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Make it equal (Posted on 2010-05-26) Difficulty: 4 of 5
Divide the set {1,2,3,4, ....,n} into three disjoint subsets A , B , C whose sums of elements are equal. For what values of n it is feasible?

See The Solution Submitted by Ady TZIDON    
Rating: 3.0000 (1 votes)

Comments: ( You must be logged in to post comments.)
  Subject Author Date
re: Full proof.Ady TZIDON2010-05-27 13:51:04
SolutionFull proof.Jer2010-05-27 11:32:44
re: No problemsAdy TZIDON2010-05-27 06:19:31
Some ThoughtsNo problemsSteve Herman2010-05-27 01:32:23
Hints/Tipsre: half of it SOME HINTS(a partial spoiler)Ady TZIDON2010-05-26 19:29:38
Some ThoughtsDoesn't work for n = 10Steve Herman2010-05-26 18:20:31
half of itDaniel2010-05-26 16:52:29
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