Given a string S of length L, the program
must print the pattern as described in the Example Input/Output.
Input
Format:
First line contains the string S.
Output
Format:
L lines containing the desired pattern.
Boundary
Condition:
2 <= L <= 100
Example
Input/Output 1:
Input:
ABCD
Ouput:
A
BB
CCC
DDDD
Example
Input/Output 2:
Input:
EAGLE
Ouput:
E
AA
GGG
LLLL
EEEEE
Solution:
s=input()
print('\n'.join(s[i]*(i+1) for i in
range(len(s))))