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Riad Khanmagomedov's April Contest — 4th - 12th April 201498 posts • Page 1 of 4 • 1 2 3 4
@ 2014-04-04 1:18 PM (#14796 - in reply to #14642) (#14796) Top

Mihalich



Posts: 26
20
Country : Ukraine

Mihalich posted @ 2014-04-04 1:18 PM

Is the April Contest document available in Russian?
@ 2014-04-04 3:11 PM (#14798 - in reply to #14642) (#14798) Top

rvarun



Posts: 268
100100202020
Country : India

rvarun posted @ 2014-04-04 3:11 PM

Hi. I have a query on the Fire puzzle. In the example, when time = 1 second, R3C3 is lighted. Will this flame lights up the match in R3C2 in N=1 or N=2. As per the example, it suggests N=2 but I am confirming whether a match will light up another match in the same second or next second.
@ 2014-04-04 4:18 PM (#14801 - in reply to #14795) (#14801) Top

Riad Khanmagomedov



Posts: 234
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Riad Khanmagomedov posted @ 2014-04-04 4:18 PM

Mihalich - 2014-04-04 1:15 PM



Vladimir, I will answer you by email.
@ 2014-04-04 4:25 PM (#14802 - in reply to #14798) (#14802) Top

Riad Khanmagomedov



Posts: 234
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Country : Russia

Riad Khanmagomedov posted @ 2014-04-04 4:25 PM

rvarun - 2014-04-04 3:11 PM

Hi. I have a query on the Fire puzzle. In the example, when time = 1 second, R3C3 is lighted. Will this flame lights up the match in R3C2 in N=1 or N=2. As per the example, it suggests N=2 but I am confirming whether a match will light up another match in the same second or next second.


If this second lights up the match in R3C3, the next second will light up cells R2C3 and R3C4.
@ 2014-04-04 4:36 PM (#14803 - in reply to #14642) (#14803) Top

greenhorn



Posts: 164
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Country : Slovakia

greenhorn posted @ 2014-04-04 4:36 PM

Hi Riad, I want to ask you, whether all line segments which form the turn (in My Line - puzzle 4) have identical lenghts. In the example they have (number 3 and three ?).
Thanks in advance
@ 2014-04-04 4:37 PM (#14804 - in reply to #14642) (#14804) Top

forcolin




Posts: 172
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Country : ITALY

forcolin posted @ 2014-04-04 4:37 PM

a question on puzzle 1 fire

how many matches are lit at the beginning? Just one or may be more than one? does "some match" mean " a certain match" or "some matches"?
@ 2014-04-04 6:50 PM (#14805 - in reply to #14642) (#14805) Top

mathcrazy



Posts: 35
20
Country : India

mathcrazy posted @ 2014-04-04 6:50 PM

What are optimizer puzzles?
@ 2014-04-04 6:50 PM (#14806 - in reply to #14803) (#14806) Top

Riad Khanmagomedov



Posts: 234
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Country : Russia

Riad Khanmagomedov posted @ 2014-04-04 6:50 PM

greenhorn - 2014-04-04 4:36 PM

Hi Riad, I want to ask you, whether all line segments which form the turn (in My Line - puzzle 4) have identical lenghts. In the example they have (number 3 and three ?).
Thanks in advance

Hi Matus,
In each cell with a digit or "?" line turns. Segments comprising this corner have an identical length. In cells without digit or "?" where the line turning angle lengths may be different.
@ 2014-04-04 6:52 PM (#14807 - in reply to #14804) (#14807) Top

Riad Khanmagomedov



Posts: 234
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Country : Russia

Riad Khanmagomedov posted @ 2014-04-04 6:52 PM

forcolin - 2014-04-04 4:37 PM

a question on puzzle 1 fire

how many matches are lit at the beginning? Just one or may be more than one? does "some match" mean " a certain match" or "some matches"?

Just one, Stefano.
@ 2014-04-04 6:55 PM (#14808 - in reply to #14805) (#14808) Top

Riad Khanmagomedov



Posts: 234
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Country : Russia

Riad Khanmagomedov posted @ 2014-04-04 6:55 PM

mathcrazy - 2014-04-04 6:50 PM

What are optimizer puzzles?

The last three puzzles.
@ 2014-04-04 7:30 PM (#14809 - in reply to #14642) (#14809) Top

chaotic_iak




Posts: 241
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Country : Indonesia

chaotic_iak posted @ 2014-04-04 7:30 PM

To clarify in puzzle 2 (Minefields), the numbers are treated as empty spaces, right? (And hence a numbered cell in the small grid doesn't have to correspond to a numbered cell in the large grid; it just needs to correspond to an empty cell in the large grid, numbered or not.) Otherwise there's an obvious contradiction. But clarifying...

And for puzzles 10 and 11, are the bounds M,N included? Or to be more explicit, take puzzle 10 (Loop Between the Polyominoes): is the maximum allowed grid size 26x26 or 27x27?

Edited by chaotic_iak 2014-04-04 7:32 PM
@ 2014-04-04 7:56 PM (#14810 - in reply to #14809) (#14810) Top

Riad Khanmagomedov



Posts: 234
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Country : Russia

Riad Khanmagomedov posted @ 2014-04-04 7:56 PM

chaotic_iak - 2014-04-04 7:30 PM

To clarify in puzzle 2 (Minefields), the numbers are treated as empty spaces, right? (And hence a numbered cell in the small grid doesn't have to correspond to a numbered cell in the large grid; it just needs to correspond to an empty cell in the large grid, numbered or not.) Otherwise there's an obvious contradiction. But clarifying...

And for puzzles 10 and 11, are the bounds M,N included? Or to be more explicit, take puzzle 10 (Loop Between the Polyominoes): is the maximum allowed grid size 26x26 or 27x27?

With my knowledge of English is hard to understand a question about Puzzle 2. I hope that Prasanna understand it and respond.

In Puzzle 10 the three maximum allowed grids are 26 x 26, 25 x 26, 26 x 25. M, N in puzzles 10 and 11 are not related.
@ 2014-04-04 8:33 PM (#14811 - in reply to #14642) (#14811) Top

chaotic_iak




Posts: 241
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Country : Indonesia

chaotic_iak posted @ 2014-04-04 8:33 PM

I mean, can a number inside the small grid correspond to an empty space in the large grid or must it correspond to another number?
@ 2014-04-04 8:48 PM (#14812 - in reply to #14642) (#14812) Top

mathcrazy



Posts: 35
20
Country : India

mathcrazy posted @ 2014-04-04 8:48 PM

For My Line of Puzzle 4, does the reverse rule apply? In the sense, if the line makes a turn at a cell, should that cell definitely contain a number?
@ 2014-04-04 8:56 PM (#14813 - in reply to #14642) (#14813) Top

mathcrazy



Posts: 35
20
Country : India

mathcrazy posted @ 2014-04-04 8:56 PM

In the Borderless Pentomino example, what significance do the rightmost 3 at the top and bottommost 3 at the right have? There are no pentominoes in those directions...
@ 2014-04-04 9:06 PM (#14814 - in reply to #14811) (#14814) Top

Riad Khanmagomedov



Posts: 234
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Country : Russia

Riad Khanmagomedov posted @ 2014-04-04 9:06 PM

chaotic_iak - 2014-04-04 8:33 PM

I mean, can a number inside the small grid correspond to an empty space in the large grid or must it correspond to another number?

A number inside the small grid can correspond to an empty space in the large grid.
@ 2014-04-04 9:12 PM (#14815 - in reply to #14812) (#14815) Top

Riad Khanmagomedov



Posts: 234
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Country : Russia

Riad Khanmagomedov posted @ 2014-04-04 9:12 PM

mathcrazy - 2014-04-04 8:48 PM

For My Line of Puzzle 4, does the reverse rule apply? In the sense, if the line makes a turn at a cell, should that cell definitely contain a number?

I answered a similar question from Matus:
In cells without digit or "?" where the line turning angle lengths may be different. But may also be identical.
@ 2014-04-04 9:16 PM (#14816 - in reply to #14813) (#14816) Top

Riad Khanmagomedov



Posts: 234
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Country : Russia

Riad Khanmagomedov posted @ 2014-04-04 9:16 PM

mathcrazy - 2014-04-04 8:56 PM

In the Borderless Pentomino example, what significance do the rightmost 3 at the top and bottommost 3 at the right have? There are no pentominoes in those directions...

In example pentominoes can be only into 4 x 4 area.
@ 2014-04-04 9:20 PM (#14817 - in reply to #14816) (#14817) Top

mathcrazy



Posts: 35
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Country : India

mathcrazy posted @ 2014-04-04 9:20 PM

Riad Khanmagomedov - 2014-04-04 9:16 PM

mathcrazy - 2014-04-04 8:56 PM

In the Borderless Pentomino example, what significance do the rightmost 3 at the top and bottommost 3 at the right have? There are no pentominoes in those directions...

In example pentominoes can be only into 4 x 4 area.


Then why does the last column contain 3 at the top when it is not part of the 4x4 area? What is the significance of that 3?
@ 2014-04-04 10:55 PM (#14819 - in reply to #14642) (#14819) Top

Sergey



Posts: 3

Country : Russia

Sergey posted @ 2014-04-04 10:55 PM

?????, ??????????, ??? ?????????? ??????? ???????? ?? ??????? ?????.
@ 2014-04-04 10:56 PM (#14820 - in reply to #14642) (#14820) Top

Sergey



Posts: 3

Country : Russia

Sergey posted @ 2014-04-04 10:56 PM

Post Russian text of the competition please
@ 2014-04-05 1:05 AM (#14821 - in reply to #14642) (#14821) Top

ksun48



Posts: 29
20
Country : Canada

ksun48 posted @ 2014-04-05 1:05 AM

I have a question about Astronomers: Can there be an angle where the Astronomer sees no planets?
@ 2014-04-05 3:21 AM (#14822 - in reply to #14821) (#14822) Top

prasanna16391



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prasanna16391 posted @ 2014-04-05 3:21 AM

ksun48 - 2014-04-05 1:05 AM

I have a question about Astronomers: Can there be an angle where the Astronomer sees no planets?


The Astronomer, as is normal vision, can see in (tending to) infinite angles. So the only thing to keep in mind is that there should be X number of visible planets and X number of invisible planets blocked by the visible ones. The angles in the example are just to get a better understanding of the visibility block.
@ 2014-04-05 5:21 AM (#14823 - in reply to #14642) (#14823) Top

FoxFireX




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FoxFireX posted @ 2014-04-05 5:21 AM

Just as a formatting note, it would be awesome for puzzles like 3 if the numbers were printed smaller and in a corner so you could write the translation in the box without trying to overwrite the digits. Going well so far, but that will end when I reach the optimizers. :)
@ 2014-04-05 9:40 AM (#14824 - in reply to #14642) (#14824) Top

chaotic_iak




Posts: 241
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Country : Indonesia

chaotic_iak posted @ 2014-04-05 9:40 AM

In puzzle 4 (Across 4 Grids), might the quadrant with black cells actually be My Line? Like, it's just a regular My Line with some removed squares, and the other quadrant is actually the Diayajilin.
Riad Khanmagomedov's April Contest — 4th - 12th April 201498 posts • Page 1 of 4 • 1 2 3 4
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