Feat:Add solution of #118

src/BaekJoon/sa11k/10773/Main.java

@@ -0,0 +1,26 @@
+import java.io.*;
+import java.util.*;
+
+class Main {
+    public static void main(String[] args) throws Exception {
+        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
+        int K = Integer.parseInt(br.readLine());
+        Stack<Integer> stack = new Stack<>();
+
+        for(int i = 0; i<K; i++){
+            int num = Integer.parseInt(br.readLine());
+            if(num != 0) stack.push(num);
+            else stack.pop();
+        }
+
+        int sum = 0;
+        int size = stack.size();
+        for(int i = 0; i<size; i++){
+            sum += stack.pop();
+        }
+
+        System.out.println(sum);
+
+        br.close();
+    }
+}