Octal and hexadecimal integer constant in C Language video tutorial part-7

In this video tutorial we will learn about octal and hexadecimal integer constant. Octal integer constant comes between range 0 to 7 and hexadecimal number is combination of digit and letters. You can say 0 to 9 digit and A to F letter. Octal number prefix with "0" and hexadecimal number prefix with "0x".