Merge pull request #253 from Suxxxxhyun/Suxxxxhyun

[Solved] PRG_음양더하기, 내적, 두개 뽑아서 더하기 [Failed] PRG_3진법뒤집기,

Author: Suxxxxhyun

Week5/공통/내적/suhyun.py

@@ -0,0 +1,7 @@
+def solution(a, b):
+    answer = 0
+    for i in range(len(a)):
+        answer += a[i] * b[i]
+    return answer
+
+print(solution([1,2,3,4], [-3,-1,0,2]))

Week5/공통/내적/test.java

@@ -0,0 +1,12 @@
+def solution(numbers):
+    answer = set()
+    numbers.sort()
+    
+    for i in range(len(numbers)):
+        for j in range(i+1, len(numbers)):
+            answer.add(numbers[i] + numbers[j])
+    
+    a = sorted(list(answer))
+    return a
+
+print(solution([2,1,3,4,1]))

Week5/공통/두개_뽑아서_더하기/suhyun.py

@@ -0,0 +1,3 @@
+def solution(absolutes, signs):
+    answer = 123456789
+    return answer

Week5/공통/음양_더하기/suhyun.py

@@ -0,0 +1,12 @@
+def solution(n):
+    answer = ''
+    
+    while(n >= 1):
+        rest = n % 3
+        n //= 3
+        answer += str(rest)
+    
+    # answer를 3진수로 표현한후, 해당 answer를 10진수로 반환하라.
+    return int(answer, 3)
+
+print(solution(45))