def g(s,n,j=1):
 for W in s.split("\n"):exec"O=p='';d=0\nfor c in W:q=' _'[j*'_'in p+c];e=[n-j,j-1][c=='/'];O+=q*(e+d)+[c,q][c>'^'];p=c;d=n+~e\nprint O;j-=1;"*j;j=n

s=""" __
/_/\\
\_\/"""

t=""" __
/\_\\
\/_/"""


 
u="""   ______
  /_/_/\_\\
 /_/\_\/\_\\
/\_\/_/\/_/\\
\/_/\_\/_/\/
 \_\/_/\_\/
  \_\_\/_/"""


for x in s,t,u:
 for n in 1,2,3,4:g(x,n)