Update

Author: w2xi

algorithms/alert-using-same-key-card-three-or-more-times-in-a-one-hour-period.js

@@ -20,21 +20,17 @@ var alertNames = function(keyName, keyTime) {
       continue
     }
     item.sort();
-    for (let i = 0; i < item.length && i + 2 < item.length; i++) {
-      const diff = diffTimestamp(item[i], item[i + 2]);
-      if (diff >= 0 && diff <= 3600) {
+    for (let i = 2; i < item.length; i++) {
+      if (toNum(item[i]) - toNum(item[i - 2]) <= 100) {
         result.push(key);
         break;
       }
     }
   }
   return result.sort();
 };
-function diffTimestamp(time1, time2) {
-  return toTimestamp(time2) - toTimestamp(time1);
-}
-function toTimestamp(str) {
-  const [hours, minutes] = str.split(':');
-  return hours * 3600 + minutes * 60;
+// '09:00' => '0900'
+function toNum(str) {
+  return str.split(':').join('');
 }
 

vs-lt/1604.警告一小时内使用相同员工卡大于等于三次的人.js

@@ -26,22 +26,18 @@ var alertNames = function(keyName, keyTime) {
       continue
     }
     item.sort();
-    for (let i = 0; i < item.length && i + 2 < item.length; i++) {
-      const diff = diffTimestamp(item[i], item[i + 2]);
-      if (diff >= 0 && diff <= 3600) {
+    for (let i = 2; i < item.length; i++) {
+      if (toNum(item[i]) - toNum(item[i - 2]) <= 100) {
         result.push(key);
         break;
       }
     }
   }
   return result.sort();
 };
-function diffTimestamp(time1, time2) {
-  return toTimestamp(time2) - toTimestamp(time1);
-}
-function toTimestamp(str) {
-  const [hours, minutes] = str.split(':');
-  return hours * 3600 + minutes * 60;
+// '09:00' => '0900'
+function toNum(str) {
+  return str.split(':').join('');
 }
 // @lc code=end