/*
 * Read two numbers and print the first one in the base
 * indicated by the second. 
 */

package main

import "fmt"

func main() {
	// Declare two integers variables.
	var num, base int

	fmt.Printf("Please enter number and base: ")
	fmt.Scan(&num, &base)

	/* Find the largest power of the base <= the number, but not less 
	   than one. */
	pwr := base
	for ; pwr <= num; pwr *= base { }
	pwr = pwr / base

	fmt.Printf("%d in base %d is ", num, base)

	/* This for loop is like a while in C or Java.  It generates 
	   and prints the digits. */
	for pwr >= 1 {
		digit := num / pwr
		num -= digit*pwr
		pwr /= base

		if digit < 10 { 
			fmt.Printf("%d", digit) 
		} else { 
		  	fmt.Printf("%c", 'A'+digit-10) 
		}
	}

	fmt.Printf("\n")
}