Topic: Rand C
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Answers to Common Questions
What is rand function in c plus plus?
The rand() function returns an integer (int) value that represents a pseudo-random number between 0 and RAND_MAX, RAND_MAX being a constant declared in the run-time library. Each time rand() is invoked, a different value is returned. Read More »
Source: http://wiki.answers.com/Q/Examples_of_program_in_c_plus_plus_that...
How to implement rand in c++ tic tac toe?
Wouldn't rand() % 10 get you a value between 0 and 9 which you could the translate into a row and column... or rand() % 3 twice to get a separate row and column. Of course, you need to validate that the position is not already taken. A bett... Read More »
Source: http://answers.yahoo.com/question/index?qid=20101105084223AA5KMQj
Who can explain the rand() function in C
Okay, here goes. Each time you call rand(), it will give you a number. They'll look like random numbers, but really it's just the result of a complicated mathematical formula. The problem with this is if you run your program and it gives yo... Read More »
Source: http://answers.yahoo.com/question/index?qid=20080807081717AA9aLv9
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Answers to Other Common Questions
They were boyfriend and girlfriend, but then Chris abused her and now their separated... at least that's the official rumor. You never truly know what's going on with celebs, but what I said has been reported true... so far
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Source: http://answers.yahoo.com/question/index?qid=20090301085524AAyaLUw
>> hm really? I swear I tried void main once and it compiles fine. weird The C/C++ Standards both define that main MUST return an int (honestly) and if you don't then the behavior is undefined. Basically, if it works it works by luck. In fa...
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Source: http://www.experts-exchange.com/Programming/Languages/C/Q_2356784...
Here's a program that generates 100 random numbers between 1000 andd 9999. To make it only generate 1 random number just take out the for loop. #include <iostream> using namespace std; #include <ctime> int main () { int random, i; srand(time(NULL)); for (i ...
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Source: http://answers.yahoo.com/question/index?qid=20100226164738AAlOnUj
Basic random function is randval = a * prevrandomvalue + b where a and b are some large prime numbers and different values. Initial prevrandomvalue can be a set value or dynamically set from external source like from user or time clock.
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Source: http://answers.yahoo.com/question/index?qid=20100522231907AAyKt0G
I like the University of Utah's answer http://www.math.utah.edu/~pa/Random/Rand…
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Source: http://answers.yahoo.com/question/index?qid=20100223215907AAMSueN
If you can't use rand(), you can cheat and use boost (www.boost.org) or C++0x (new C++ language standard, partially supported by many new compilers) random number generators, but I have a feeling the task is to actually write your own. Yes,...
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Source: http://answers.yahoo.com/question/index?qid=20100309205414AAxVzQM
If it is a unix system, you can read out of the file /dev/random and that will give you random bits. Otherwise, if it doesn't need to be securely random, I'd include an array of seed data in the program and xor it with the time to get a pse...
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Source: http://answers.yahoo.com/question/index?qid=20090429191513AAbYR9p
