Merge pull request #1390 from loczek/392-Is-Subsequence

Create: 392-Is-Subsequence.ts

Author: Ahmad-A0

typescript/392-Is-Subsequence.ts

@@ -0,0 +1,13 @@
+function isSubsequence(s: string, t: string): boolean {
+    let i = 0;
+    let j = 0;
+
+    while (i < s.length && j < t.length) {
+        if (s[i] === t[j]) {
+            i += 1;
+        }
+        j += 1;
+    }
+
+    return i === s.length;
+}