calculate
ratings of GCJ for the last 3 CodeJams? I think this can only be made by
Google because if any user wants to do it he/she will need to know that
ACRush and acrush are the same, bozzball and linguo are the same... and I
don't
That question shouldn't be asked during TCO's Marathon Match Round 2 as many
participants of the TCO MM are in this list. It ends next Wednesday from
that day on you can ask whatever you want about time measuring.
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No official results yet.
I think that people in positions 501, 502... that advanced to Round 3
because of disqualified coders may want to know about it before Round 3...
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You can solve it with no programming.
a+b+c = 43 a^3 + b^3 + c^3 = 17299
As 17299 == 3 mod 4 then as a^3,b^3 and c^3 can be 0 or 1 mod 4 then a, b
and c are odd.
27^3 17299 so a b c = 25
1^3 == 1 mod 5
2^3 == 3 mod 5
3^3 == 2 mod 5
4^3 == 4 mod 5
5^3 == 5 mod 5 (or 0^3 == 0 mod 5)
So as
You don't need any certificate, your place in the contest will be published
in http://code.google.com/codejam if anyone needs a proof that you're top
1000 you can just give him/her the link to the official standings.
And your T-shirt can be a certificate ;)
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0! is not 0, it's 1
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For more options,
GSoC = Google Summer of Code
On Wed, Sep 7, 2011 at 11:32 PM, iman movahedi tiptop.bo...@gmail.comwrote:
hi , GSoC ? you mean GCJ(google code jam) ? right ?
before this , i have a suggestion :
Topcoderhttp://community.topcoder.com/tc?module=ProblemArchive,
CodeForces
If you're good enough to be a finalist with 17 or younger you will probably
be finalist many times after you turn 18 so don't worry.
On Sat, Apr 14, 2012 at 12:33 PM, Matthew Brotzman
matthewbr...@gmail.comwrote:
ELIGIBILITY. This Contest is open to individuals who are 18 years of
age or older
www.downforeveryoneorjustme.com
On Sun, Apr 14, 2013 at 3:16 PM, Amir Hossein Sharifzadeh
amirsharifza...@gmail.com wrote:
Actually I don't know why!
But yesterday I faced same problem during contest time and it really made
me nervous. I had to switched on FireFox to continue.
I think it
I strongly recomend Geany for C++
On Thu, Apr 25, 2013 at 5:59 AM, Joseph Sakwa donsak...@gmail.com wrote:
netbeans
On Thu, Apr 25, 2013 at 4:51 AM, Jugesh Sundram
jugeshsund...@gmail.comwrote:
Makes sense. So basically what you are trying to say is you can't anymore
Compile Run the
http://www.geany.org/ I recommend to use Geany
On Sun, Apr 28, 2013 at 11:44 AM, Rajeshwar Rudra
rajeshwar1...@gmail.comwrote:
which is the best c++ IDE for windows? And also the link to download that
IDE?
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There was only one person in place 1000, 1001 had worst penalty.
On Sun, Jun 2, 2013 at 9:07 AM, Alex Essilfie fale...@gmail.com wrote:
I think this is a good idea.
Vexorian wrote:
Just saying' :)
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Google Code
http://en.wikipedia.org/wiki/Heapsort
On Thu, Mar 27, 2014 at 4:32 PM, vivek dhiman vivek4dhi...@gmail.comwrote:
hmm. Last one did the trick. But i hold the value of required element
always in a separate variable and manipulate min and max as required.
//---
while i maxElems:
The problem statement is very clear on when he is a bad magician. From the
problem statement:
If there are multiple cards the volunteer could have chosen, y should be
Bad magician!
So it doesn't matter if in real life that would be a bad magician. In the
problem it's only a bad magician only in
was the trickiest for me too, had 2 failed checks
until I got it right (my problem was that I considered things like 1 3 2 as
impossible, although it should be c**).
Dne pondělí, 14. dubna 2014 15:58:49 UTC+2 Leopoldo Taravilse napsal(a):
I also couldn't solve this problem (I calculated by brute
Is it possible that a non accepted solution is correct?
Thanks,
Leo.-
On Mon, Apr 14, 2014 at 7:11 PM, Bartholomew Furrow fur...@gmail.comwrote:
Hi All,
I'm sending this email because there was a minor irregularity in the
Qualification Round, and it's important to us that we're open about
Linking participants profiles to Google+ profile has two main problems:
1) It violates the participants privacy unless they're asked to authorize
it.
2) Nobody uses Google+
On Tue, Apr 15, 2014 at 4:40 PM, Shuaib shu...@bytehood.com wrote:
True that. I think it would be easy to link names in
You don't need to use a website, you need to use a program written by
yourself in any programming language.
On Tue, Apr 22, 2014 at 9:36 AM, Yash Srivastava yash321...@gmail.comwrote:
which website to use for generating outputs in large data set problem?
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Thanks Google for giving us again a great problem as Proper Shuffle was! It
was an excelent problem! I really enjoyed solving it besides my 6 wrong
tries!
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Round 1C conflicts with ACM ICPC World Finals that start on the previous
day.
On Fri, Oct 10, 2014 at 3:27 PM, 'Google Code Jam' via Google Code Jam
google-code@googlegroups.com wrote:
Hi All,
We're close to announcing the 2015 Code Jam schedule! But we want your
feedback first. Here is the
schedule.
Best,
Leo.-
On Thu, Oct 16, 2014 at 1:47 PM, Leopoldo Taravilse ltaravi...@gmail.com
wrote:
Round 1C conflicts with ACM ICPC World Finals that start on the previous
day.
On Fri, Oct 10, 2014 at 3:27 PM, 'Google Code Jam' via Google Code Jam
google-code@googlegroups.com wrote:
Hi
Google's Seattle, Washington office, home of the Space Needle and
Nirvana! you forgot Jimi Hendrix!!
Great news to have the schedule of the new GCJ!
On Mon, Dec 1, 2014 at 8:36 PM, 'Google Code Jam' via Google Code Jam
google-code@googlegroups.com wrote:
Hi Everyone,
In case you missed it
Emily, will you be able to add a problem for submitting as an example?
Maybe after the three Rounds 1 finish you can have something for the Round
2 contestants.
Best,
Leo.-
On Wed, Mar 25, 2015 at 8:18 PM, 'Emily Miller' via Google Code Jam
google-code@googlegroups.com wrote:
Apologies for
I know it's hard to read somebody else's code but I was the whole contest
trying to solve problem C (mutexes) and I couldn't get more than a Wrong
Answer.
It was very hard for me as I couldn't compile locally so it was very hard
to test but my last submission I thought was bugless and I couldn't
It would be nice to have a 48 hour contest just for testing the problems we
couldn't solve during the contest with the same problems to be able to know
why we got wrong answers.
Do you (admins) think it's possible?
Thanks!
Leo.-
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It would be nice to be able to submit the exact same code for testing
(problem A) so we can avoid compilation errors as it's very hard to test
this codes locally.
For example, if there's a problem called dummy_problem where I can call
NumberOfPeople() and Height(i) for 0 = i NumberOfPeople(),
Hi everyone!
I'm getting runtime error on my code for problem sandwich and I cannot test
it on my local machine as I didn't figure out how to make the tester work
on Windows 8
Here's my code, if anyone can tell me why is it giving me runtime error I'd
appreciate it. I tried everything and it
Nevermind I found my bug.
On Fri, Jun 12, 2015 at 10:30 AM, Leopoldo Taravilse ltaravi...@gmail.com
wrote:
Hi everyone!
I'm getting runtime error on my code for problem sandwich and I cannot
test it on my local machine as I didn't figure out how to make the tester
work on Windows 8
Here's
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