C Project: implementation our own printf function

Team members

• Tijani Chaabani
• Lamia Hamdi

changes

• add _printf.c , format_controller.c && modif main.h
• add print_str.c , print_char.c _putchar.c
• add print_decimal.c
• add print_binary.c, print_unsigned.c, print_octal.c
• add print_hexadecimal_maj, print_hecadecimal_min
• add print_custom_string