Fix bug in bin packing example

mmghannam · mmghannam · commit 044cbcca92b5 · 2025-05-21T20:59:32.000+02:00
diff --git a/examples/bin_packing.rs b/examples/bin_packing.rs
@@ -193,7 +193,7 @@ fn solve_knapsack(
     for pair in branching_decision.together.iter() {
         let var1 = &vars[pair.0];
         let var2 = &vars[pair.1];
-        model.add(cons().eq(1.0).coef(var1, 1.0).coef(var2, -1.0));
+        model.add(cons().eq(0.0).coef(var1, 1.0).coef(var2, -1.0));
     }
 
     // apart constraints

Original file line number	Diff line number	Diff line change
`@@ -193,7 +193,7 @@ fn solve_knapsack(`
`193`	`193`	`for pair in branching_decision.together.iter() {`
`194`	`194`	`let var1 = &vars[pair.0];`
`195`	`195`	`let var2 = &vars[pair.1];`
`196`		`- model.add(cons().eq(1.0).coef(var1, 1.0).coef(var2, -1.0));`
	`196`	`+ model.add(cons().eq(0.0).coef(var1, 1.0).coef(var2, -1.0));`
`197`	`197`	`}`
`198`	`198`
`199`	`199`	`// apart constraints`