添加 背包问题理论基础多重背包 Python解法

problems/背包问题理论基础多重背包.md

@@ -204,6 +204,29 @@ class multi_pack{
 ```
 ### Python：
 
+```python
+
+C, N = input().split(" ")
+C, N = int(C), int(N)
+
+# value数组需要判断一下非空不然过不了
+weights = [int(x) for x in input().split(" ")]
+values = [int(x) for x in input().split(" ") if x]
+nums = [int(x) for x in input().split(" ")]
+
+dp = [0] * (C + 1)
+# 遍历背包容量
+for i in range(N):
+    for j in range(C, weights[i] - 1, -1):
+        for k in range(1, nums[i] + 1):
+            # 遍历 k，如果已经大于背包容量直接跳出循环
+            if k * weights[i] > j:
+                break
+            dp[j] = max(dp[j], dp[j - weights[i] * k] + values[i] * k) 
+print(dp[-1])
+
+```
+
 ### Go：