Pattern-Printing

Pattern printing programs wrtten in Java.

Pattern 1
****
****
****
****

Pattern 2
1111
2222
3333
4444

Pattern 3
1234
1234
1234
1234

Pattern 4
4321
4321
4321
4321

Pattern 5
1
12
123
1234

Pattern 6
1
23
345
4567

Pattern 7
1
23
456
78910

Pattern 8
A
AB
ABC
ABCD

Pattern 9
A
BC
DEF
GHIJ

Pattern 10
ABCD
EFGH
IJKL
MNOP

Pattern 11
   *
  **
 ***
****

Pattern 12
****
***
**
*

Pattern 13
   1
  121
 12321
1234321