def P(x,y,s,c,dx,dy):
 for i in range(s):
  f[y][x]=c
  x+=dx;y+=dy
while 1:
 n=input() 
 f = [[" "] * (4*n+1) for i in range((2*n+1))]
 P(n,0,2*n,"_",1,0);
 P(n-1,1,n,"/",-1,1);
 P(1,n,2*n-1,"_",1,0);
 P(2*n,n,n,"/",1,-1);
 P(0,n+1,n,"\\",1,1);
 P(n,2*n,2*n-1,"_",1,0);
 P(2*n,n+1,n,"\\",1,1);
 P(3*n,2*n,n,"/",1,-1);
 P(4*n-1,n,n,"\\",-1,-1)
 for x in f: print"".join(x).rstrip()