Mirror of L Pattern

The program must accept a string S as the input. The program must print the desired pattern as shown in the Example Input/Output section.

Boundary Condition(s):
3<= Length of S <= 100

Input Format:
The first line contains S.

Output Format:
The lines containing the desired pattern as shown in the Example Input/Output section.

Example Input/Output 1:
Input:
skillrack
Output:
skillrack
kkillrack
iiillrack
lllllrack
lllllrack
rrrrrrack
aaaaaaack
cccccccck
kkkkkkkkk

Example Input/Output 2:
Input:
huge
Output:
huge
uuge
ggge
eeee

a=input().strip()
k=1
for i in a:
print (i*k, end="")
print (a[k:])
k+=1