Just paste lines into the field, select any options below, and press Submit. Results appear at the bottom of the page. Note: Processing an extremely large list can slow your computer. See details here.
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If you start with ...
gamma rays
alpha
beta
beta
beta
alpha
You'll end up with ...
3 beta
2 alpha
1 gamma rays
... modified by whatever options you select below.
Paste lines in the field below. Press Submit.
Ignore capitalization (results lower case) | Keep blanks at start of lines
Disclaimer: You use CountDuplicates entirely at your own risk.
