[BOJ] 균형잡힌 세상 / 실버4 / 18분

Author: JYP0824

JYP/균형잡힌 세상.py

@@ -0,0 +1,35 @@
+while True:
+    a = input()
+    
+    if a == '.':
+        break
+    stk = []
+    ans = True
+
+    for g in a:
+        if g =='(' or g == '[':
+            stk.append(g)
+        elif g == ')':
+            if len(stk) == 0:
+                ans = False
+                break
+            if stk[-1] == '(':       
+                stk.pop()
+            else:
+                ans=False
+                break
+        elif g ==']':
+            if len(stk) == 0:
+                ans = False
+                break
+            if stk[-1] == '[':
+                stk.pop()
+            else:
+                ans = False
+                break
+    
+    
+    if ans and not stk:
+        print("yes")
+    else:
+        print("no")