Study with the several resources on Docsity
Earn points by helping other students or get them with a premium plan
Prepare for your exams
Study with the several resources on Docsity
Earn points to download
Earn points by helping other students or get them with a premium plan
Community
Ask the community for help and clear up your study doubts
Discover the best universities in your country according to Docsity users
Free resources
Download our free guides on studying techniques, anxiety management strategies, and thesis advice from Docsity tutors
Material Type: Exam; Class: ADVANCED PARALLEL PROGRAMMING; Subject: Computer/Information Sciences; University: University of Delaware; Term: Unknown 1989;
Typology: Exams
1 / 27
This page cannot be seen from the preview
Don't miss anything!
Presenter: Kishen Maloor Dept of Computer & Information Sciences University of Delaware
Matthew J. Bridges Neil Vachharajani Yun Zhang Thomas Jablin David I. August Department of Computer Science Princeton University
dict = start_dictionary(); while ((char = read(1)) != EOF) { profitable = compress(char, dict) @YBRANCH(probability=.00001) if (!profitable) dict = restart_dictionary(dict); } finish_dictionary(dict); Use of a y-branch #define CUTOFF 100000 dict = start_dictionary(); int count = 0; while ((char = read(1)) != EOF) { profitable = compress(char, dict) if (!profitable) { dict = restart_dictionary(dict); } else if (count == CUTOFF) { dict = restart_dictionary(dict); count = 0; } count++; } finish_dictionary(dict);
static int seed; @Commutative int Yacm_random() { int temp = seed / 127773L; seed = 16807L * (seed - temp * 127773L) - (temp * 2836L); if( seed < 0 ) seed += 2147483647L; Return seed; } Use of commutative
