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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_atoi_base.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cacharle <charles.cabergs@gmail.com> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2019/07/06 08:07:17 by cacharle #+# #+# */
/* Updated: 2019/07/06 12:47:25 by cacharle ### ########.fr */
/* */
/* ************************************************************************** */
int my_pow(int base, int exponent)
{
int accumulator;
accumulator = 1;
while (exponent > 0)
{
accumulator *= base;
exponent--;
}
return (accumulator);
}
int position_in_base(char digit, char *base)
{
int i;
i = 0;
while (base[i] != digit)
i++;
return (i);
}
int ft_atoi_base(char *str, char *base)
{
int radix;
int i;
int j;
int nb;
nb = 0;
radix = 0;
while (base[++radix]);
i = 0;
while (str[++i]);
printf("%s base %d (%s)\n", str, radix, base);
j = 0;
while (--i >= 0)
{
printf("%c: %d * (%d^%d) = %d\n", str[i], position_in_base(str[i], base), radix, i, my_pow(radix, i) * position_in_base(str[j], base));
nb += my_pow(radix, i) * position_in_base(str[j], base);
j++;
}
return (nb);
}
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