Update 1717-maximum-score-from-removing-substrings.js

Author: everthis

1717-maximum-score-from-removing-substrings.js

@@ -1,3 +1,36 @@
+/**
+ * @param {string} s
+ * @param {number} x
+ * @param {number} y
+ * @return {number}
+ */
+const maximumGain = function (s, x, y) {
+  let sb = s.split('')
+  if (x > y) {
+    return remove(sb, 'ab', x) + remove(sb, 'ba', y)
+  }
+  return remove(sb, 'ba', y) + remove(sb, 'ab', x)
+  function remove(sb, pattern, point) {
+    let i = 0,
+      res = 0
+    for (let j = 0; j < sb.length; j++) {
+      sb[i++] = sb[j]
+      if (
+        i > 1 &&
+        sb[i - 2] == pattern.charAt(0) &&
+        sb[i - 1] == pattern.charAt(1)
+      ) {
+        i -= 2
+        res += point
+      }
+    }
+    sb.splice(i)
+    return res
+  }
+}
+
+// another
+
 /**
  * @param {string} s
  * @param {number} x