package com.thealgorithms.stacks;
import java.util.Stack;
public final class DecimalToAnyUsingStack {
private DecimalToAnyUsingStack() {
}
public static String convert(int number, int radix) {
if (number < 0) {
throw new IllegalArgumentException("Number must be non-negative.");
}
if (radix < 2 || radix > 16) {
throw new IllegalArgumentException(String.format("Invalid radix: %d. Radix must be between 2 and 16.", radix));
}
if (number == 0) {
return "0";
}
char[] tables = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F'};
Stack<Character> bits = new Stack<>();
while (number > 0) {
bits.push(tables[number % radix]);
number = number / radix;
}
StringBuilder result = new StringBuilder();
while (!bits.isEmpty()) {
result.append(bits.pop());
}
return result.toString();
}
}