diff --git a/builds/client.o b/builds/client.o
index 181e5ce..9b28efb 100644
Binary files a/builds/client.o and b/builds/client.o differ
diff --git a/builds/server.o b/builds/server.o
index 1f02d32..0944702 100644
Binary files a/builds/server.o and b/builds/server.o differ
diff --git a/client b/client
index ab8cfc1..9370bab 100755
Binary files a/client and b/client differ
diff --git a/server b/server
index c2ad378..b7adaaf 100755
Binary files a/server and b/server differ
diff --git a/srcs/client.c b/srcs/client.c
index 8b6a429..07990ad 100644
--- a/srcs/client.c
+++ b/srcs/client.c
@@ -1,10 +1,24 @@
 #include "../includes/minitalk.h"
 #include <stdlib.h> //for atoi
 
-int	main(int ac, char **av)
+int	usage(void)
 {
-	if (ac != 2)
-		return (0);
-	kill(atoi(av[1]), SIGUSR1);
+	ft_printf("usage: ./client [server pid] [message]\n");
+	return (0);
+}
+
+void	send_message(int server_pid, char *msg)
+{
+	if (!ft_strcmp(msg, "SIGUSR1"))
+		kill(server_pid, SIGUSR1);
+	if (!ft_strcmp(msg, "SIGUSR2"))
+		kill(server_pid, SIGUSR2);
+}
+
+int	main(int ac, char **av)
+{
+	if (ac != 3)
+		return (usage());
+	send_message(ft_atoi(av[1]), av[2]);
 	return (0);
 }
diff --git a/srcs/server.c b/srcs/server.c
index 63cf4c8..1be7314 100644
--- a/srcs/server.c
+++ b/srcs/server.c
@@ -21,6 +21,26 @@ int	main()
 	ft_printf("%i\n", pid);
 	signal(SIGUSR1, sig_handler_1);
 	signal(SIGUSR2, sig_handler_2);
+
+	int mask;
+	mask = 1 << 6;
+	char character;
+	character = 'c';
+	ft_printf("%c %i\n", character, character, mask);
+	while (mask != 0)
+	{
+		ft_putchar('\n');
+		ft_putnbrbase(character, "01");
+		ft_putchar('\n');
+		ft_putnbrbase(mask, "01");
+		ft_putchar('\n');
+		if ((character & mask) != 0)
+			ft_putchar('1');
+		if ((character & mask) == 0)
+			ft_putchar('0');
+		mask >>= 1;
+	}
+
 	while (1);
 	return (0);
 }