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Pizza Cut (Posted on 2003-10-27) Difficulty: 3 of 5
What is the greatest number of pieces you form with n cuts of a pizza?

  Submitted by Ravi Raja    
Rating: 2.0000 (3 votes)
Solution: (Hide)
With every cut you should cut through every previous cut. As long as you keep doing this you will always be able to do so again your next cut. The number of additional pieces formed on cut x will always be x.

Everyone should know that sum of all integers from 1 to n is n*(n+1)/2. So the sum of additional pieces cut will be n*(n+1)/2. Finally add 1 because we start with 1 piece: n*(n+1)/2 + 1.

Comments: ( You must be logged in to post comments.)
  Subject Author Date
Puzzle AnswerK Sengupta2023-12-21 06:03:49
re(2): full solutionnikki2004-09-01 16:17:45
Some Thoughtsre: full solutionnaiem2004-08-31 23:14:53
more slicesJack Squat2004-01-22 15:58:50
Solution if I may do thisHoward Bandy2003-11-01 10:34:38
re(4): full solutionBrian Smith2003-10-29 11:41:03
re(3): full solutionDJ2003-10-28 22:26:29
re(2): full solutionSilverKnight2003-10-27 21:41:16
re: full solutionS2003-10-27 20:47:32
re(5): full solutionSilverKnight2003-10-27 15:50:58
re(4): full solutionCharlie2003-10-27 15:48:39
re(3): full solutionSilverKnight2003-10-27 15:39:14
re(2): full solutionCharlie2003-10-27 15:26:49
re: full solutionSilverKnight2003-10-27 15:23:19
Solutionfull solutionSilverKnight2003-10-27 15:20:20
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