All 1. I've posted my solution for problem 10 which uses about 27 instructions and no loops to convert any 128 bit unsigned integer. The technique is...
All 1. A new problem #12 submitted by Tony Matharu has been posted regarding standard deviation. 2. A new solution to #4 submitted by Alfred Nykolya...
All This was posted on Hercules email group today by Jay Maynard, and I thought I'd pass it on for those interested in using it to extend older assemblers to...
All I've posted a solution to problem #11 which asks for the fastest hash routine to retrieve address of table entry given 8 character key for a table of known...
Given a decimal number with 2 decimal places representing the total cost of an item and another decimal number representing the quantify, calculate the unit...
I've posted a second solution to the hash table problem which allows up to 2 duplicate hash key searches per entry resulting in a reduction in the hash table...
All Congratulations to Steve Comstock with http://www.trainersfriend.com/ for posting first solution to problem #13 using 5 packed decimal instructions. See...
All I've updated the problem statement for #13 per posting on Mainframe Assembler List indicating it was incorrect. I've also posted a new solution to #13...
All ZMFACC Assembler Coding Contest - A new problem #14 - code the Ackerman function to calc a(4,1)=65533. Code a macro assembler program to calculate the...
All Congratulations to Martin Ward for a very impressive solution to problem #14 using packed decimal to handle higher value Ackerman functions with up to 15 ...
All I've posted correction to comments on Martin Ward's solution to #14. It supports up to 31 digit solutions. I've also posted new current problem category...
All Congratulations to Werner Hams for submitting new #1 solution to problem #11 hash table lookup using linked list for duplicates. This solution uses a few...
All Today a friend living in Finland sent me this fascinating reference on hash tables by Bob Jenkins: http://burtleburtle.net/bob/hash/doobs.html It...
... This web page: http://www.mactech.com/articles/mactech/Vol.14/14.01/FastSquareRootCalc/ describes how to use a table to obtain a more accurate first...
Can we have some clarification on Problem 17 in as far as any constraints on the operand field. For example, compressing: L1 CLI F1,64 Is much easier...
Martin Thanks, after SHARE I'll take a run at optimizing the SQXTR routine. The emulator pz390.java code for the SQXBR and SQXR routines actually uses Math ...
John, all My intention in using the work "transparent" was to indicate that all 256 EBCDIC characters are allowed including any kind of operand characters and ...
All Congratulations to Werner Rams for the first solution to problem #17. His solution compresses and decompresses 3 records using CLCL to detect end of ...
All Correction on the number of instructions required for solution to problem 17 - it is 827 and not 30,619. I had mistakenly published the instructions per ...
All Following the release of z390 v1.4.01a with new date and time callable routine named DAT that can be used for benchmark testing, I've published a first...
All Congratulations to Werner Rams for solution to #19 using TRTR. Honorable mention also goes to Steve R.K. for sending email suggesting TRTR earlier the...
... Non-repetition is not a very good test for a random number generator. Eg start with a 64 bit seed and increment by one on each call. Your test program will...
All Congratulations to Werner Rams for coding and testing published random number generator which ran for 5 hours on his PC without any duplications. To see...
All It's been a while, but the contest will resume once z390 priority 1 compatibility RPI's are fixed hopefully in the next day or two with RPI v1.4.01f. I'm...
All * P7EH1.MLC/LOG by John Erhman - has been updated to remove work-around for AW since the latest z390 PTF v1.4.01f now has support for AW and all the HFP...
All The following 3 new solutions and 1 new problem have been contributed: * 08/11/08 * P17DW1.MLC <http://z390.sourceforge.net/contest/p17/P17DW1.TXT> /LOG ...
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