36 lines
1.2 KiB
C
36 lines
1.2 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* ft_atoll.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: adjoly <adjoly@student.42angouleme.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2024/07/08 17:29:13 by adjoly #+# #+# */
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/* Updated: 2024/07/08 17:29:15 by adjoly ### ########.fr */
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/* */
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/* ************************************************************************** */
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long long ft_atoll(const char *nptr)
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{
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char sign;
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long long nbr;
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sign = 1;
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nbr = 0;
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while ((*nptr >= 7 && *nptr <= 13) || *nptr == 32)
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nptr++;
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if (*nptr == '-')
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{
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sign *= -1;
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nptr++;
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}
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else if (*nptr == '+')
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nptr++;
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while (*nptr >= '0' && *nptr <= '9')
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{
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nbr = nbr * 10 + (*nptr - '0');
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nptr++;
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}
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return (nbr * sign);
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}
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