208*153=31824
120*315 =37800
206*407 =83842
380*104=39520
208*153=31824,120*31537800,206*407=83842,380*104=39520
208*153=31824
120*315 =37800
206*407 =83842
380*104=39520
208*153=31824,120*31537800,206*407=83842,380*104=39520