Data commit

Task/Knapsack-problem-Continuous/Python/knapsack-problem-continuous.py

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+#        NAME, WEIGHT, VALUE (for this weight)
+items = [("beef",    3.8, 36.0),
+         ("pork",    5.4, 43.0),
+         ("ham",     3.6, 90.0),
+         ("greaves", 2.4, 45.0),
+         ("flitch",  4.0, 30.0),
+         ("brawn",   2.5, 56.0),
+         ("welt",    3.7, 67.0),
+         ("salami",  3.0, 95.0),
+         ("sausage", 5.9, 98.0)]
+
+MAXWT = 15.0
+
+sorted_items = sorted(((value/amount, amount, name)
+                       for name, amount, value in items),
+                      reverse = True)
+wt = val = 0
+bagged = []
+for unit_value, amount, name in sorted_items:
+    portion = min(MAXWT - wt, amount)
+    wt     += portion
+    addval  = portion * unit_value
+    val    += addval
+    bagged += [(name, portion, addval)]
+    if wt >= MAXWT:
+        break
+
+print("    ITEM   PORTION VALUE")
+print("\n".join("%10s %6.2f %6.2f" % item for item in bagged))
+print("\nTOTAL WEIGHT: %5.2f\nTOTAL VALUE: %5.2f" % (wt, val))