Search found 6 matches

by mission264
Tue Jan 14, 2014 5:14 pm
Forum: Secondary: Solved
Topic: Dhaka Secondary 2010/12
Replies: 5
Views: 5597

Re: Dhaka Secondary 2010/12

and you put wrong link as 'similar'. i think that should be this viewtopic.php?f=42&t=378
by mission264
Tue Jan 14, 2014 5:12 pm
Forum: Secondary: Solved
Topic: Dhaka Secondary 2010/12
Replies: 5
Views: 5597

Re: Dhaka Secondary 2010/12

shouldn't this be 163?
$\lfloor \frac{300}{2} \rfloor + \lfloor \frac{300}{3} \rfloor - \lfloor \frac{300}{6} \rfloor - \lfloor \frac{300}{8} \rfloor=163$
by mission264
Tue Jan 07, 2014 8:38 pm
Forum: H. Secondary: Solved
Topic: Dhaka Higher Secondary 2011/8
Replies: 18
Views: 9792

Re: Dhaka Higher Secondary 2011/8

i've got $N=2^6 \cdot 3^2 \cdot 37$
by mission264
Tue Jan 07, 2014 2:08 pm
Forum: Secondary: Solved
Topic: Dhaka Secondary 2011/7
Replies: 11
Views: 7818

Re: Dhaka Secondary 2011/7

sorry for my previous post, i just realized it. i'm new to combinatorics, really sorry.
by mission264
Sun Jan 05, 2014 6:00 pm
Forum: Computer Science
Topic: IDE
Replies: 26
Views: 16140

Re: IDE

codeblocks/geany
by mission264
Sun Jan 05, 2014 5:55 pm
Forum: Secondary: Solved
Topic: Dhaka Secondary 2011/7
Replies: 11
Views: 7818

Re: Dhaka Secondary 2011/7

Solution: As we know that using $n$ letters $3$ times when repetition is allowed ,at most $n^3$ different words can be formed. So the big one needs $5$ letters as $5^3=125>120$ i got a different ans. if we follow $5^3$, we'll get some permutations twice, say BAA. but names should be different. my s...