20v20vv,17w,2vv,w,f,w,13f,w,2vv,w,f,w,f,11w,f,w,2vv,w,f,w,f,w,9f,w,f,w,2vv,w,f,w,f,w,f,7w,f,w,f,w,2vv,w,f,w,f,w,f,w,a,4f,w,f,w,f,w,2vv,w,f,w,f,w,f,w,2a,3f,w,f,w,f,w,2vv,w,f,w,f,w,f,w,2a,3f,w,f,w,f,w,2vv,w,f,w,f,w,f,5w,f,w,f,w,f,w,2vv,w,f,w,f,w,7f,w,f,w,f,w,2vv,w,f,w,f,9w,f,w,f,w,2vv,w,f,w,11f,w,f,w,2vv,w,f,13w,f,w,2vv,w,15f,w,2vv,17w,2v20v20v20v148,168,169,188,189151,169,170,171,19162
