diff --git a/d06/ex00/convert b/d06/ex00/convert
new file mode 100755
index 0000000..c0be9d2
Binary files /dev/null and b/d06/ex00/convert differ
diff --git a/d06/ex00/main.cpp b/d06/ex00/main.cpp
index 41b6c1e..5b5ffae 100644
--- a/d06/ex00/main.cpp
+++ b/d06/ex00/main.cpp
@@ -15,6 +15,8 @@ int	main(int ac, char **av) {
 		return 0;
 	}
 
+	std::cout << "\n\n" B_GREEN "----------------------------------------------------\n"
+			  << "\nCHAR" RESET "\n";
 	// char
 	convert("!");
 	convert("\"");
@@ -100,6 +102,9 @@ int	main(int ac, char **av) {
 	convert("|");
 	convert("}");
 	convert("~");
+
+	std::cout << "\n\n" B_GREEN "----------------------------------------------------\n"
+			  << "\nINT" RESET "\n";
 	// int
 	convert("0");
 	convert("-42");
@@ -147,6 +152,9 @@ int	main(int ac, char **av) {
 	convert(MAX_FLOAT_INT_PREC_4);
 	convert(MAX_FLOAT_INT_PREC_5);
 	convert(MAX_FLOAT_INT_PREC_6);
+
+	std::cout << "\n\n" B_GREEN "----------------------------------------------------\n"
+			  << "\nFLOAT" RESET "\n";
 	// float
 	convert("0.0f");
 	convert("-4.2f");
@@ -181,6 +189,9 @@ int	main(int ac, char **av) {
 	convert(MAX_F_5".0f");
 	convert(MAX_F_6".0f");
 	convert(MAX_F_N".0f");
+
+	std::cout << "\n\n" B_GREEN "----------------------------------------------------\n"
+			  << "\nDOUBLE" RESET "\n";
 	//double
 	convert("0.0");
 	convert("-4.2");
diff --git a/d06/ex00/srcs/checkChar.cpp b/d06/ex00/srcs/checkChar.cpp
index eba45de..0f5948c 100644
--- a/d06/ex00/srcs/checkChar.cpp
+++ b/d06/ex00/srcs/checkChar.cpp
@@ -22,10 +22,10 @@ bool	isChar(std::string str) {
 bool	checkChar(std::string str) {
 	char	c;
 
-	if (str.length() != 1 || isdigit(str[0]))
+	if (!isChar(str))
 		return false;
-	c = str[0];
 
+	c = str[0];
 	std::cout << B_CYAN << c << B_YELLOW " char" RESET "\n";
 	fromChar(c);
 
diff --git a/d06/ex00/srcs/convert.cpp b/d06/ex00/srcs/convert.cpp
index ba1c1d7..16abcb4 100644
--- a/d06/ex00/srcs/convert.cpp
+++ b/d06/ex00/srcs/convert.cpp
@@ -2,6 +2,12 @@
 #include <string>
 #include "convert.h"
 
+//   f[]       : is an array
+//  *f[]       : is an array of pointers
+// (*f[])()    : is an array of pointers to functions with no parameters
+// (*f[])(str) : is an array of pointers to functions with parameter str
+// see :
+// https://stackoverflow.com/questions/31643245/declaring-an-array-of-functions-of-type-void-c
 bool	(*checkFunc[])(std::string str) =
 {
 	checkChar,