defectiveNum

#include "pch.h"
#include <iostream>

int main() {
    int number=0;
    int digitsNum=0;
    int totalDefective=0;

    while (number++ < 50000)
    {
        digitsNum=number;
        while ( digitsNum > 0)
        {
            if (digitsNum%10 == 2)
            {
                std::cout<<"number= "<<number<<endl;
                totalDefective++;
                break;
            }
            digitsNum/=10;
        }
    }

    std::cout<<"totalDefective="<<totalDefective<<endl;
}