/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_atoi.c                                          :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: darugula <[email protected]>                    +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2019/07/05 04:20:27 by darugula          #+#    #+#             */
/*   Updated: 2019/07/05 04:20:32 by darugula         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

int     ft_strlen(char *str)
{
    int i;

    i = 0;
    while (str[i++] != 0)
    {
    }
    return (i - 1);
}

int     ft_atoi(char *str)
{
    int len;
    int i;
    int r;
    int s;

    len = ft_strlen(str);
    r = 0;
    i = 0;
    while (i < len)
    {
        r *= 10;
        r += str[i] - '0';
        i++;
    }
    return (r);
}