Returns a pseudo-random integral number in the range between 0 and RANDMAX. This number is generated by an algorithm that returns a sequence of apparently non-related numbers each time it is called. This algorithm uses a seed to generate the series, which should be initialized to some distinctive value using function srand.
How to generate a random number in a given range in C.
Examples:
As C does not have an inbuilt function for generating a number in the range, but it does have rand function which generate a random number from 0 to RAND_MAX. With the help of rand () a number in range can be generated as num = (rand() % (upper – lower + 1)) + lower
// random number in a given range. #include <stdlib.h> // numbers in range [lower, upper]. int count) int i; int num = ( rand () % printf ( '%d ' , num); } // Driver code { // seed for random generator } |
Note : Output generated on each run may be different because number is generated randomly.
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