Create 682-baseball-game.js

aadil42 · web-flow · commit 1ba2c7a569b1 · 2022-11-08T16:14:02.000+05:30
Solved baseball-game in JS.
diff --git a/javascript/682-/682-baseball-game.js b/javascript/682-/682-baseball-game.js
@@ -0,0 +1,30 @@
+// problem link https://leetcode.com/problems/baseball-game/
+// time complexity  O(n).
+
+var calPoints = function(ops) {
+    
+       const outputArr = [];
+    
+    ops.forEach((op) => {
+        
+         switch(op) {
+             case 'D':
+                 outputArr.push(+outputArr[outputArr.length - 1] * 2);
+                 break;
+             case "C":
+                 outputArr.pop();
+                 break;
+             case "+":
+                outputArr.push(+outputArr[outputArr.length - 1] + +outputArr[outputArr.length - 2]);
+                 break;
+             default:
+                 outputArr.push(+op);
+         }    
+    });
+    
+ const result = outputArr.reduce((pre, currunt) => {
+        return currunt + pre;
+    },0);
+    
+    return result;
+};
