Create Append Characters to String to Make Subsequence.java

varunu28 · web-flow · commit df0a087491cd · 2022-11-27T07:57:29.000-08:00
diff --git a/Medium/Append Characters to String to Make Subsequence.java b/Medium/Append Characters to String to Make Subsequence.java
@@ -0,0 +1,13 @@
+class Solution {
+    public int appendCharacters(String s, String t) {
+        int idxS = 0;
+        int idxT = 0;
+        while (idxS < s.length() && idxT < t.length()) {
+            if (s.charAt(idxS) == t.charAt(idxT)) {
+                idxT++;
+            }
+            idxS++;
+        }
+        return idxT == t.length() ? 0 : t.length() - idxT;
+    }
+}
