ft_isprime.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_isprime.c                                       :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: smonroe <marvin@42.fr>                     +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2018/04/23 14:05:21 by smonroe           #+#    #+#             */
/*   Updated: 2018/04/23 14:53:44 by smonroe          ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

int		ft_isprime(int n)
{
	long	d;

	d = 2;
	if (n < 2)
		return (0);
	while ((d * d) <= n)
		if (!(n % d++))
			return (0);
	return (1);
}