Welcome to the PuzzleUp; a problem and games site where each week a different problem is put accross for you to think on and try to solve.
The fundamental aim of this site is to support and raise persons of the information age who have highly developed capabilities of thinking, perceiving and problem solving and who are able to interpret different cultures and contribute to contemporary civilisation.
To keep us on track and give us direction we look forward to hearing your criticisms and suggestions.
Hoping that wisdom, peace and love will master the future of the world we live in.
Emrehan Halici


Dear Contenders,
Puzzleup 2017 ended, and the results are available.
Let us congratulate these "Top 12" outstanding competitors.
Final Scoreboard of 2017
Thanks for your participation.
We wish you all a happy new year!



Puzzleup 2017 answering period
Dear Contenders,
Puzzleup 2017 answering period will end at 11:00 (GMT) on 28 December 2017.
The competitors will examine the correct answers and their scores for all the problems for a 1 week period. Any objection will be made until 4 January 2018.
The final score board will be announced in the following week.
PUZZLEUP  December 24, 2017  12:53


[THREE CIRCLES] NEW NOTE
Dear PuzzleUp Contenders,
A note has been added to the problem:
"* If two circles are coincident, the third one can be tangent to either both of them or neither of them."
Please take notice and submit your answers accordingly.
Regards,
The PuzzleUp Team
PUZZLEUP  December 06, 2017  22:08


[FIVE BALLS] CORRECTION
Dear PuzzleUp Contenders,
A correction has been made.
Old: "...digital scale with a single ball..."
New: "...digital scale with a single pan ..."
Please take notice and submit your answers accordingly.
Regards,
The PuzzleUp Team
PUZZLEUP  November 29, 2017  12:42


[DICE GAME] CHANGE
Dear PuzzleUp Contenders,
To clarify the meaning, the question text has been changed.
Old:
"...
* As soon as you get 4 even numbers in a row, you will win.
* As soon as you get 4 odd numbers in a row, your friend will win.
* Otherwise, once you get 5 even numbers (may not be in a row), your friend will win.
…”
New:
"...
* Whenever 4 even numbers appear in a row, you will win.
* Whenever 4 odd numbers appear in a row, your friend will win.
* Whenever 5 even numbers appear (may not be in a row), your friend will win.
* If first and third condition occur at the same time, first condititon has the priority.
..."
Please take notice and submit your answers accordingly.
Regards,
The PuzzleUp Team
PUZZLEUP  November 08, 2017  21:27


[CANDLE BURNING OVERLAPS] not easy to understand
Understanding the question took much more than solving it...
orayg  October 27, 2017  11:32


[CANDLE BURNING OVERLAPS] Overlap meaning is not clear
Even after the clarification, overlapping condition of 3 candles has two different meaning hence two different answers are available. Consider A, B and C as candles, Does the case that “A” overlaps with “B” but none of them overlaps with “C”, satisfy the overlaping condition?
BasePointer  October 26, 2017  14:34


[CANDLE BURNING OVERLAPS] CHANGE
Dear PuzzleUp Contenders,
To clarify the meaning, the question text has been changed.
Old: "...For a situation to be considered as an overlap, burning of at least two of the candles must overlap, even if it is for a short time..."
New: "...For a situation to be considered as an overlap, the burning of each candle must overlap the burning of at least one other candle..."
Please take notice and submit your answers accordingly.
Regards,
The PuzzleUp Team
PUZZLEUP  October 25, 2017  20:47


[ODDEVEN] Clarification
Is the game competitive or cooperative? When my friend plays perfectly, is he/she trying to maximize their own score or maximize my outcome in this puzzle? Thank you.
cmbecker  October 18, 2017  11:51


[CROSSING POINTS] SECOND CHANGE
Dear PuzzleUp Contenders,
To clarify the meaning, the question text has been changed.
Old: "... connect every pair with a curve..."
New: "... connect every point to the other six points with a curve..."
Please take notice and submit your answers accordingly.
Regards,
The PuzzleUp Team
PUZZLEUP  October 05, 2017  07:12


[CROSSING POINTS] Change
Dear PuzzleUp Contenders,
To clarify the meaning, the question text has been changed.
Old: "... seven points on a paper such that no three is collinear..."
New: "... seven points on a plane such that no three are collinear..."
Please take notice and submit your answers accordingly.
Regards,
The PuzzleUp Team
PUZZLEUP  October 04, 2017  19:30


[CLOCKS] SECOND CHANGE
Dear PuzzleUp Contenders,
To clarify the meaning, the question text has been changed.
Old: "...What is the time when this first happens?"
New: "...What is the time when this first happens after they are set?"
Please take notice and submit your answers accordingly.
Regards,
The PuzzleUp Team
PUZZLEUP  September 07, 2017  10:27


[CLOCKS] Clarification
Hi Puzzleup folks,
The conditions are met immediately when you start observing, at 12:00. You may wish to eliminate this answer by stating that the clocks begin their motion and THEN you start observing.
Nice problem...Thanks!
Clive Dawson
clivedaw  September 07, 2017  02:29


[CLOCKS] Change
Dear PuzzleUp Contenders,
To clarify the meaning, the question text has been changed.
Old: "...Enter your answer in 12hour format, like 01:23"
New: "...Enter your answer in 12hour format without seconds, like 01:23"
Please take notice and submit your answers accordingly.
Regards,
The PuzzleUp Team
PUZZLEUP  September 06, 2017  21:13


[DOUBLY SORTED NUMBERS] Change
Dear PuzzleUp Contenders,
To clarify the meaning, the question text has been changed.
Old: "...different numbers..."
New: "...different positive integers..."
Please take notice and submit your answers accordingly.
Regards,
The PuzzleUp Team
PUZZLEUP  August 30, 2017  16:40


[LOTTERY] good one
If you think it is easy , the chances are you got it wrong:)
Moeinganji  August 10, 2017  22:11


good start
I enjoyed solving lottery question even it did not take much thinking, I believe this is just the beginning, I am sure that better ones will come soon!
orayg  August 10, 2017  11:36




