e ch i trOnq v vng
nc' mt e thm m mu haq hn
a q i e pn kia dq thi gian
hnh pnq a a da trOq tym e
c th gp c a e d cnq cm kch
tnh iu ca e ko th ns ht = li
K:
d khOq thi gian y c pao nhiu pi thnq
dn co' a trOq tay pO d e
cnq di 1 pu tri, 2 thi gian khc nhau
tnh iu i ta ri pi
e i ch tronq d dng
nc' mt e thm m mu hong hn
a g i e pn kia dng thi gian
hnh png a a da trog tym e
c th gp c a,e d cng cm kch
tnh iu ca e ko th ns ht = li
K:(ver1)
d khong thi gian y c pao nhiu pi thng
dn c a trong tay po d e
cng di 1 pu tri, 2 thi gian khc nhau
tnh iu i ta ri pi
e gi com tym chn thnh do nh trng
c th gn pn a d a ik n u chng na
th iu ca e
K:(ver 2)
cng di 1 pu tri, 2 thi gian khc nhau
tnh iu pi thng ca i ta chng th vn ton
tronh m ti,e s l nh trng sg' soi
dn li a da pn cnh e