Theory

Replacing 'a' with 'b'

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Write a program that reads a string and replaces all occurrences of the letter 'a' with the letter 'b'.

The program should print out the resulting string.

Sample Input 1: 

aaa

Sample Output 1: 

bbb

Sample Input 2: 

bca

Sample Output 2: 

bcb
Write a program in Java 17
import java.util.Scanner;

class Main {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
// start coding here
}
}
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