recursion 2

Author: anmolpant

Data Structures in Java/Level 1/Lecture 4 - Recursion 2/Recursion2_RemoveX.java

@@ -0,0 +1,26 @@
+
+public class Recursion2_RemoveX {
+	
+	public static String removeX(String str) {
+		
+		if(str.length()==0) {
+			return str;
+		}
+		
+		if(str.charAt(0)=='x') {
+			return removeX(str.substring(1,str.length()));
+		}
+		else {
+			return str.charAt(0) + removeX(str.substring(1,str.length()));
+		}
+		
+	}
+	
+	public static void main(String[] args) {
+		
+		String str = "xbxa";
+		System.out.println(removeX(str));
+		
+	}
+
+}