feat: combination-sum

Author: HodaeSsi

combination-sum/HodaeSsi.py

@@ -0,0 +1,16 @@
+# 시간복잡도 : O(n * m) (n: target, m: len(candidates))
+# 공간복잡도 : O(n * m)
+class Solution:
+    def combinationSum(self, candidates: List[int], target: int) -> List[List[int]]:
+        dp = [[] for _ in range(target + 1)]
+        dp[0] = [[]]
+        
+        for candidate in candidates:
+            for num in range(candidate, target + 1):
+                for combination in dp[num - candidate]:
+                    temp = combination.copy()
+                    temp.extend([candidate])
+                    dp[num].append(temp)
+
+        return dp[target]
+