20vv,17w,2v2w,4f,w,2f,a,2f,w,4f,2w,vw,2f,a,2f,w,2f,a,2f,w,2f,a,2f,w,vw,f,a,f,a,f,a,f,a,f,a,f,a,f,a,f,a,f,w,vw,a,f,w,f,a,f,a,f,w,f,a,f,a,f,w,f,a,w,vw,2f,w,2f,w,2f,w,2f,w,2f,w,2f,w,vw,2f,w,2f,w,2f,w,2f,w,2f,w,2f,w,v19w,v20v20v20v20v20v20v49,63,69,75,82,84,86,88,90,92,94,96,101,105,107,111,113,11763,69,75,82,83,84,88,89,90,94,95,96,101,105,107,111,113,11749
