v /____/
p /____ ____/ }59c---136p
g /____ ____ ____ ____/
r /____/
presupunem ca toate 59 is vaci si porci,avem:
59x4picioare=236picioare
236-136=100pici---au g+r
100p:2=50capete--g+r
59-50=9capete--v+porci
gainile+ratele=4+1=5segmente
deci50:5=10rate
vacile+porcii=1+2=3segmente
deci9:3=3vaci
50-10=40gaini
9-3=6porci
verificare:3+6+40+10=59capete
9 x 4+50 x 2=36+100=136picioare