mirror of
https://github.com/Ladebeze66/Piscine42.git
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37 lines
1.2 KiB
C
Executable File
37 lines
1.2 KiB
C
Executable File
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* ft_atoi.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: fgras-ca <marvin@42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2022/12/13 10:11:50 by fgras-ca #+# #+# */
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/* Updated: 2022/12/13 11:01:40 by fgras-ca ### ########.fr */
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/* */
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/* ************************************************************************** */
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int ft_atoi(char *str)
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{
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int res;
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int sign;
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int i;
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i = 0;
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res = 0;
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sign = 1;
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while (str[i] == 32 || (str[i] >= 9 && str[i] <= 13))
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i++;
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while (str[i] == '-' || str[i] == '+')
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{
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if (str[i] == '-')
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sign *= (-1);
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i++;
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}
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while (str[i] >= '0' && str[i] <= '9')
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{
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res = res * 10 + str[i] - '0';
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i++;
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}
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return (res * sign);
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}
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