g-2+f-2+e-2+d-2+c-2+b-2+a=> 7numere impare consecutive scrise in ordine
descrescatoare.
g-5=a*2.....=>....a=5+2....=>...a=7
a) |_|_|_|_|_|_|_|=>7
b) |__________|_|_|=> 7+2=9....=>b=9
c) |_____________|_|_|=> 9+2.......=>c=11
d) |________________|_|_|=> 11+2=13...=>...d=13
e) |___________________|_|_|=> 13+2=15...=> e=15
f) |______________________|_|_|=> 15+2=17...=> f=17
g) |_________________________|_|_|=> 17+2=19..=> g=19
19;17;15;13;11'9;7
