Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;
//License from project: Apache License 

public class Main {
    public static String removeDigit(String numStr, boolean which) {
        StringBuilder builder = new StringBuilder();
        for (char c : numStr.toCharArray()) {
            if (isOddDigit(c) ^ which) {
                builder.append(c);
            }
        }
        return builder.toString();
    }

    private static boolean isOddDigit(char c) {
        return c == '1' || c == '3' || c == '5' || c == '7' || c == '9';
    }
}