20v3v,7w,10v3v,w,f,4a,6w,5v3v,w,f,2w,2a,w,4f,2w,4v3v,w,3f,2a,w,5f,w,4v3v,w,2f,w,a,7f,w,4v3v,w,2f,w,a,5w,2f,w,4v3v,w,2f,w,a,5f,3w,4v3v,w,2f,w,a,f,w,5f,w,4v3v,w,2f,3w,6f,w,4v3v,w,4f,w,6f,w,4v3v,2w,3f,w,2f,5w,4v4v,8w,8v20v20v45,46,47,48,67,68,87,88,107,127,147,16785,105,108,145,147,171,172,173,185,191,193,205167
