Răspunsuri

2014-06-12T10:29:15+03:00
L+l+L+L=434
2l+2L=434 /:2
l+L=217
l=l
L=l+1
l+l+1=217
2l+1=217
2l=217-1
2l=216
l=216:2
l=108

L=108+1
L=109
4 2 4