Question

How to print each digit of a number in C++

Answer 1

#include <iostream>

void print_each_digit(long num) {
    while (num != 0) {
        std::cout << num % 10 << "\n";
        num /= 10;
    }
}
 
int main()
{
    int n = 128;

    print_each_digit(n);

    return 0;
}



 
/*
run:
  
8
2
1
  
*/

 

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