Week 8

• Booleans
• Logical operations in C
• Bitwise operations in C
• Bit twiddling
  • Some important identities
  • Masking
  • Manipulating bits
• Some bit twiddling examples
  • Peanut butter and jelly
  • Numbers
• Math hacks and other tricks
  • Masking remainders
  • Exploiting twos’ complement notation
  • Population count…
  • …and beyond!
• Field packing
  • Suits and ranks
  • Packing the fields together
  • Bit packing
  • Conclusion

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