* Assignment: Word operations * * Description: * This assignment asks you to implement common word operations that are * not available in the Scala programming language. The intent is to practice * your skills at working with bits. * */ package wordOps /* * Task 1: Population count (number of 1-bits in a word) * * Complete the following function that takes as parameter * a 32-bit word, w, and returns __the number of 1-bits__ in w. * */ def popCount(w: Int): Int = ??? /* * Task 2: Reverse bit positions * * Complete the following function that takes as parameter * a 16-bit word, w, and returns a 16-bit word, r, such that * for every j=0,1,...,15, * the value of the bit at position j in r is equal to * the value of the bit at position 15-j in w. * */ def reverse(w: Short): Short = ??? /* * Task 3: Left rotation * * Complete the following function that takes two parameters * * 1) a 64-bit word, w, and * 2) a 32-bit word, k. * * The function returns a 64-bit word, r, such that * for all j=0,1,...,63 * the value
* Assignment: Word operations * * Description: * This assignment asks you to implement common word operations that are * not available in the Scala programming language. The intent is to practice * your skills at working with bits. * */ package wordOps /* * Task 1: Population count (number of 1-bits in a word) * * Complete the following function that takes as parameter * a 32-bit word, w, and returns __the number of 1-bits__ in w. * */ def popCount(w: Int): Int = ??? /* * Task 2: Reverse bit positions * * Complete the following function that takes as parameter * a 16-bit word, w, and returns a 16-bit word, r, such that * for every j=0,1,...,15, * the value of the bit at position j in r is equal to * the value of the bit at position 15-j in w. * */ def reverse(w: Short): Short = ??? /* * Task 3: Left rotation * * Complete the following function that takes two parameters * * 1) a 64-bit word, w, and * 2) a 32-bit word, k. * * The function returns a 64-bit word, r, such that * for all j=0,1,...,63 * the value
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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* Assignment: Word operations
*
* Description:
* This assignment asks you to implement common word operations that are
* not available in the Scala programming language. The intent is to practice
* your skills at working with bits.
*
*/
package wordOps
/*
* Task 1: Population count (number of 1-bits in a word)
*
* Complete the following function that takes as parameter
* a 32-bit word, w, and returns __the number of 1-bits__ in w.
*
*/
def popCount(w: Int): Int = ???
/*
* Task 2: Reverse bit positions
*
* Complete the following function that takes as parameter
* a 16-bit word, w, and returns a 16-bit word, r, such that
* for every j=0,1,...,15,
* the value of the bit at position j in r is equal to
* the value of the bit at position 15-j in w.
*
*/
def reverse(w: Short): Short = ???
/*
* Task 3: Left rotation
*
* Complete the following function that takes two parameters
*
* 1) a 64-bit word, w, and
* 2) a 32-bit word, k.
*
* The function returns a 64-bit word, r, such that
* for all j=0,1,...,63
* the value of the bit at position (j+k)%64 in r is equal to
* the value of the bit at position j in w.
*
*/
def leftRotate(w: Long, k: Int): Long = ???
Transcribed Image Text:*Task 1: Population count (number of 1-bits in a word)
* Complete the following function that takes as parameter
a 32-bit word, w, and returns _the number of 1-bits__ in w.
*
*/
def popCount(w: Int): Int = ???
/*
* Task 2: Reverse bit positions
*
* Complete the following function that takes as parameter
* a 16-bit word, w, and returns a 16-bit word, r, such that
* for every j=0,1,...,15,
* the value of the bit at position j in r is equal to
* the value of the bit at position 15-j in w.
*
*/
def reverse (w: Short): Short = ???
* Task 3: Left rotation
*
*
* 1) a 64-bit word, w, and
*
2) a 32-bit word, k.
*
Complete the following function that takes two parameters
* The function returns a 64-bit word, r, such that
* for all j=0,1,...,63
* the value of the bit at position (j+k)%64 in r is equal to
*the value of the bit at position j in w.
*
def leftRotate(w: Long, k: Int): Long = ???
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