Help for this page

Select Code to Download

Select or download this
```
#!/usr/bin/perl

...

ATGNCNC
TTGNNNC
```

Select or download this

{
  "\2"  => "AC ",
...
}
ATGNCNC ^ ATGACNN => "\0\0\0\17\0\0\r" ok
ATGNCNC ^ TTGNNNC => "\25\0\0\0\r\0\0" FAIL