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Today's Problem


Solve one problem each day

Saturday, 24 september 2011

Un joc...

Proposed by petrebatranetuOffline
(one comment)4.396 times displayed

Am 2011 urne care contin fiecare oricat de multe bile. Fac urmatorul joc:
pas 1-incepand cu prima urna din fiecare urna scot cate o bila
pas 2-incepand cu a doua urna ,din doua in doua urne scot cate o bila
pas 3-incepand cu a treia urna, din trei in trei urne scot cate o bila
.....
.....
pas 2011- din a 2011-a urna scot o bila
Intrebarea e,numarul bilelor scoase e par sau impar?


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