42 lines
1.2 KiB
C
42 lines
1.2 KiB
C
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/* ************************************************************************** */
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/* */
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/* :::::::: */
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/* ft_around.c :+: :+: :+: */
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/* +:+ */
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/* By: djonker <marvin@codam.nl> +#+ */
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/* +#+ */
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/* Created: 2021/02/02 07:26:00 by djonker #+# #+# */
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/* Updated: 2023/02/07 00:42:07 by houtworm ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "../libft.h"
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int ft_around(char *n, int e)
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{
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int i;
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i = 0;
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while (n[i] == '0')
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{
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e++;
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i++;
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}
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i = ft_strlen(n);
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while (i >= e)
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{
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if (n[i] >= '5')
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n[i - 1] = n[i - 1] + 1;
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while (n[i - 1] > '9')
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{
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n[i - 1] = '0';
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n[i - 2] = n[i - 2] + 1;
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i--;
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if (i == 1 && n[0] > '9')
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return (1);
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}
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i--;
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}
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return (0);
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}
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