diff --git a/Makefile b/Makefile
index b0ffb20..4615246 100644
--- a/Makefile
+++ b/Makefile
@@ -6,7 +6,7 @@
 #    By: tmaze <marvin@42.fr>                       +#+  +:+       +#+         #
 #                                                 +#+#+#+#+#+   +#+            #
 #    Created: 2018/04/04 10:51:59 by tmaze             #+#    #+#              #
-#    Updated: 2018/04/05 11:40:07 by tmaze            ###   ########.fr        #
+#    Updated: 2018/04/05 12:34:54 by tmaze            ###   ########.fr        #
 #                                                                              #
 #******************************************************************************#
 
@@ -27,6 +27,7 @@ SRCS =	\
 		ft_strrchr.c \
 		ft_strstr.c  \
 		ft_strnstr.c \
+		ft_strcmp.c  \
 		ft_isalpha.c \
 		ft_isdigit.c \
 		ft_isalnum.c \
diff --git a/ft_strcmp.c b/ft_strcmp.c
new file mode 100644
index 0000000..79408f7
--- /dev/null
+++ b/ft_strcmp.c
@@ -0,0 +1,28 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_strcmp.c                                        :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: tmaze <marvin@42.fr>                       +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2018/04/03 15:38:27 by tmaze             #+#    #+#             */
+/*   Updated: 2018/04/05 11:53:33 by tmaze            ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+int	ft_strcmp(const char *s1, const char *s2)
+{
+	int i;
+	int diff;
+
+	i = 1;
+	diff = s1[0] - s2[0];
+	while (diff == 0 && s1[i - 1] && s2[i - 1])
+	{
+		diff = s1[i] - s2[i];
+		i++;
+	}
+	return (diff);
+}