Merge pull request #349 from nilmanshi/patch-3

Update nilmanshi.md

Author: akshatcoder-hash

markdown_file/nilmanshi.md

@@ -23,7 +23,7 @@
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 |18|python|https://www.programiz.com/python-programming/online-compiler/|
 |19|python|https://www.javatpoint.com/pyhton-print-all-prime-number-in-an-interval|
-|20|||
+|20|python|https://www.programiz.com/python-programming/examples/prime-number-intervals|
 |21|||
 |22|||
 |23|||