Revert "Do middle ground of sort and random"

Opt-Mucca · Opt-Mucca · commit 2004887fc85e · 2025-12-01T10:22:46.000+01:00
This reverts commit 6f62e0e.
diff --git a/highs/mip/HighsPathSeparator.cpp b/highs/mip/HighsPathSeparator.cpp
@@ -121,12 +121,9 @@ void HighsPathSeparator::separateLpSolution(HighsLpRelaxation& lpRelaxation,
       rowscore[row].second += std::abs(val);
     }
   }
-  HighsRandom random(mip.options_mip_->random_seed);
   for (HighsInt row = 0; row != lp.num_row_; ++row) {
     if (rowscore[row].second > mip.mipdata_->feastol) {
       rowscore[row].first /= rowscore[row].second;
-      // Want a fair bit of randomness
-      rowscore[row].first *= random.fraction();
     } else {
       rowscore[row].first = 0.0;
     }

Original file line number	Diff line number	Diff line change
`@@ -121,12 +121,9 @@ void HighsPathSeparator::separateLpSolution(HighsLpRelaxation& lpRelaxation,`
`121`	`121`	`rowscore[row].second += std::abs(val);`
`122`	`122`	`}`
`123`	`123`	`}`
`124`		`- HighsRandom random(mip.options_mip_->random_seed);`
`125`	`124`	`for (HighsInt row = 0; row != lp.num_row_; ++row) {`
`126`	`125`	`if (rowscore[row].second > mip.mipdata_->feastol) {`
`127`	`126`	`rowscore[row].first /= rowscore[row].second;`
`128`		`- // Want a fair bit of randomness`
`129`		`- rowscore[row].first *= random.fraction();`
`130`	`127`	`} else {`
`131`	`128`	`rowscore[row].first = 0.0;`
`132`	`129`	`}`