Task3_While_Loop

n=input("Enter any number:")
i=0
k= 2*n - 1
while i<n:
    j=1

    while j<k:
        print "",
        j=j+1
    k=k-2
    l=0

    while l<=(2*i)-1:
        print "*",
        l=l+1


    print "*",""
    i=i+1