Use randomize() at first to change the values generated by each time the random() is run later.

Random() returns a random number between 0 and (num-1).random(num) is a macro defined in stdlib.h

Randomize() initializes the random number generator with a random value.Because randomize is implemented as a macro that calls the time function protyped in time.h,you should include time.h when you use this routine.

Random generates a random no..randomize()initializes random no. generation with a random value based on time,...

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