import sys

for i in range(1, 11): 
    # print row i - row i contains i *'s
    for j in range(i):
        sys.stdout.write("*")
    # go to next line
    print

print
# Now print the right-justified triangle

for i in range(1, 11):
    # print row i - 10-i blanks and i *'s

    # print the 10-i blanks
    for j in range(10-i):
        sys.stdout.write(" ")
        
    # print the i *'s
    for k in range(i):
        sys.stdout.write("*")

    # go to next line
    print