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What is the algorithm of generating unique random numbers like in mobile recharge coupons?

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luhn algo
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How do you generate true random numbers?

  True random numbers need a number frame to give it space.   Try perl. type in $randomnumber1=int(rand(200))+1;   you can change the 200 to anything you like and it

How do you get Visual Basic to generate a random number?

Or you can do Rnd*232 Where 232 is a number of your choice higher or lower number. I have used this in a Timer and works well.    Valtros    --------------------

How do you generate random numbers in PHP?

Use the function "rand()" or "mt_rand()".   Both functions will generate a random number (as a return value, so be sure to make it point to a variable - see examples). Howe

Are random number generators truly random?

yes, because the number generated is from the computer's CPU database and is selected randomly therefore it must be a random number It depends on how the numbers are genera

How does a random number generator work?

Computer-based random number generators are usually not truly random. Many of these generators choose a result starting with the milliseconds clock on the machine the applicat

What is a random number and how are generated?

Random numbers that are generated by a computer are pseudo-random (not really random), but they will pass enough statistical tests for randomness to be useful in simulation ra