Computer Applications
Write a Java program to accept a character and print all the characters following it in the reverse order(till a).
Sample input:
If the character entered is d.
Sample output:
d
c
b
a
Java
Java Library Classes
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Answer
import java.util.Scanner;
public class KboatReverse
{
public static void main(String args[]) {
Scanner in = new Scanner(System.in);
System.out.print("Enter a letter: ");
char ch = in.next().charAt(0);
if (Character.isLetter(ch)) {
ch = Character.toLowerCase(ch);
for (char x = ch; x >= 'a'; x--) {
System.out.println(x);
}
}
else {
System.out.println("Invalid input");
}
}
}Output
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Related Questions
Give the output of the following code:
String P = "20", Q ="19"; int a = Integer.parseInt(P); int b = Integer.valueOf(Q); System.out.println(a+""+b);Assertion (A): Integer class can be used in the program without calling a package.
Reason (R): It belongs to the default package java.lang.
- Both Assertion (A) and Reason (R) are true and Reason (R) is a correct explanation of Assertion (A)
- Both Assertion (A) and Reason (R) are true and Reason (R) is not a correct explanation of Assertion(A)
- Assertion (A) is true and Reason (R) is false
- Assertion (A) is false and Reason (R) is true
The method to convert a String to double is:
- String.toDouble()
- Double.Parsedouble()
- Double.parseDouble(String)
- Double.parseDouble()