Create Check If String Is a Prefix of Array.java

varunu28 · web-flow · commit fc76913c17cb · 2021-08-08T07:06:34.000-07:00
diff --git a/Easy/Check If String Is a Prefix of Array.java b/Easy/Check If String Is a Prefix of Array.java
@@ -0,0 +1,17 @@
+class Solution {
+  public boolean isPrefixString(String s, String[] words) {
+    int idx = 0;
+    for (String word : words) {
+      for (int i = 0; i < word.length(); i++) {
+        if (word.charAt(i) != s.charAt(idx)) {
+          return false;
+        }
+        idx++;
+        if (idx == s.length()) {
+          return i == word.length() - 1;
+        }
+      }
+    }
+    return idx == s.length();
+  }   
+}
