Rohit kumar

They are (++) increment operator in c. (--)decrement operator in c. These two operators are called unary operator as they require only one operand.The operand should be a variable not a constant. * (++) operator :- Add one to the value of operand. *(--) operator :- substract one to the value of operand. # These operators are used in two form 1 pastfix form 2 prefix form          

An operator is a special symbol that tells the computer to perform certain mathematics or logical maniculation on data stored in variables.The variables that are operated are turned as operands. C operates can be classified in to following categories :- 1 Arithmetic operator 2 Relational operator 3 Logical             " 4 Assignment        " 5 Increments or decrement operator 6 Conditional operator 7 Bit wise operator 8 Special operator