[BOJ] 10773 제로 (S4)

Author: jihostudy

김지호/11주차/260313.py

@@ -0,0 +1,12 @@
+K = int(input())
+
+stack = []
+
+for _ in range(K) :
+    N = int(input())
+    if N == 0 :
+        stack.pop()
+    else :
+        stack.append(N)
+
+print(sum(stack))