Rand in C++

C++ rand om

#include <cstdlib>
#include <iostream>
#include <ctime>
 
int main() 
{
    std::srand
(std::time(nullptr)); // use current time as seed for rand
om generator
    int rand
om_variable = std::rand
();
    std::cout << "Random value on [0 " << RAND_MAX << "]: " 
              << rand
om_variable << '\n';
}

Source: en.cppreference.com

Rand() c++

version1 = std::rand
() % 3; // it is in the range from 0 to 2 // 0 1 2
version2 = std::rand
() % 5 + 2; // it is in the range from 2 to 6 // 2 3 4 5 6
version3 = std::rand
() % 3 + 10; // it is in the range from 10 to 12
//first number is how much digits it will go second number is the digit it 
//starts on (including that digit)

//negative
version4 = std::rand
() % 11 - 12; // it is in the range from -2 to -12

Rand in C++

rand

-2

Similar codes

0 vote1.6K views1 answer
Declare static table filled cpp
C++
0 vote147 views1 answer
List in c++
C++
0 vote92 views1 answer
Gtest assert not equal
C++
0 vote139 views1 answer
Age in days in c++
C++
18 votes151 views5 answers
How to clear console c++
C++
0 vote148 views1 answer
What does map.count() return in c++
C++
0 vote167 views1 answer
Could not load the Visual C++ component "VCBuild.exe". To fix this, 1) install the .NET Framework 2.0 SDK, 2) install Microsoft Visual Studio 2005 or 3) add the location of the component to the system path if it is installed elsewhere.
C++
0 vote139 views1 answer
What is xor_eq c++
C++
0 vote152 views1 answer
How to store array of string with spaces in c++ stl
C++
1 vote160 views3 answers
Reverse string c++
C++