diff --git a/UiHyeon/week_3/array_turn.py b/UiHyeon/week_3/array_turn.py
new file mode 100644
index 0000000..fed613a
--- /dev/null
+++ b/UiHyeon/week_3/array_turn.py
@@ -0,0 +1,36 @@
+def solution(rows, columns, queries):
+    answer = []
+    
+    #행렬 생성
+    graph = [[i for i in range(1 + (r * columns),columns+1+(r * columns))] for r in range(rows)]
+
+    for i in range(len(queries)):
+        base_r, base_c = queries[i][0], queries[i][1]
+        end_r, end_c = queries[i][2], queries[i][3]
+        except_num = graph[base_r-1][end_c-1]
+        mini = slave
+        #상
+        for j in range(end_c-1, base_c-1, -1): 
+            temp = graph[base_r-1][j-1]
+            graph[base_r-1][j] = temp
+            mini = min(temp, mini)
+        #좌
+        for j in range(base_r-1, end_r-1):
+            temp = graph[j+1][base_c-1]
+            graph[j][base_c-1] = temp
+            mini = min(temp, mini)
+        #하
+        for j in range(base_c-1, end_c-1):
+            temp = graph[end_r-1][j+1]
+            graph[end_r-1][j] = temp
+            mini = min(temp, mini)
+        #우
+        for j in range(end_r-1, base_r-1, -1):
+            temp = graph[j-1][end_c-1]
+            graph[j][end_c-1] = temp
+            mini = min(temp, mini)
+            
+        graph[base_r][end_c-1] = except_num
+        answer.append(mini)
+            
+    return answer
\ No newline at end of file
diff --git a/UiHyeon/week_3/bracket_turn.py b/UiHyeon/week_3/bracket_turn.py
new file mode 100644
index 0000000..0413afa
--- /dev/null
+++ b/UiHyeon/week_3/bracket_turn.py
@@ -0,0 +1,37 @@
+from collections import deque
+import re
+
+def isValidBracket(deq):
+    stack = []
+    bracket = re.compile('[ \( \{ \[ ]')
+    for check in deq:
+        if bracket.match(check): stack.append(check)
+        if stack:
+            if check == ')' and stack.pop() != '(':
+                return False
+            if check == '}' and stack.pop() != '{':
+                return False
+            if check == ']' and stack.pop() != '[':
+                return False
+        else: return False
+        
+    if stack: return False
+        
+    return True
+
+def solution(s):
+    answer = -1
+    deq = deque(_ for _ in s)
+    print(deq)
+    count = 0
+    
+    for i in range(len(s)):
+        if isValidBracket(deq):
+            count += 1
+        
+        deq.append(deq.popleft())
+        
+    if count > 1:
+        return count
+    else:
+        return 0
\ No newline at end of file