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bivanalhar

2 Subset Kongruen

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Misalkan $A$ adalah himpunan dari $n\geq 2$ bilangan bulat ganjil. Buktikan bahwa terdapat 2 subhimpunan berbeda $X$ dan $Y$ dari $A$ sedemikian hingga $$\sum_{x\in X}x\equiv\sum_{y\in Y}y(\text{mod  }2^n)$$


Edited by bivanalhar

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loh kalo $A = \{ 1, 2, 4 \}$ dan $n = 12847347184798797984758932808345$ gimana ._.


Edited by donjar

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loh kalo $A = \{ 1, 2, 4 \}$ dan $n = 12847347184798797984758932808345$ gimana ._.

Kan $A$ punya $n$ anggota._.

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loh kalo $A = \{ 1, 2, 4 \}$ dan $n = 12847347184798797984758932808345$ gimana ._.

Kan $A$ punya $n$ anggota._.

 

kayaknya pas ini gw mabok deh. okay let me think of a solution

 

edit: ini $A$ elemennya semuanya ganjil ya maksudnya ._.

Edited by donjar

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