6v,7w,7v5v,w,3a,w,3f,w,6v4v,w,f,a,f,a,5f,w,5v3v,w,2f,3a,2w,4f,w,4v3v,3w,f,w,f,3w,2f,2w,4v2v,w,4f,w,3a,5f,w,3v2v,w,5f,a,f,a,w,4f,w,3v3v,w,3f,w,3a,w,3f,w,4v3v,w,2f,4w,5f,w,4v3v,w,3f,w,7f,w,4v4v,w,f,3a,5f,w,5v4v,2w,a,f,a,w,4f,w,5v5v,w,3a,w,3f,w,6v6v,7w,7v20v26,27,28,46,48,66,67,68,108,109,110,128,130,148,149,150,206,207,208,226,228,246,247,24847,49,72,88,92,111,114,124,127,129,132,145,154,164,165,172,189,191,193,210,212,227,231,232250
