Created
May 24, 2017 16:04
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TQC+ JAVA
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import java.util.Scanner; | |
public class JPA03 { | |
static Scanner keyboard = new Scanner(System.in); | |
public static void main(String[] args) { | |
System.out.print("Input a string: "); | |
String str = keyboard.nextLine(); | |
System.out.println(str + " has " + strR(str) + " As"); | |
System.out.print("Input a string: "); | |
str = keyboard.nextLine(); | |
System.out.println(str + " has " + strR(str) + " As"); | |
} | |
public static int strR(String str) { | |
if(str.equals("")) { | |
return 0; | |
} | |
if(str.substring(0, 1).equals("A")) { | |
return 1 + strR(str.substring(1)); | |
} | |
return strR(str.substring(1)); | |
} | |
} |
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