Revert "Revert "Revert "Adding Data Structures and Algorithms content"""

This reverts commit 53f3a8474e7f6ac479e327fb6bd27824d4dcecc7.
Revert "Revert "Adding Data Structures and Algorithms content""

This reverts commit 7df56dadd8c81fa722ce07245cba2a9bd42180f1.
Suppressing warnings

Suppressing warnings