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Compile Program
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javac HashCodeExample.java


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Run Program
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java HashCodeExample


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Program Output
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Running several hashCode() implementations
==========================================

Default hashCode() method        [Object]                 : 13288040
Default hashCode() method        [HashCodeExample]        : 27355241
Default hashCode() method        [NoSuchElementException] : 24052850
Classes that Override hashCode() [Integer]                : 1
Negative Hash Codes              [Color]                  : -12285748
Override hashCode() method       [HashCodeExample2]       : 100
Call default hashCode() method   [HashCodeExample2]       : 10039797

HashMap Example Method
======================

11111 is mapped to Jay
55555 not mapped.

Testing Override hashCode() Method
==================================

Hash code for william  = 83581639
Hash code for bill     = 83581639
Silly
Silly

Running hashCode() and equals() Override
========================================

2036856011
2036856011
Yes