20v9v,4w,7v5v,5w,2f,w,7v3v,3w,a,2f,w,2f,2w,6v3v,w,2f,a,3f,3a,w,6v3v,w,2f,a,2f,w,3f,w,6v3v,3w,f,3w,3f,w,6v4v,w,3f,3w,f,3w,5v4v,w,3f,w,2f,a,2f,w,5v4v,w,3a,3f,a,2f,w,5v4v,2w,2f,w,2f,a,3w,5v5v,w,2f,5w,7v5v,4w,11v20v20v66,86,90,91,92,106,171,185,186,187,191,21170,86,91,105,107,110,167,170,172,186,191,207188
