0	
1	abc
2	def
3	
4	
5	
6	
7	
8	
9	
0	
1	abc
2	def
3	
4	
5	
6	ghi
7	
8	
9	
0	0	
1	1	abc
2	2	def
3	3	
4	4	
5	5	
6	6	ghi
7	7	
8	8	
9	9	
0	3	
3	9	
2	21	def
1	12	abc

0	45