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C Contants

In programming Constants means values that never changes. Constants generally of the simple data types like an integers, floats, chars, strings, or enums. Constants act like any variables except trying to change Constant valuei is a compile-time error, in other words your program cannot be compiled. Integer Constants An integer literal can be a decimal, octal, or hexadecimal constant. A prefix specifies the base or radix: 0x or 0X for hexadecimal, 0 for octal, and nothing for dec...