[Pulze] La.i ca^n

[HUNG QUANG NGO <hngo@cs.umn.edu>]

 Cha`o ca'c anh chi., 

  Nha^n tie^.n toa'n ddo^' ve^` ca^n, to^i cu~ng co' hai ba`i nho nho?,
hy vo.ng la` mo^.t phu't gia?i tri'

==== 1 ====

 Co' 100 kho ga.o, mo^~i kho 100 bao, mo^~i bao 100 kg, nhu*ng trong ddo'
co' mo^.t kho bi. la^'y ma^'t mo^~i bao 1 kg (nghi~a la` co`n 99 kg)

 Gia? su*? mi`nh co' mo^.t ca'i ca^n tha^.t lo*'n, co' the^? cho bie^'t
tro.ng lu*o*.ng cu?a ba^'t ky` thu*' gi` du` la` na(.ng bao nhie^u

 Ca^n mo^.t la^`n la`m sao xa'c ddi.nh ddu*o*.c kho na`o la` kho bi. ga(n
gian.

==== 2 ====

 Co' mo^.t bao ga.o lo*'n 13 kg ga.o, mo^.t ca'i ca^n 2 ddi~a va` mo^.t
qua? ca^n 1kg, ca^n 2 la^`n la`m sao dde^? la^'y ra 2,5 kg ga.o

Cheers