6v,7w,7v5v,w,3f,w,f,w,f,w,6v4v,w,4f,a,4f,w,5v3v,w,f,3w,f,w,f,3w,f,w,4v3v,w,2f,a,5f,a,2f,w,4v2v,2w,f,w,f,5w,f,w,f,2w,3v2v,2w,f,w,2f,w,2f,w,f,w,f,2w,3v3v,w,f,w,7f,w,f,w,4v3v,w,f,w,2f,3w,2f,w,f,w,4v3v,w,4f,w,6f,w,4v4v,2w,2f,w,3f,3w,5v4v,w,2f,4w,a,2f,w,5v5v,w,f,5a,f,w,6v6v,7w,7v20v49,86,92,231,247,248,249,250,25149,86,92,106,112,146,148,187,190249
