Character Pattern

easy

Unknown

Question Solve Solutions

Print the following pattern for the given N number of rows. 
Pattern for N = 3
 A
 BB
 C*C

Input Format

Integer N (Total no. of rows)

Output Format

Pattern in N lines

Constraints

1 &lt;= N &lt;= 26

Example

Input

Output

A
BB
C*C
D**D
E***E
F****F

Pascal Triangle

Add One Row To Tree

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