Time: 101 ms (31.52%), Space: 42.3 MB (38.71%) - LeetHub

Author: nhemnt

392-is-subsequence/392-is-subsequence.js

@@ -0,0 +1,17 @@
+/**
+ * @param {string} s
+ * @param {string} t
+ * @return {boolean}
+ */
+var isSubsequence = function(s, t) {
+    let i =0, j =0;
+    while(i< s.length){
+      if(j >= t.length) return false;
+      if(s[i] === t[j]){
+        i++; j++
+      }else{
+        j++
+      }
+    }
+  return true;
+};