2c2
< # Two ways to count up to 10.
---
> # Multiple ways to count up to 10.
15a16,36
> # Using "seq" ...
> for a in `seq 10`
> do
>   echo -n "$a "
> done  
> 
> echo; echo
> 
> # +==========================================+
> 
> # Using brace expansion ...
> # Bash, version 3+.
> for a in {1..10}
> do
>   echo -n "$a "
> done  
> 
> echo; echo
> 
> # +==========================================+
> 
31,32c52,53
< for ((a=1, b=1; a <= LIMIT ; a++, b++))  # The comma chains together operations.
< do
---
> for ((a=1, b=1; a <= LIMIT ; a++, b++))
> do  # The comma chains together operations.