Re: Puzzle

[Dung Trong Nguyen <nguyen@jaist.ac.jp>]

> Ba.n dde^'n 1 la`ng ho?i ba^'t cu+' 1 ng` na`o: Anh co' pha?i
> ngu+o+`i=20 la`ng na`y kho^ng? Ne^'u ngu+o+=EC ta la('c thi` la`ng
> dda^'y no'i do^'i, ne^'u ga^.t thi` ngu+o+`i la`ng dda^'y no'i
> tha^.t.

> Vi`: Ne^'u la` la`ng A, ne^'u ba.n ho?i pha?i ngu+o+`i la`ng A
> thi`ho. se~ ga^.t (ba?n cha^'t tha^.t tha`), ne^'u ba.n ho?i
> ngu+o+`i la`ng B (vi`ba?n cha^'t do^'i tra') ne^n ho. cu~ng ga^.t.

> Ne^'u la` la`ng B, ne^'u ng` ba.n ho?i la` la`ng B thi`ho. se~ la('c
> (ba?n cha^'t do^'i tra'), ne^'u ng` ddo' la` la`ng A sang cho+i
> thi`ho.  se~ cu~ng la('c vi`ho. tha^.t tha`.

> I hope it was right,
> Huong=20

It's absolutely right. Hoa' ra no' chi? kho' vo+'i to^i tho^i ;-(

Cheers, d~