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C increment and decrement operators. c programming has two operators increment ++ and decrementto change the cost of an operand (constant or variable) through 1.. increment ++ increases the fee by way of 1 whereas decrementdecreases the price by means of 1. these operators are unary operators, meaning they only function on a unmarried operand. Rand and srand in c/c++. rand rand function is used in c to generate random numbers. if we generate a chain of random quantity with rand characteristic, it'll create the same series again and again every time software runs. say if we're producing five random numbers in c with the assist of rand in a loop, then each time we collect and run. The modulus operator is useful in a lot of occasions. it is usually used to take a randomly generated variety and reduce that wide variety to a random variety on a smaller range, and it may additionally quick tell you if one range is a aspect of any other. While a=9 is split through b=four, the remai...