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 char getSmallerDigit(String numStr) {
        char smallest = '9';
        for (char c : numStr.toCharArray()) {
            if (c < smallest)
                smallest = c;
        }

        return smallest;
    }
}