print+("\\","\"",",","print+(",")[3,1,0,0,1,2,1,0,1,1,2,1,2,1,2,1,3,1,2,1,4,1,4]")[3,1,0,0,1,2,1,0,1,1,2,1,2,1,2,1,3,1,2,1,4,1,4]