Question

How to generate 4 digits int random number in C++

Answer 1

#include <iostream>
#include <cstdlib>
#include <ctime>

int generate_4_digits_random_number() {
	return rand() % 9000 + 1000; // // numbers from 1000 to 9999
}

int main() {
    srand(time(nullptr)); 

    for (int i = 0; i < 10; i++) {
        std::cout << generate_4_digits_random_number() << std::endl;
    }
}


 
 
/*
run:
 
7377
9618
8108
1423
5130
8788
4364
8106
6204
2684
 
*/

 

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