20vv,18w,vv,2w,a,2w,2f,7w,2f,2w,vv,2w,10f,a,3f,2w,vv,w,a,f,3w,3f,5w,a,f,2w,vv,w,2f,3w,a,7w,f,3w,vv,w,f,12w,2f,2w,vv,w,f,12w,2f,2w,vv,w,f,12w,2f,2w,vv,w,f,3w,3f,7w,f,2w,vv,w,f,3w,a,9w,f,2w,vv,w,f,3w,a,6w,4f,2w,vv,w,2f,2w,3f,2w,6f,2w,vv,2w,f,2w,f,3a,w,7f,w,vv,2w,f,3w,3a,8f,w,vv,2w,3f,a,2f,2w,7f,w,vv,10w,6f,2w,vv,18w,v20v20v43,73,82,95,107,206,226,267,268,269,287,288,289,30663,67,68,102,155,236,247,254,255,275,312,313,314,316188
