Create 2268-minimum-number-of-keypresses.js

Author: everthis

2268-minimum-number-of-keypresses.js

@@ -0,0 +1,23 @@
+/**
+ * @param {string} s
+ * @return {number}
+ */
+var minimumKeypresses = function (s) {
+  const freq = Array(26).fill(0)
+  const a = 'a'.charCodeAt(0)
+  for (const e of s) {
+    freq[e.charCodeAt(0) - a]++
+  }
+  let res = 0
+  freq.sort((a, b) => b - a)
+
+  // console.log(freq)
+  for (let i = 0; i < 26; i++) {
+    if (freq[i] === 0) break
+    const step = 1 + Math.floor(i / 9)
+    const val = step * freq[i]
+    res += val
+  }
+
+  return res
+}