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92f038d4dd
| Author | SHA1 | Date | |
|---|---|---|---|
| 92f038d4dd | |||
| a9eb961eec |
@@ -72,7 +72,7 @@
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once: false
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# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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# Beispiele für Seminarwoche 11 (Blatt 10)
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# Beispiele für Vorlesung + Seminarwoche 11 (VL + Blatt 10)
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# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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- &rucksack_1
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@@ -89,6 +89,20 @@
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allow-fractional: true
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- <<: *rucksack_1
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algorithm: BRANCH-AND-BOUND
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- name: RUCKSACK
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algorithm: BRANCH-AND-BOUND
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max-cost: 460
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items: [
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'Lakritze',
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'Esspapier',
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'Gummibärchen',
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'Schokolade',
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'Apfelringe',
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]
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costs:
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[220, 80, 140, 90, 100]
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values:
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[100, 10, 70, 80, 100]
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- name: RUCKSACK
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algorithm: BRANCH-AND-BOUND
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max-cost: 90
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@@ -95,17 +95,17 @@ def display_branch_and_bound(
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else:
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used_choices.append(choice);
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expr = display_sum(choice=choice, values=values, as_maximum=False, order=order);
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rows.append((f'{lb_estimate:g}', expr, ('' if pad == MaskValue.UNSET else pad.value), S));
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rows.append((f'{lb_estimate:+g}', expr, S, ('' if pad == MaskValue.UNSET else pad.value)));
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table = pd.DataFrame(rows) \
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.rename(columns={0: 'b', 1: 'g(TOP(S))', 2: 'pad?', 3: 'S'}) \
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.rename(columns={0: 'bound', 1: 'g(TOP(S))', 2: 'S', 3: 'pad?'}) \
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.reset_index(drop=True);
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# benutze pandas-Dataframe + tabulate, um schöner darzustellen:
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repr = tabulate(
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table,
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headers=['b', 'g(TOP(S))', 'pad?', 'S'],
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headers=['bound', 'g(TOP(S))', 'S — stack', 'pad?'],
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showindex=False,
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colalign=('left', 'left', 'center', 'right'),
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colalign=('left', 'left', 'right', 'center'),
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tablefmt='rst'
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);
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return repr;
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