Create README.md

Author: cbalkig

README.md

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+# Java-MutualExclusive
+
+Processes A and B want to access file X first and then Y.
+All accesses are mutually exclusive. The requirement is that whichever of A and B accesses X first must also be first to access Y.
+For example, if X is accessed in the order BA, then Y must also be accessed in the order BA.