Download Algorithms for programmers: ideas and source code by Arndt J. PDF

By Arndt J.

This can be a draft of a booklet approximately chosen algorithms. The viewers in brain are programmers who're attracted to the taken care of algorithms and really are looking to create and comprehend operating and fairly optimized code.

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Additional resources for Algorithms for programmers: ideas and source code

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Ulong m = 0x33333333UL; return ((x & m) << 2) | ((x & (~m)) >> 2); } Equivalently, static inline ulong bit_swap_4(ulong x) // Return x with groups of 4 bits swapped. { ulong m = 0x0f0f0f0fUL; return ((x & m) << 4) | ((x & (~m)) >> 4); } and static inline ulong bit_swap_8(ulong x) // Return x with groups of 8 bits swapped. { ulong m = 0x00ff00ffUL; return ((x & m) << 8) | ((x & (~m)) >> 8); } When swapping half-words (here for 32-bit architectures) static inline ulong bit_swap_16(ulong x) // Return x with groups of 16 bits swapped.

111. 1.. 1. 1... 1111.... 1. 1111.. 11. 1111. 1.. 1. 1111... 18-B: Red and green transforms.

111. 1.. 1. 1... 1111.... 1. 1111.. 11. 1111. 1.. 1. 1111... 18-B: Red and green transforms.

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