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ONEZERO - Ones and zeros |
Certain positive integers have their decimal representation consisting only of ones and zeros, and having at least one digit one, e.g. 101. If a positive integer does not have such a property, one can try to multiply it by some positive integer to find out whether the product has this property.
Input
Number K of test cases (K is approximately 1000);
In each of the next K lines there is one integer n (1 ≤ n ≤ 20000)
Output
For each test case, your program should compute the smallest multiple of the number n consisting only of digits 1 and 0 (beginning with 1).
Example
Input: 3 17 11011 17 Output: 11101 11011 11101
Added by: | Paweł Dobrzycki |
Date: | 2005-05-26 |
Time limit: | 8s |
Source limit: | 4096B |
Memory limit: | 1536MB |
Cluster: | Cube (Intel G860) |
Languages: | All except: NODEJS PERL6 VB.NET |
Resource: | II Polish Olympiad in Informatics, Ist Stage |
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2015-06-01 16:17:50 Saurabh Uttam
weak test case add 9999 |
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2015-05-21 19:01:29 V Y
If the number is even: result = str(foo(num/2))+'0'. But will this help? |
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2015-05-21 08:09:15 i_am_looser
wow feeling good ..... Brilliant question : ) |
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2015-05-07 13:21:00 Mukesh Gupta
problem can be solve without using bfs. hint: using complete binary tree |
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2015-05-07 13:14:40 Mukesh Gupta
test cases are weak add 1998 |
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2015-04-28 14:08:19 happy
stl string gives tle |
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2015-04-15 16:10:10 BRAIN
7.42s with C++ ( cin, cout ) :-ss . ....... algorithm using bfs and a binary tree with any node is 0 and 1 |
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2015-04-05 13:05:23 Rajat (1307086)
Brilliant question. Just look at my history of submissions of this question: first submission on 30/06/2014 AC on 05/04/2015 |
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2015-03-12 19:12:45 vijay
A Brilliant question . Guys jst do it urself. All the time will be worth.Dot |
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2015-01-18 22:56:32 Stanley
I cant solve it... The only way i know is making a list with all numbers with ones and zeros... I only know C :( Last edit: 2015-01-19 00:36:46 |