C - Piscine Exam 01

res = res * 10 + (str[i] - '0'); i++;

char *ft_strcpy(char *dest, char *src)

int i = 0; while (str[i]) i++; return (i); c piscine exam 01

int ft_strcmp(char *s1, char *s2)

int i = 0; while (s1[i] && s2[i] && s1[i] == s2[i]) i++; return (s1[i] - s2[i]); res = res * 10 + (str[i] -

if (str[i] == '-') sign = -1; i++;

int ft_atoi(char *str) str[i] == '-')